One of a pair of irregularly shaped bones that form the upper jaw. A maxillary bone provides tooth sockets for the superior teeth, forms part of the ORBIT, and contains the MAXILLARY SINUS.
The upper part of the tooth, which joins the lower part of the tooth (TOOTH ROOT) at the cervix (TOOTH CERVIX) at a line called the cementoenamel junction. The entire surface of the crown is covered with enamel which is thicker at the extremity and becomes progressively thinner toward the cervix. (From Jablonski, Dictionary of Dentistry, 1992, p216)
Orthodontic techniques used to correct the malposition of a single tooth.
The largest and strongest bone of the FACE constituting the lower jaw. It supports the lower teeth.
The emergence of a tooth from within its follicle in the ALVEOLAR PROCESS of the MAXILLA or MANDIBLE into the ORAL CAVITY. (Boucher's Clinical Dental Terminology, 4th ed)
The third tooth to the left and to the right of the midline of either jaw, situated between the second INCISOR and the premolar teeth (BICUSPID). (Jablonski, Dictionary of Dentistry, 1992, p817)
Cylindrical epithelial cells in the innermost layer of the ENAMEL ORGAN. Their functions include contribution to the development of the dentinoenamel junction by the deposition of a layer of the matrix, thus producing the foundation for the prisms (the structural units of the DENTAL ENAMEL), and production of the matrix for the enamel prisms and interprismatic substance. (From Jablonski's Dictionary of Dentistry, 1992)
A hard thin translucent layer of calcified substance which envelops and protects the dentin of the crown of the tooth. It is the hardest substance in the body and is almost entirely composed of calcium salts. Under the microscope, it is composed of thin rods (enamel prisms) held together by cementing substance, and surrounded by an enamel sheath. (From Jablonski, Dictionary of Dentistry, 1992, p286)
The most posterior teeth on either side of the jaw, totaling eight in the deciduous dentition (2 on each side, upper and lower), and usually 12 in the permanent dentition (three on each side, upper and lower). They are grinding teeth, having large crowns and broad chewing surfaces. (Jablonski, Dictionary of Dentistry, 1992, p821)
Partial or complete displacement of a tooth from its alveolar support. It is commonly the result of trauma. (From Boucher's Clinical Dental Terminology, 4th ed, p312)
Presentation devices used for patient education and technique training in dentistry.
Measurement of tooth characteristics.
Congenital absence of the teeth; it may involve all (total anodontia) or only some of the teeth (partial anodontia, hypodontia), and both the deciduous and the permanent dentition, or only teeth of the permanent dentition. (Dorland, 27th ed)
The part of a tooth from the neck to the apex, embedded in the alveolar process and covered with cementum. A root may be single or divided into several branches, usually identified by their relative position, e.g., lingual root or buccal root. Single-rooted teeth include mandibular first and second premolars and the maxillary second premolar teeth. The maxillary first premolar has two roots in most cases. Maxillary molars have three roots. (Jablonski, Dictionary of Dentistry, 1992, p690)
Congenital absence of or defects in structures of the teeth.
The tip or terminal end of the root of a tooth. (Jablonski, Dictionary of Dentistry, 1992, p62)
Resorption in which cementum or dentin is lost from the root of a tooth owing to cementoclastic or osteoclastic activity in conditions such as trauma of occlusion or neoplasms. (Dorland, 27th ed)
The measurement of the dimensions of the HEAD.
Such malposition and contact of the maxillary and mandibular teeth as to interfere with the highest efficiency during the excursive movements of the jaw that are essential for mastication. (Jablonski, Illustrated Dictionary of Dentistry, 1982)
Break or rupture of a tooth or tooth root.
A treatment modality in endodontics concerned with the therapy of diseases of the dental pulp. For preparatory procedures, ROOT CANAL PREPARATION is available.
Wires of various dimensions and grades made of stainless steel or precious metal. They are used in orthodontic treatment.
One of the eight permanent teeth, two on either side in each jaw, between the canines (CUSPID) and the molars (MOLAR), serving for grinding and crushing food. The upper have two cusps (bicuspid) but the lower have one to three. (Jablonski, Dictionary of Dentistry, 1992, p822)
One of a set of bone-like structures in the mouth used for biting and chewing.
The curve formed by the row of TEETH in their normal position in the JAW. The inferior dental arch is formed by the mandibular teeth, and the superior dental arch by the maxillary teeth.
A normal developing tooth which has not yet perforated the oral mucosa or one that fails to erupt in the normal sequence or time interval expected for the type of tooth in a given gender, age, or population group.
An extra tooth, erupted or unerupted, resembling or unlike the other teeth in the group to which it belongs. Its presence may cause malposition of adjacent teeth or prevent their eruption.
The phase of orthodontics concerned with the correction of malocclusion with proper appliances and prevention of its sequelae (Jablonski's Illus. Dictionary of Dentistry).
The hard portion of the tooth surrounding the pulp, covered by enamel on the crown and cementum on the root, which is harder and denser than bone but softer than enamel, and is thus readily abraded when left unprotected. (From Jablonski, Dictionary of Dentistry, 1992)
The process of TOOTH formation. It is divided into several stages including: the dental lamina stage, the bud stage, the cap stage, and the bell stage. Odontogenesis includes the production of tooth enamel (AMELOGENESIS), dentin (DENTINOGENESIS), and dental cementum (CEMENTOGENESIS).
Reinsertion of a tooth into the alveolus from which it was removed or otherwise lost.
Photographic techniques used in ORTHODONTICS; DENTAL ESTHETICS; and patient education.
The planning, calculation, and creation of an apparatus for the purpose of correcting the placement or straightening of teeth.
The teeth of the first dentition, which are shed and replaced by the permanent teeth.
The elaboration of dental enamel by ameloblasts, beginning with its participation in the formation of the dentino-enamel junction to the production of the matrix for the enamel prisms and interprismatic substance. (Jablonski, Dictionary of Dentistry, 1992).
Malocclusion in which the mandible is posterior to the maxilla as reflected by the relationship of the first permanent molar (distoclusion).
A tooth that is prevented from erupting by a physical barrier, usually other teeth. Impaction may also result from orientation of the tooth in an other than vertical position in the periodontal structures.
Death of pulp tissue with or without bacterial invasion. When the necrosis is due to ischemia with superimposed bacterial infection, it is referred to as pulp gangrene. When the necrosis is non-bacterial in origin, it is called pulp mummification.
A richly vascularized and innervated connective tissue of mesodermal origin, contained in the central cavity of a tooth and delimited by the dentin, and having formative, nutritive, sensory, and protective functions. (Jablonski, Dictionary of Dentistry, 1992)
The surgical removal of a tooth. (Dorland, 28th ed)
Two teeth united during development by the union of their tooth germs; the teeth may be joined by the enamel of their crowns, by their root dentin, or by both.
The 32 teeth of adulthood that either replace or are added to the complement of deciduous teeth. (Boucher's Clinical Dental Terminology, 4th ed)
Traumatic or other damage to teeth including fractures (TOOTH FRACTURES) or displacements (TOOTH LUXATION).
An abnormality in the direction of a TOOTH ERUPTION.
The process whereby calcium salts are deposited in the dental enamel. The process is normal in the development of bones and teeth. (Boucher's Clinical Dental Terminology, 4th ed, p43)
The thickest and spongiest part of the maxilla and mandible hollowed out into deep cavities for the teeth.
Orthodontic movement in the coronal direction achieved by outward tension on the PERIODONTAL LIGAMENT. It does not include the operative procedure that CROWN LENGTHENING involves.
The space in a tooth bounded by the dentin and containing the dental pulp. The portion of the cavity within the crown of the tooth is the pulp chamber; the portion within the root is the pulp canal or root canal.
The relationship of all the components of the masticatory system in normal function. It has special reference to the position and contact of the maxillary and mandibular teeth for the highest efficiency during the excursive movements of the jaw that are essential for mastication. (From Jablonski, Dictionary of Dentistry, 1992, p556, p472)
Therapeutic closure of spaces caused by the extraction of teeth, the congenital absence of teeth, or the excessive space between teeth.
Use of a metal casting, usually with a post in the pulp or root canal, designed to support and retain an artificial crown.
Malocclusion in which the mandible and maxilla are anteroposteriorly normal as reflected by the relationship of the first permanent molar (i.e., in neutroclusion), but in which individual teeth are abnormally related to each other.
Epithelial cells surrounding the dental papilla and differentiated into three layers: the inner enamel epithelium, consisting of ameloblasts which eventually form the enamel, and the enamel pulp and external enamel epithelium, both of which atrophy and disappear before and upon eruption of the tooth, respectively.
The length of the face determined by the distance of separation of jaws. Occlusal vertical dimension (OVD or VDO) or contact vertical dimension is the lower face height with the teeth in centric occlusion. Rest vertical dimension (VDR) is the lower face height measured from a chin point to a point just below the nose, with the mandible in rest position. (From Jablonski, Dictionary of Dentistry, 1992, p250)
The fibrous CONNECTIVE TISSUE surrounding the TOOTH ROOT, separating it from and attaching it to the alveolar bone (ALVEOLAR PROCESS).
A tooth from which the dental pulp has been removed or is necrotic. (Boucher, Clinical Dental Terminology, 4th ed)
Anomaly of the tooth, found chiefly in upper lateral incisors. It is characterized by invagination of the enamel at the incisal edge.
The constricted part of the tooth at the junction of the crown and root or roots. It is often referred to as the cementoenamel junction (CEJ), the line at which the cementum covering the root of a tooth and the enamel of the tooth meet. (Jablonski, Dictionary of Dentistry, 1992, p530, p433)
The complement of teeth in the jaws after the eruption of some of the permanent teeth but before all the deciduous teeth are absent. (Boucher's Clinical Dental Terminology, 4th ed)
Extraoral body-section radiography depicting an entire maxilla, or both maxilla and mandible, on a single film.
The description and measurement of the various factors that produce physical stress upon dental restorations, prostheses, or appliances, materials associated with them, or the natural oral structures.
An acquired or hereditary condition due to deficiency in the formation of tooth enamel (AMELOGENESIS). It is usually characterized by defective, thin, or malformed DENTAL ENAMEL. Risk factors for enamel hypoplasia include gene mutations, nutritional deficiencies, diseases, and environmental factors.
The collective tissues from which an entire tooth is formed, including the DENTAL SAC; ENAMEL ORGAN; and DENTAL PAPILLA. (From Jablonski, Dictionary of Dentistry, 1992)
A prosthetic restoration that reproduces the entire surface anatomy of the visible natural crown of a tooth. It may be partial (covering three or more surfaces of a tooth) or complete (covering all surfaces). It is made of gold or other metal, porcelain, or resin.
Skills, techniques, standards, and principles used to improve the art and symmetry of the teeth and face to improve the appearance as well as the function of the teeth, mouth, and face. (From Boucher's Clinical Dental Terminology, 4th ed, p108)
Small metal or ceramic attachments used to fasten an arch wire. These attachments are soldered or welded to an orthodontic band or cemented directly onto the teeth. Bowles brackets, edgewise brackets, multiphase brackets, ribbon arch brackets, twin-wire brackets, and universal brackets are all types of orthodontic brackets.
Horizontal and, to a lesser degree, axial movement of a tooth in response to normal forces, as in occlusion. It refers also to the movability of a tooth resulting from loss of all or a portion of its attachment and supportive apparatus, as seen in periodontitis, occlusal trauma, and periodontosis. (From Jablonski, Dictionary of Dentistry, 1992, p507 & Boucher's Clinical Dental Terminology, 4th ed, p313)
A registration of any positional relationship of the mandible in reference to the maxillae. These records may be any of the many vertical, horizontal, or orientation relations. (Jablonski, Illustrated Dictionary of Dentistry)
Dental devices such as RETAINERS, ORTHODONTIC used to improve gaps in teeth and structure of the jaws. These devices can be removed and reinserted at will.
The selective extraction of deciduous teeth during the stage of mixed dentition in accordance with the shedding and eruption of the teeth. It is done over an extended period to allow autonomous adjustment to relieve crowding of the dental arches during the eruption of the lateral incisors, canines, and premolars, eventually involving the extraction of the first premolar teeth. (Dorland, 28th ed)
The plan and delineation of dental prostheses in general or a specific dental prosthesis. It does not include DENTURE DESIGN. The framework usually consists of metal.
The anatomical frontal portion of the mandible, also known as the mentum, that contains the line of fusion of the two separate halves of the mandible (symphysis menti). This line of fusion divides inferiorly to enclose a triangular area called the mental protuberance. On each side, inferior to the second premolar tooth, is the mental foramen for the passage of blood vessels and a nerve.
Dental procedure in which part of the pulp chamber is removed from the crown of a tooth.
A malocclusion in which maxillary incisor and canine teeth project over the mandiblar teeth excessively. The overlap is measured perpendicular to the occlusal plane and is also called vertical overlap. When the overlap is measured parallel to the occlusal plane it is referred to as overjet.
The force applied by the masticatory muscles in dental occlusion.
Either of the two fleshy, full-blooded margins of the mouth.
The result of pathological changes in the hard tissue of a tooth caused by carious lesions, mechanical factors, or trauma, which render the pulp susceptible to bacterial invasion from the external environment.
Attachment of orthodontic devices and materials to the MOUTH area for support and to provide a counterforce to orthodontic forces.
Orthodontic appliances, fixed or removable, used to maintain teeth in corrected positions during the period of functional adaptation following corrective treatment. These appliances are also used to maintain the positions of the teeth and jaws gained by orthodontic procedures. (From Zwemer, Boucher's Clinical Dental Terminology, 4th ed, p263)
An abnormal passage in the oral cavity on the gingiva.
Extraoral devices for applying force to the dentition in order to avoid some of the problems in anchorage control met with in intermaxillary traction and to apply force in directions not otherwise possible.
A fabricated tooth substituting for a natural tooth in a prosthesis. It is usually made of porcelain or plastic.
The process of growth and differentiation of the jaws and face.
The proteins that are part of the dental enamel matrix.
Devices, usually alloplastic, surgically inserted into or onto the jawbone, which support a single prosthetic tooth and serve either as abutments or as cosmetic replacements for missing teeth.
Materials placed inside a root canal for the purpose of obturating or sealing it. The materials may be gutta-percha, silver cones, paste mixtures, or other substances. (Dorland, 28th ed, p631 & Boucher's Clinical Dental Terminology, 4th ed, p187)
Dental cements composed either of polymethyl methacrylate or dimethacrylate, produced by mixing an acrylic monomer liquid with acrylic polymers and mineral fillers. The cement is insoluble in water and is thus resistant to fluids in the mouth, but is also irritating to the dental pulp. It is used chiefly as a luting agent for fabricated and temporary restorations. (Jablonski's Dictionary of Dentistry, 1992, p159)
The movement of teeth into altered positions in relationship to the basal bone of the ALVEOLAR PROCESS and to adjoining and opposing teeth as a result of loss of approximating or opposing teeth, occlusal interferences, habits, inflammatory and dystrophic disease of the attaching and supporting structures of the teeth. (From Boucher's Clinical Dental Terminology, 4th ed)
The facial skeleton, consisting of bones situated between the cranial base and the mandibular region. While some consider the facial bones to comprise the hyoid (HYOID BONE), palatine (HARD PALATE), and zygomatic (ZYGOMA) bones, MANDIBLE, and MAXILLA, others include also the lacrimal and nasal bones, inferior nasal concha, and vomer but exclude the hyoid bone. (Jablonski, Dictionary of Dentistry, 1992, p113)
Endodontic procedure performed to induce TOOTH APEX barrier development. ROOT CANAL FILLING MATERIALS are used to repair open apex or DENTAL PULP NECROSIS in an immature tooth. CALCIUM HYDROXIDE and mineral trioxide aggregate are commonly used as the filling materials.
An adhesion procedure for orthodontic attachments, such as plastic DENTAL CROWNS. This process usually includes the application of an adhesive material (DENTAL CEMENTS) and letting it harden in-place by light or chemical curing.
Materials used in the production of dental bases, restorations, impressions, prostheses, etc.
Phase of endodontic treatment in which a root canal system that has been cleaned is filled through use of special materials and techniques in order to prevent reinfection.
Devices used for influencing tooth position. Orthodontic appliances may be classified as fixed or removable, active or retaining, and intraoral or extraoral. (Boucher's Clinical Dental Terminology, 4th ed, p19)
A condition in which certain opposing teeth fail to establish occlusal contact when the jaws are closed.
Inability or inadequacy of a dental restoration or prosthesis to perform as expected.
Loose-fitting removable orthodontic appliances which redirect the pressures of the facial and masticatory muscles onto the teeth and their supporting structures to produce improvements in tooth arrangements and occlusal relations.
The wearing away of a tooth as a result of tooth-to-tooth contact, as in mastication, occurring only on the occlusal, incisal, and proximal surfaces. It is chiefly associated with aging. It is differentiated from TOOTH ABRASION (the pathologic wearing away of the tooth substance by friction, as brushing, bruxism, clenching, and other mechanical causes) and from TOOTH EROSION (the loss of substance caused by chemical action without bacterial action). (Jablonski, Dictionary of Dentistry, 1992, p86)
Preparatory activities in ROOT CANAL THERAPY by partial or complete extirpation of diseased pulp, cleaning and sterilization of the empty canal, enlarging and shaping the canal to receive the sealing material. The cavity may be prepared by mechanical, sonic, chemical, or other means. (From Dorland, 28th ed, p1700)
Stainless steel. A steel containing Ni, Cr, or both. It does not tarnish on exposure and is used in corrosive environments. (Grant & Hack's Chemical Dictionary, 5th ed)
A bony prominence situated on the upper surface of the body of the sphenoid bone. It houses the PITUITARY GLAND.
Loose, usually removable intra-oral devices which alter the muscle forces against the teeth and craniofacial skeleton. These are dynamic appliances which depend on altered neuromuscular action to effect bony growth and occlusal development. They are usually used in mixed dentition to treat pediatric malocclusions. (ADA, 1992)
Mechanical removal of a small amount of tooth structure (not more than a few tenths of a millimeter in depth) to eliminate superficial enamel discoloration defects not successfully removed by bleaching techniques. A common abrasive is a mixture of pumice and hydrochloric acid.
A hollow part of the alveolar process of the MAXILLA or MANDIBLE where each tooth fits and is attached via the periodontal ligament.
The structure that forms the roof of the mouth. It consists of the anterior hard palate (PALATE, HARD) and the posterior soft palate (PALATE, SOFT).
A facial expression which may denote feelings of pleasure, affection, amusement, etc.
Synthetic resins, containing an inert filler, that are widely used in dentistry.
The formation of dentin. Dentin first appears in the layer between the ameloblasts and odontoblasts and becomes calcified immediately. Formation progresses from the tip of the papilla over its slope to form a calcified cap becoming thicker by the apposition of new layers pulpward. A layer of uncalcified dentin intervenes between the calcified tissue and the odontoblast and its processes. (From Jablonski, Dictionary of Dentistry, 1992)
Radiographic techniques used in dentistry.
A mixture of metallic elements or compounds with other metallic or metalloid elements in varying proportions for use in restorative or prosthetic dentistry.
Recognition and elimination of potential irregularities and malpositions in the developing dentofacial complex.
The teeth collectively in the dental arch. Dentition ordinarily refers to the natural teeth in position in their alveoli. Dentition referring to the deciduous teeth is DENTITION, PRIMARY; to the permanent teeth, DENTITION, PERMANENT. (From Jablonski, Dictionary of Dentistry, 1992)
Fixed or removable devices that join teeth together. They are used to repair teeth that are mobile as a result of PERIODONTITIS.
A major dental enamel-forming protein found in mammals. In humans the protein is encoded by GENES found on both the X CHROMOSOME and the Y CHROMOSOME.
Holding a DENTAL PROSTHESIS in place by its design, or by the use of additional devices or adhesives.
A restoration designed to remain in service for not less than 20 to 30 years, usually made of gold casting, cohesive gold, or amalgam. (Jablonski, Dictionary of Dentistry, 1992)
The plan, delineation, and location of actual structural elements of dentures. The design can relate to retainers, stress-breakers, occlusal rests, flanges, framework, lingual or palatal bars, reciprocal arms, etc.
Either one of the two small elongated rectangular bones that together form the bridge of the nose.
The testing of materials and devices, especially those used for PROSTHESES AND IMPLANTS; SUTURES; TISSUE ADHESIVES; etc., for hardness, strength, durability, safety, efficacy, and biocompatibility.
Malocclusion in which the mandible is anterior to the maxilla as reflected by the first relationship of the first permanent molar (mesioclusion).
Solid fixation of a tooth resulting from fusion of the cementum and alveolar bone, with obliteration of the periodontal ligament. It is uncommon in the deciduous dentition and very rare in permanent teeth. (Jablonski's Dictionary of Dentistry, 1992)
A physical misalignment of the upper (maxilla) and lower (mandibular) jaw bones in which either or both recede relative to the frontal plane of the forehead.
A white powder prepared from lime that has many medical and industrial uses. It is in many dental formulations, especially for root canal filling.
A commonly used prosthesis that results in a strong, permanent restoration. It consists of an electrolytically etched cast-metal retainer that is cemented (bonded), using resins, to adjacent teeth whose enamel was previously acid-treated (acid-etched). This type of bridgework is sometimes referred to as a Maryland bridge.
The inferior region of the skull consisting of an internal (cerebral), and an external (basilar) surface.
Substances used to bond COMPOSITE RESINS to DENTAL ENAMEL and DENTIN. These bonding or luting agents are used in restorative dentistry, ROOT CANAL THERAPY; PROSTHODONTICS; and ORTHODONTICS.
The intermediate sensory division of the trigeminal (5th cranial) nerve. The maxillary nerve carries general afferents from the intermediate region of the face including the lower eyelid, nose and upper lip, the maxillary teeth, and parts of the dura.
Investigations conducted on the physical health of teeth involving use of a tool that transmits hot or cold electric currents on a tooth's surface that can determine problems with that tooth based on reactions to the currents.
Microscopy in which the object is examined directly by an electron beam scanning the specimen point-by-point. The image is constructed by detecting the products of specimen interactions that are projected above the plane of the sample, such as backscattered electrons. Although SCANNING TRANSMISSION ELECTRON MICROSCOPY also scans the specimen point by point with the electron beam, the image is constructed by detecting the electrons, or their interaction products that are transmitted through the sample plane, so that is a form of TRANSMISSION ELECTRON MICROSCOPY.
Diseases of the PERIAPICAL TISSUE surrounding the root of the tooth, which is distinguished from DENTAL PULP DISEASES inside the TOOTH ROOT.
A class of statistical methods applicable to a large set of probability distributions used to test for correlation, location, independence, etc. In most nonparametric statistical tests, the original scores or observations are replaced by another variable containing less information. An important class of nonparametric tests employs the ordinal properties of the data. Another class of tests uses information about whether an observation is above or below some fixed value such as the median, and a third class is based on the frequency of the occurrence of runs in the data. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed, p1284; Corsini, Concise Encyclopedia of Psychology, 1987, p764-5)
Restraining belts fastened to the frame of automobiles, aircraft, or other vehicles, and strapped around the person occupying the seat in the car or plane, intended to prevent the person from being thrown forward or out of the vehicle in case of sudden deceleration.
The internal resistance of a material to moving some parts of it parallel to a fixed plane, in contrast to stretching (TENSILE STRENGTH) or compression (COMPRESSIVE STRENGTH). Ionic crystals are brittle because, when subjected to shear, ions of the same charge are brought next to each other, which causes repulsion.
The anterior portion of the head that includes the skin, muscles, and structures of the forehead, eyes, nose, mouth, cheeks, and jaw.
Preparation of TOOTH surfaces and DENTAL MATERIALS with etching agents, usually phosphoric acid, to roughen the surface to increase adhesion or osteointegration.
Physiologic loss of the primary dentition. (Zwemer, Boucher's Clinical Dental Terminology, 4th ed)
The selected form given to a natural tooth when it is reduced by instrumentation to receive a prosthesis (e.g., artificial crown or a retainer for a fixed or removable prosthesis). The selection of the form is guided by clinical circumstances and physical properties of the materials that make up the prosthesis. (Boucher's Clinical Dental Terminology, 4th ed, p239)
Elements of limited time intervals, contributing to particular results or situations.
A chronic endemic form of hypoplasia of the dental enamel caused by drinking water with a high fluorine content during the time of tooth formation, and characterized by defective calcification that gives a white chalky appearance to the enamel, which gradually undergoes brown discoloration. (Jablonski's Dictionary of Dentistry, 1992, p286)
A branch of the trigeminal (5th cranial) nerve. The mandibular nerve carries motor fibers to the muscles of mastication and sensory fibers to the teeth and gingivae, the face in the region of the mandible, and parts of the dura.
Chemicals used mainly to disinfect root canals after pulpectomy and before obturation. The major ones are camphorated monochlorophenol, EDTA, formocresol, hydrogen peroxide, metacresylacetate, and sodium hypochlorite. Root canal irrigants include also rinsing solutions of distilled water, sodium chloride, etc.
Surgical reshaping of the gingivae and papillae for correction of deformities (particularly enlargements) and to provide the gingivae with a normal and functional form, the incision creating an external bevel. (Dorland, 28th ed)
The structures surrounding and supporting the tooth. Periodontium includes the gum (GINGIVA), the alveolar bone (ALVEOLAR PROCESS), the DENTAL CEMENTUM, and the PERIODONTAL LIGAMENT.
A purely physical condition which exists within any material because of strain or deformation by external forces or by non-uniform thermal expansion; expressed quantitatively in units of force per unit area.
Resorption or wasting of the tooth-supporting bone (ALVEOLAR PROCESS) in the MAXILLA or MANDIBLE.
A complete denture replacing all the natural maxillary teeth and associated maxillary structures. It is completely supported by the oral tissue and underlying maxillary bone.
The bonelike rigid connective tissue covering the root of a tooth from the cementoenamel junction to the apex and lining the apex of the root canal, also assisting in tooth support by serving as attachment structures for the periodontal ligament. (Jablonski, Dictionary of Dentistry, 1992)
A tooth's loss of minerals, such as calcium in hydroxyapatite from the tooth matrix, caused by acidic exposure. An example of the occurrence of demineralization is in the formation of dental caries.
Cements that act through infiltration and polymerization within the dentinal matrix and are used for dental restoration. They can be adhesive resins themselves, adhesion-promoting monomers, or polymerization initiators that act in concert with other agents to form a dentin-bonding system.
Bony structure of the mouth that holds the teeth. It consists of the MANDIBLE and the MAXILLA.
A usually four-wheeled automotive vehicle designed for passenger transportation and commonly propelled by an internal-combustion engine using a volatile fuel. (Webster, 1973)
Exposure of the root surface when the edge of the gum (GINGIVA) moves apically away from the crown of the tooth. This is common with advancing age, vigorous tooth brushing, diseases, or tissue loss of the gingiva, the PERIODONTAL LIGAMENT and the supporting bone (ALVEOLAR PROCESS).
Any of several burrowing rodents of the families MURIDAE and Bathyergidae, found in eastern Europe, Africa, and Asia. They have short limbs, small eyes with permanently closed lids, and no tail. Three genera SPALAX (Muridae), Heterocephalus (Bathyergidae) and Cryptomys (Bathyergidae) are used frequently as experimental animals in biomedical research. (From Walker's Mammals of the World, 6th ed)
A rapid, low-dose, digital imaging system using a small intraoral sensor instead of radiographic film, an intensifying screen, and a charge-coupled device. It presents the possibility of reduced patient exposure and minimal distortion, although resolution and latitude are inferior to standard dental radiography. A receiver is placed in the mouth, routing signals to a computer which images the signals on a screen or in print. It includes digitizing from x-ray film or any other detector. (From MEDLINE abstracts; personal communication from Dr. Charles Berthold, NIDR)
Insertion of a tapered rod through the root canal into the periapical osseous structure to lengthen the existing root and provide individual tooth stabilization.
The generic term for salts derived from silica or the silicic acids. They contain silicon, oxygen, and one or more metals, and may contain hydrogen. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th Ed)
Progressive loss of the hard substance of a tooth by chemical processes that do not involve bacterial action. (Jablonski, Dictionary of Dentistry, 1992, p296)
Computed tomography modalities which use a cone or pyramid-shaped beam of radiation.
Inorganic compounds that contain calcium as an integral part of the molecule.
The properties, processes, and behavior of biological systems under the action of mechanical forces.
Characteristics or attributes of the outer boundaries of objects, including molecules.
Insertion of an implant into the bone of the mandible or maxilla. The implant has an exposed head which protrudes through the mucosa and is a prosthodontic abutment.
A dental specialty concerned with the prevention and correction of dental and oral anomalies (malocclusion).
The seepage of fluids, debris, and micro-organisms between the walls of a prepared dental cavity and the restoration.
The use of a chemical oxidizing agent to whiten TEETH. In some procedures the oxidation process is activated by the use of heat or light.
Automotive safety devices consisting of a bag designed to inflate upon collision and prevent passengers from pitching forward. (American Heritage Dictionary, 1982)
Polymeric resins derived from OXIRANES and characterized by strength and thermosetting properties. Epoxy resins are often used as dental materials.
Any of the numerous types of clay which contain varying proportions of Al2O3 and SiO2. They are made synthetically by heating aluminum fluoride at 1000-2000 degrees C with silica and water vapor. (From Hawley's Condensed Chemical Dictionary, 11th ed)
Hard, amorphous, brittle, inorganic, usually transparent, polymerous silicate of basic oxides, usually potassium or sodium. It is used in the form of hard sheets, vessels, tubing, fibers, ceramics, beads, etc.
Small cylindrical pieces of metal used to enhance retention.
Hand-held tools or implements especially used by dental professionals for the performance of clinical tasks.
Surgical excision of the gingiva at the level of its attachment, thus creating new marginal gingiva. This procedure is used to eliminate gingival or periodontal pockets or to provide an approach for extensive surgical interventions, and to gain access necessary to remove calculus within the pocket. (Dorland, 28th ed)
The rotational force about an axis that is equal to the product of a force times the distance from the axis where the force is applied.
A computer based method of simulating or analyzing the behavior of structures or components.
The SKELETON of the HEAD including the FACIAL BONES and the bones enclosing the BRAIN.
Used as a dental cement this is mainly zinc oxide (with strengtheners and accelerators) and eugenol. (Boucher's Clinical Dental Terminology, 4th ed, p50)
A technique of inputting two-dimensional images into a computer and then enhancing or analyzing the imagery into a form that is more useful to the human observer.
Inorganic derivatives of phosphoric acid (H3PO4). Note that organic derivatives of phosphoric acids are listed under ORGANOPHOSPHATES.
An artificial replacement for one or more natural teeth or part of a tooth, or associated structures, ranging from a portion of a tooth to a complete denture. The dental prosthesis is used for cosmetic or functional reasons, or both. DENTURES and specific types of dentures are also available. (From Boucher's Clinical Dental Terminology, 4th ed, p244 & Jablonski, Dictionary of Dentistry, 1992, p643)
Mesodermal tissue enclosed in the invaginated portion of the epithelial enamel organ and giving rise to the dentin and pulp.
Anterior midline brain, cranial, and facial malformations resulting from the failure of the embryonic prosencephalon to undergo segmentation and cleavage. Alobar prosencephaly is the most severe form and features anophthalmia; cyclopia; severe INTELLECTUAL DISABILITY; CLEFT LIP; CLEFT PALATE; SEIZURES; and microcephaly. Semilobar holoprosencepaly is characterized by hypotelorism, microphthalmia, coloboma, nasal malformations, and variable degrees of INTELLECTUAL DISABILITY. Lobar holoprosencephaly is associated with mild (or absent) facial malformations and intellectual abilities that range from mild INTELLECTUAL DISABILITY to normal. Holoprosencephaly is associated with CHROMOSOME ABNORMALITIES.
It is used as an oxidizing and bleaching agent and as a disinfectant. (From Grant & Hackh's Chemical Dictionary, 5th ed)
Technique involving the passage of X-rays through oral structures to create a film record while a central tab or wing of dental X-ray film is being held between upper and lower teeth.
A partial denture attached to prepared natural teeth, roots, or implants by cementation.
Muscles arising in the zygomatic arch that close the jaw. Their nerve supply is masseteric from the mandibular division of the trigeminal nerve. (From Stedman, 25th ed)
The aftermost permanent tooth on each side in the maxilla and mandible.
A paired box transcription factor that is involved in ODONTOGENESIS.
A range of methods used to reduce pain and anxiety during dental procedures.
Abnormal breathing through the mouth, usually associated with obstructive disorders of the nasal passages.
A statistical technique that isolates and assesses the contributions of categorical independent variables to variation in the mean of a continuous dependent variable.
Coagulated exudate isolated from several species of the tropical tree Palaquium (Sapotaceae). It is the trans-isomer of natural rubber and is used as a filling and impression material in dentistry and orthopedics and as an insulator in electronics. It has also been used as a rubber substitute.
Compounds similar to hydrocarbons in which a tetravalent silicon atom replaces the carbon atom. They are very reactive, ignite in air, and form useful derivatives.
Subtotal or complete excision of the alveolar process of the maxilla or mandible. (Dorland, 28th ed)
An orthodontic method used for correcting narrow or collapsed maxillary arches and functional cross-bite. (From Jablonski's Dictionary of Dentistry),
Oral tissue surrounding and attached to TEETH.
Inflammation of the PERIAPICAL TISSUE. It includes general, unspecified, or acute nonsuppurative inflammation. Chronic nonsuppurative inflammation is PERIAPICAL GRANULOMA. Suppurative inflammation is PERIAPICAL ABSCESS.
They have chisel-like incisor. The ricefield rat is between 304-400 mm long with a tail length of 140-200 mm and a skull length ... Young have an orange-colored tuft in front of each ear. The ricefield rat lives in large groups which consist of a dominant ...
Their dental formula is 3,1,3,2/3,1,3,2. The first incisor is enlarged. The lateral incisors and first premolars are like ... Golden moles do not have a fifth finger on their front paws. Instead, they have a huge claw on the third or second finger. ...
incised Having a notched margin (often referring to fin membranes). incisors The front or cutting teeth. inferior Pertaining to ... premaxillaries Two bones forming the front portion of the upper jaw. preocular spine A spine positioned above and in front of ... vomer A bone forming the front part of the roof of the mouth. vomerine teeth Teeth on the vomer. Weberian apparatus An ... preopercular spine A spine projecting from the preopercule (see preopercle). preorbital The area under and in front of the eyes ...
... with the front edge straight or slightly concave; the upper incisors are orthodont or proodont; the molars are mesodont, broad ... and robust; the upper molars have transverse loops; and the lower molars have the lingual cusps slightly in front of the labial ...
The skull is delicate and the incisive foramina (openings in the front part of the palate) are short and narrow. The incisors ... The incisors are weak and the enamel on the upper incisors is yellow to light orange. The root of the lower incisor does not ... The weak incisors suggest to Carleton that it eats more "indurate" fruits and insects than other Eliurus. Destruction and ... The incisive foramina (openings in the front part of the palate) are short and narrow. The bony palate ends at the level of the ...
... incisors with the "enamel reduced to a stripe on the front side." Apparently, this condition evolved several times among ... It is an "allodontid (two families and the genus Glirodon)", (Kielan-Jaworowska and Hurum, 2001). It had gliriform incisors; ... I3 refers to an upper incisor and 'plesiomorphic' means 'basal'. Present in stratigraphic zones 4 and 6. Engelmann & Callison ...
The I2 upper-front incisors of Catopsbaatar were very robust and had a sharply limited band of enamel. The two incisors ... The premaxilla (front bone of the upper jaw) extended less than two-thirds of the length of the snout in front of the eyes, ... It contained all the upper teeth, except the incisors. The infraorbital foramina (openings at the lower front of the maxilla) ... The smaller I3 incisor behind was cone-shaped. The alveolus (tooth socket) of Catopsbaatar's I3 incisor was formed by the ...
The mandible had a flange on each side of the front. The upper incisors were large, sharp, and slanted forwards. There was a ... As the food of modern cats enters the mouth through the side while cutting with the carnassials, not the front incisors between ... The protruding incisors were arranged in an arch, and were used to hold the prey still and stabilize it while the canine bite ... The lower incisors were broad, recurved, and placed in a straight line across. The p3 premolar tooth of the mandible was ...
incisor) of the procumbent front teeth of both species, neither of which is definitively known. If they are different between ... No upper incisors have been found. The unidentified lower front tooth is also enlarged and procumbent. It has three premolars ... Due to cranial and dental similarities with the aye-aye and signs of wear on the tips of its front teeth, it is thought to have ... Due to its combination of the lack of a toothcomb (a specialized dental structure found in most lemuriforms) and a front ...
The trees are cut down using their strong incisor teeth. Their front paws are used for digging and carrying and placing ... The unwebbed front paws are smaller, with claws. The forepaws are highly dextrous, and are used both for digging, and to fold ... Their lips can be closed behind their front teeth so that they can continue to gnaw underwater. A thick layer of fat under its ... The beaver possesses continuously (or endlessly) growing incisors, and is a hindgut fermenter whose cecum, populated by ...
All dinocephalians are distinguished by the interlocking incisor (front) teeth. Correlated features are the distinctly ... The later dinocephalians improved on this system by developing heels on the lingual sides of the incisor teeth that met against ... The lower teeth are inclined forward, and occlusion is achieved by the interlocking of the incisors. ...
These are the incisor (cutting), the canine, the premolar, and the molar (grinding). The incisors occupy the front of the tooth ... In each set, incisors (I) are indicated first, canines (C) second, premolars (P) third, and finally molars (M), giving I:C:P:M ... The incisors mostly control the vertical opening of the chewing cycle when the muscles of mastication move the jaw forwards and ... The specialised teeth-incisors, canines, premolars, and molars-are found in the same order in every mammal. In many mammals, ...
Their skulls are distinctive by having two grooves in each incisor. They have large front claws used for burrowing. Great ...
The front horn reached at least a meter (3.3 ft) long, up to 1.4 metres (4.6 ft), and its weight reached 15 kilograms (33 lb). ... Like other rhinos, adults did not have incisors. It had 3 premolars and 3 molars in both jaws. The molars were high-crowned and ... Fossil skulls indicate damage from the front horns of other rhinos, and lower jaws and back ribs show signs of being broken and ... Its shoulder was raised with a powerful hump, used to support the animal's massive front horn. The hump also contained a fat ...
... and a small cuspule at the front. The front upper premolar is projected outside the toothrow, so that the canine before it and ... The upper incisors have two cusps and the upper canine has three-a large central one, a small but well-developed one at the ... The front margin of the rostrum is cast back between the left and right corners. A transverse line passes over the roof of the ... The first lower incisor has two cusps and the second has three. On the second lower molar, the protoconid cusp is notably ...
The jaws dentition is complete, having three front incisors and canine. The first two incisors protrude forward with a crown ... The other incisors and canines had much smaller crowns. Between each tooth is a small space, similar to its phylogenetically ... Its back teeth, which are separated from the front teeth by a small diastema, consist of four premolars and three molars. These ... The hyracodontids are distinguished by the formation of large sharp incisors in their upper and lower jaws, while rhinoceroses ...
Incorrect usage can cause trauma to the front incisors; the correct technique is to displace the chin upwards and forward at ... This placement allows the operator to more effectively view the field in front of the camera. The video camera is recessed for ...
Rodent - rodents have two large, distinctive incisor teeth in front of their mouths. Dog or other canine such as a coyote - the ... Palaeozoologist Darren Naish studied the photograph and concluded from the corpse's visible dentition, skull shape, and front ...
The names of these teeth are: (1) Incisors, there are eight incisors located in the front of the mouth (four on the top and ... 2) Cuspids (or canine tooth), the four cuspids are next to each incisor. Cuspids have a pointed edge to tear food. (3) ... In a newborn, the junction of the parietal bones with the frontal and occipital bones, form the anterior (front) and posterior ...
For this alternative, the front metal wire is replaced with a clear wire called the ASTICS. This retainer is intended to be ... These retainers can be used to realign minor lower incisor relapse. When the retainer is not being worn, it should always be ... Another advantage of VFRs is that there is evidence to suggest superior retention of lower incisors compared to other removable ... Research shows that Hawley retainers are not effective for preventing incisor irregularity relapse. Hawley retainers also ...
... may refer to: Incisor teeth, front teeth present in most heterodont mammals. Incisive bone, the portion of maxilla ... Incisive foramen or anterior palatine foramen, a funnel-shaped opening in the bone of hard palate immediately behind incisor ... Incisive papilla, projection on the palate near the incisors. Incisive Media, a publisher of business media, based in London, ...
The front part of the skull is flat, short, and broad. The incisive foramina, openings at the front of the palate, are short, ... The large upper incisors are orthodont, with their cutting edge at about a right angle to the upper molars, and heavily ... The orthodont upper incisors suffice to distinguish T. ucucha from all other members of the genus but T. australis and T. ... At the back of the mandible (lower jaw), there is a capsular process to receive the root of the lower incisor, which is absent ...
The front surface of the incisors are bright yellowish-orange. The highland tuco-tuco lives on the eastern side of the Andes ... The tail is short, the eyes are small and the external ears are short, while the claws on the front feet are large and strong. ...
Cattle have thirty-two teeth, including six incisors or biting teeth and two canines in the front on the bottom jaw. The canine ... 30 months - Six broad incisors up. 36 months - Six broad incisors showing wear. 39 months - Corner teeth up 42 months - Eight ... Temporary incisors or "milk" teeth are smaller than the permanent incisors. ... 15 months - Centre permanent incisors appear. 18 months - Centre permanent incisors showing some wear. 24 months - First ...
A female with grooved incisors was found in the Yukon. Several other voles from Oregon were found with flattened incisors and ... An rod shaped os clitoridis may be present, in front of the urethra. Long-tailed voles can be found with unusual dentition. ... malocclusion of their incisors and molars. A specimen in New Mexico was reported with an extra tooth in the right lower jaw. An ...
Cvek, M.; Hollender, L.; Nord, C. E. (1976). "Treatment of non-vital permanent incisors with calcium hydroxide. VI. A clinical ... "Interventions for treating traumatised permanent front teeth: avulsed (knocked out) and replanted". Cochrane Database of ... Holan, Gideon (June 2013). "Replantation of avulsed primary incisors: a critical review of a controversial treatment". Dental ... Campbell, Karen M.; Casas, Michael J.; Kenny, David J. (2005). "Ankylosis of Traumatized Permanent Incisors: Pathogenesis and ...
The dental formula is 3.1.4.13.1.4.2. The incisors form a transverse, not a curved, line; the first three upper and the four ... The upper carnassial has a small inner lobe set far forwards, a small cusp in front of the main compressed, high, pointed cusp ... lower pre-molars are compressed and trenchant with a high, sharp, median cusp and small subsidiary cusps in front and behind it ...
... lack upper front teeth, but have eight sharp incisors on the lower jaw. They also have a tough tongue, lips and gums, ... In a collision, the impact crushes the front roof beams and individuals in the front seats. Collisions of this type are ... In collisions with higher vehicles (such as trucks), most of the deformation is to the front of the vehicle and the passenger ... Cervalces carnutorum was soon followed by a much larger species called Cervalces latifrons (broad-fronted stag-moose). The ...
... and reaches up to the front of the upper incisor. L. c. pygmaeus is the smallest subspecies, with the narrowest frontal aspects ... At normal unworn state, the upper incisors are Y-shaped, and become V-shaped when worn out. The hindfeet are 9.8 to 13 cm (3.9 ...
A diastema (gap) is present between the premolar and the incisor that would have been located in front of it. The alveolus ( ... Three lower and four upper incisors are known. As is usual in mammals with similarly shaped (gliriform) incisors, the lower ... incisors are more laterally compressed, are less curved, form a greater angle between the front side and the wear facet at the ... The p4 bears eight ridges on both sides of the longitudinal crest and is supported by two roots at the front and back. The p4 ...
The calf has a tawny, shaggy coat and weighs about 11 kg (24 lb). By the end of the fourth week, the four incisors have fully ... The scent glands secrete a glutinous substance in front of the eyes, under the hair tufts, and on the forefeet. Females have ...
Image shows a grey discoloured upper right front incisor, usually indicating that the tooth is non-vital ... A broken upper front tooth. The layers of tissue that make up the tooth are clearly visible, with the pink pulp standing out ... Adult front teeth (which usually erupt at around 6 years of age) can be replaced immediately if clean. See below and the Dental ... If teeth are completely knocked out baby front teeth should not be replaced. The area should be cleaned gently and the child ...
Incisors (from Latin incidere, "to cut") are the front teeth present in most mammals. They are located in the premaxilla above ... maxillary lateral incisor (upper jaw, beside the maxillary central incisor). *mandibular central incisor (lower jaw, closest to ... Adult humans normally have eight incisors, two of each type. The types of incisor are: *maxillary central incisor (upper jaw, ... mandibular lateral incisor (lower jaw, beside the mandibular central incisor). Children with a full set of deciduous teeth ( ...
Large incisor size in H. habilis compared to Australopithecus predecessors implies this species relied on incisors more. The ... which restrict rotation between the foot and ankle as well as at the front foot. Foot stability enhances the efficiency of ...
The maxillary central incisors are usually the most visible teeth, since they are the top center two teeth in the front of a ... Maxillary lateral incisorEdit. Main article: Maxillary lateral incisor. The maxillary lateral incisor is the tooth located ... Mandibular central incisorEdit. Main article: Mandibular central incisor. The mandibular central incisor is the tooth located ... Mandibular lateral incisorEdit. Main article: Mandibular lateral incisor. The mandibular lateral incisor is the tooth located ...
Instead, their lower incisors varied in orientation-from somewhat procumbent to somewhat vertical-and the lower canines were ... Lemuriform primates are characterized by a toothcomb, a specialized set of teeth in the front, lower part of the mouth mostly ... However, the spacing of the roots of their upper incisors suggests that they may have had a rhinarium, like the strepsirrhines. ... The toothcomb consists of either two or four procumbent lower incisors and procumbent lower canine teeth followed by a canine- ...
Front feet: Large, round, with taut, compact toes. Arched and hairy. Elastic dark pads. Toenails are thick and strong, ... undershot, with gap between the incisors of more than 3 mm.. *phlegmatic temperament ... Over the head and the front part of the legs the hair is short and close-fitting. Heavy undercoat. ...
Unlike most other browsing and grazing animals, they do not use the incisors at the front of the jaw for slicing off leaves and ... The four lower incisors are deeply grooved 'comb teeth'. A diastema occurs between the incisors and the cheek teeth. The dental ... one located close to each of the front flippers.[16][17] The tusks of hyraxes develop from the incisor teeth as do the tusks of ... Hyraxes have stumpy toes with hoof-like nails; there are four toes on each front foot and three on each back foot.[10] They ...
The palate is hard at the front of the mouth since the overlying mucosa is covering a plate of bone; it is softer and more ... The teeth are named after their particular roles in the process of mastication-incisors are used for cutting or biting off ... S Fagarasan; T Honjo (2003). "Intestinal IgA Synthesis: Regulation of Front-line Body Defenses". Nature Reviews Immunology. 3 ( ...
The human tongue is divided into two parts, an oral part at the front and a pharyngeal part at the back. The left and right ... it is directed forward against the lingual surfaces of the lower incisor teeth. The posterior part is, at its root, directed ... The anterior oral part is the visible part situated at the front and makes up roughly two-thirds the length of the tongue. The ... The sublingual region underneath the front of the tongue is an ideal location for the administration of certain medications ...
Five incisors in each side of the upper jaw. This number is typical of metatherians, and the maximum number in modern ... A small mammaliomorph called Sinocodon, generally assumed to be the sister group of all later mammals, had front teeth in even ... Morganucodontidae and other transitional forms had both types of jaw joint: dentary-squamosal (front) and articular-quadrate ( ... They differ from pelycosaurs in several features of the skull and jaws, including larger temporal fenestrae and incisors that ...
The most primitive members have a few teeth in the front of the mouth; in Incisivosaurus, they are enlarged and form bizarrely ... and in Incisivosaurus they are enlarged and form bizarrely prominent bucktoothed incisors. The more advanced members have no ... prominent "bucktoothed" incisors. The arms and hands are generally long (though very reduced in some advanced species) and the ...
Teeth of a koala, from left to right: molars, premolars (dark), diastema, canines, incisors ... Bushmen photographed with their dogs in front of a wall of animal skins (including koala pelts), between 1870 and 1900 ... a shifting of the palate towards the front of the skull; larger molars and premolars; smaller pterygoid fossa;[15] and a larger ... The incisors are used for grasping leaves, which are then passed to the premolars to be snipped at the petiole before being ...
In an adult horse, there are 12 incisors at the front of the mouth, adapted to biting off the grass or other vegetation. There ... It had 4 toes on each front foot, and 3 toes on each back foot.[120] The extra toe on the front feet soon disappeared with the ... Therefore, the incisors show changes as the horse ages; they develop a distinct wear pattern, changes in tooth shape, and ... A bloated dead horse on the ground in front of Napoleon and Poniatowski at the Battle of Leipzig, painted by January ...
... mineral licks rich in calcium and phosphorus pentoxide were scraped at by the incisors. Chital in the Sunderbans may be ... Front Royal, Virginia, 1-5 August 1982: 21-59.. ... Hairy-fronted muntjac (M. crinifrons). *Fea's muntjac (M. feae) ...
... forming the front margin of the trigonid; there is no distinct cusp (a paraconid) at the front of the trigonid on the p4, but ... The third lower incisor, lower canine, and third lower premolar at least are pectinate or comblike, bearing longitudinal rows ... The front part of these teeth, the trigonid, is broader in D. chimaera than in D. major, which is known only from the second ... On the buccal (outer) side of this tooth are six cusps, of which the third (counting from the front) is the largest.[18] The p3 ...
"elbow: the front leg equivalent to the stifle. The joint of the front leg that is right at the point where the belly of the ... The incisors stop growing when the animal reaches about 12 years of age. The premolars and molars are also temporary rootless, ... Known to anatomists as the metacarpophalangeal (front) or metatarsophalangeal (hind) joint; homologous to the "ball" of the ... if the elbow bent backward the knees would be under the barrel instead of in front of the chest as is the case in any picture. ...
In an adult horse, there are 12 incisors at the front of the mouth, adapted to biting off the grass or other vegetation. There ... It had 4 toes on each front foot, and 3 toes on each back foot.[120] The extra toe on the front feet soon disappeared with the ... Therefore, the incisors show changes as the horse ages; they develop a distinct wear pattern, changes in tooth shape, and ... There is an empty interdental space between the incisors and the molars where the bit rests directly on the gums, or "bars" of ...
In most vertebrates, the foremost part of the upper jaw, to which the incisors are attached in mammals consists of a separate ... There are several large, fang-like teeth in the front of the jaws, followed by many small barbed teeth. There are several ... Placoderms were a class of fish, heavily armoured at the front of their body, which first appeared in the fossil records during ... Originally it was the lower of two cartilages which supported the first gill arch (nearest the front) in early fish. Then it ...
Other species identified included the orange-fronted parakeet, orange-chinned parakeet, rufous-naped wren, streak-backed oriole ... and lower incisors arrangement". Chiroptera Neotropical. 17 (1): 836-841.. ...
Most machairodonts retain six incisors, two canines, and six premolars in each jaw, with two molars in the upper jaw only. Some ... The skulls of many sabre-tooth predators, including machairodonts, are tall from top to bottom and short from front to back. ... Creating a depression where the lower canines and incisors press into the skin, a slight fold is created in the skin above the ... Diagram C depicts the jaws clamped firmly around the section of skin and fat, and with incisors gripping the skin, the ...
The broad zygomatic plate develops a prominent notch, but not a spine, on its front end, and its back margin is in front of the ... The back end of the lower incisor root is in a capsular process, a raising of the mandibular bone behind the molars. The upper ... The incisive foramina, perforations of the palate between the incisors and the molars, are narrow and long and taper towards ... The interorbital region, located between the eyes, is narrowest towards the front and is flanked by beadings along its margins ...
Shrews have sharp, spike-like teeth, not the familiar gnawing front incisor teeth of rodents. ... Apart from the first pair of incisors, which are long and sharp, and the chewing molars at the back of the mouth, the teeth of ... Unlike rodents, which have gnawing incisors that grow throughout life, the teeth of shrews wear down throughout life, and they ...
The incisors are analogous in appearance and function to the incisor suite in strepsirrhines, which is used for grooming. The ... They reach lengths of 35 to 40 cm (14 to 16 in) and weigh 1 to 2 kg (2.2 to 4.4 lb).[5] They have long, slender front and rear ... The incisor teeth of colugos are highly distinctive; they are comb-like in shape with up to 20 tines on each tooth. ... The head is small, with large, front-focused eyes for excellent binocular vision, and small rounded ears. ...
It taps the ground with a front foot to flush out the prey and pounce to catch it.[14] It kills prey by biting on the neck or ... The skull can be identified by its reduced carnassials, small upper incisors, and long canine teeth.[13] Like other canids, it ... The front footprints are 7 to 9 cm long and 5.5 to 7 cm wide, and those of the hind feet are 6.5 to 9 cm long and 6.5 to 8.5 cm ...
Of these teeth, there are four incisors, two canines, four premolars, and six molars. While human incisors are capable of ... Most bear attacks result from hunters suddenly appearing in front of them, startling a bear into an instinctive act of ...
The incisors are longitudinally grooved, and its cheek teeth are small. Preceding the molars is a small peg-like premolar. As a ... The jumping mouse is an excellent digger; it usually burrows in a depression, and begins to dig horizontally with its front ... Approaching the fourth week their incisors are growing in and by the end of the fourth week they have their adult pelage, and ...
"Front Page : Over half of tigers lost in 5 years: census". The Hindu. 13 February 2008. Retrieved 10 June 2010.. ... An adult tiger showing incisors, canines and part of the premolars and molars, while yawning in Franklin Park Zoo ...
The trees are cut down using their strong incisor teeth. Their front paws are used for digging and carrying and placing ... The unwebbed front paws are smaller, with claws. The eyes are covered by a nictitating membrane which allows the beaver to see ...
... Home / Root Canal Therapy / Discussion ... I hit my front tooth with a pliers 17 years ago while working on a job. Now I think, the damage is showing, and the tooth is ...
They are called "incisors". The 4 front teeth in your upper part of the mouth are incisors, and the 4 front teeth in the lower ... What are the front teeth of a cat called. ?. The little teeth at the front of a cats mouth are called Incisors, just like a ... What is the incisor tooth used for. ?. Incisor teeth are shovel shaped at the front of your mouth are used for cutting or ... There are twelve cutting teeth at the front of the mouth. There are 8 incisors (front teeth) and 4 cuspids or canine teeth ( ...
The Complete History of My Front Tooth (Right Incisor). 1985-1994: A tooth breaks through my gum line. Then said tooth falls ... Everything accept the front tooth. Instead they just try to sell me Invisalign over and over again. I decline, and they agree ... I bare my busted grill to the crowd and say, "I gotta go." And maybe because they see Im missing most of my front tooth, the ... When youve broken your front tooth as many times as I have, well, you know the feeling. Its not like a hockey puck, or a ...
Boobs, the front ass. When I say breast, I always think of raw chicken. You just know some freak has that mis-wired in his ... tiny alien ideas sprout in his brain, like baby incisors erupting from his testicles. ...
Front Implant Crown - Right Central Incisor implant with three other natural tooth crowns - Fractured Tooth (Male). ... Home Smile Gallery Front Implant Crown - Left Central Incisor- Fractured Tooth (Female) ...
... a front tooth typically adapted for cutting; especially : one of the cutting teeth in mammals located between the canines when ... Examples of incisor in a Sentence. Recent Examples on the Web The front incisor teeth of squirrels grow half a foot each year. ... 2019 My front teeth are too long and my incisors too pointy. - Summer Block, Longreads, "Better Late," 23 Aug. 2019 There are ... Comments on incisor. What made you want to look up incisor? Please tell us where you read or heard it (including the quote, if ...
Its localization in the maturation ameloblasts of rat incisors was examined by immunofluorescence microscopy. Distal junction ... Its localization in the maturation ameloblasts of rat incisors was examined by immunofluorescence microscopy. Distal junction ... Immunocytochemical localization of claudin-1 in the maturation ameloblasts of rat incisors. Front. Physio. 1:150. doi: 10.3389/ ... Such changes may occur up to 45 times in a mandibular incisor (Josephsen, 1983; Smith et al., 1987). Thus, it is of interest to ...
The slope of the regression line (sRL) and the correlation coefficient (CC) between the central incisor and canine and the ... The slope of the regression line (sRL) and the correlation coefficient (CC) between the central incisor and canine and the ... Results: There were significant differences in the sRL and CC, as well as lateral differences, between the central incisor- and ... Results: There were significant differences in the sRL and CC, as well as lateral differences, between the central incisor- and ...
Anyone with assymetrical top front teeth (incisors?). This is the place to post general questions and comments about all areas ... The other incisor is slightly behind the central tooth, and even though I cant see it entirely it does look slimmer than the ... Ive yet to see what will happen with my upper incisors. One of them juts out a bit and looks bulkier than the opposing one, a ... I have one central incisor ever so slightly shorter than the other and once teeth are all lined up, itll be very noticeable I ...
After a lot of oral surgery, orthodontics, etc, I had two front teeth, but actually on one side my central and lateral incisors ... Treatment for Reversed Central and Lateral Incisors (on one side) Home / Smile Makeover / Discussion ... Smile makeover to show upper front teeth On Apr, 25, 2011 , 3 ... I didnt have a front tooth for two years in elementary school ...
... incisor translation, English dictionary definition of incisor. n. A tooth adapted for cutting or gnawing, located at the front ... n a chisel-edged tooth at the front of the... ... incisor. [ɪnˈsaɪzəʳ] N → incisivo m. incisor. [ɪnˈsaɪzər] n → ... Lateral Incisor-Central Incisor, d) Lateral incisor- central incisor, e) Canine to Central Incisor position (4).. Bilateral ... incisor (inˈsaizə) noun. one of the four front cutting teeth in the upper or lower jaw. snytand سِن قاطِعَه резец incisivo ...
... says he still finds it difficult to bite with his front teeth. Cesaro teeth injury post. ... Cesaro continued in the ring again after he lost his front two teeth. On the night of September 24th in Los Angeles California ... Even in 2018 he continues recovering and says that he still finds it hard to bite anything with his front two teeth. ... WWE No mercy Cesaro received stitches during emergency dental work, says he still finds it difficult to bite with his front ...
Incisors (from Latin incidere, "to cut") are the front teeth present in most mammals. They are located in the premaxilla above ... maxillary lateral incisor (upper jaw, beside the maxillary central incisor). *mandibular central incisor (lower jaw, closest to ... Adult humans normally have eight incisors, two of each type. The types of incisor are: *maxillary central incisor (upper jaw, ... mandibular lateral incisor (lower jaw, beside the mandibular central incisor). Children with a full set of deciduous teeth ( ...
Incisors (from Latin incidere, "to cut") are the front teeth present in most mammals. They are located in the premaxilla above ... The types of incisor are: maxillary central incisor (upper jaw, closest to the center of the lips) maxillary lateral incisor ( ... In humans, the incisors serve to cut off pieces of food, as well as in the grip of other food items. Arrangement of incisors in ... In cats, the incisors are small; biting off meat is done with the canines and the carnassials. In elephants, the upper incisors ...
... chisel-shaped upper and lower front incisors that grow throughout their lives. These have hard enamel on the front surface and ... But they have an additional pair of tiny incisors that grows just behind the big front teeth, so they are now classified in a ... But they have an additional pair of tiny incisors that grows just behind the big front teeth, so they are now classified in a ... Incisors- The front cutting teeth of a mammal. In rodents, they grow continuously. ...
... Artículo científico ... The aim of this study was to determine the prevalence of traumatic dental injuries of permanent maxillary incisors. Thus, 1 626 ...
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Restorative Case With Severe Dental Erosion of the Two Front Incisors. There are different causes for losing tooth structure. ... RESTORATIVE CASE WITH SEVERE DENTAL EROSION OF THE TWO FRONT INCISORS Posted ...
Prevalence of Fractures in Upper Front Incisors and its Relationship with Overjet in Costa Rica At the present time, in Costa ... Molar Incisor Hipomineralization, a Clinical Entity Never Described Before in Costa Rican Children by: Ulate, Joseph, et al. ... The aim of this study was to determine the prevalence of traumatic dental injuries of permanent maxillary incisors. Thus, 1 626 ... The aim of this study was to determine the prevalence of traumatic dental injuries of permanent maxillary incisors. Thus, 1 626 ...
My Front Incisors Are Too Long And Crooked. Please Suggest Any Fast And Effective Way To Improve This?. Thursday, October 16th ... Hi, I am 23 years old and my front incisors are long and not straight. They seem to be coming out day by day which is making my ... My front teeth stick out quite a lot. This really gets me down and in the past I have tried to affect them as I was so ... Also the tooth on the right side next to my front teeth was filed (very badly) when I was younger and now sits at an angle like ...
My Front Incisors Are Too Long And Crooked. Please Suggest Any Fast And Effective Way To Improve This?. Thursday, October 16th ... Hi, I am 23 years old and my front incisors are long and not straight. They seem to be coming out day by day which is making my ... I have a gap between my teeth which I would like to close, also the enamel has eroded away on the top of my front teeth since I ... I would like to know how much it will cost for veneers and 6-8 front teeth and then to whiten all of the teeth. With a 6 months ...
... located at the front of the mouth along the apex of the dental arch. (noun) ... What does incisor mean? A tooth adapted for cutting or gnawing, ... The incisors are located in the front of the mouth between the ... Lower incisors diminishing in size from the first to the third; the canine, which is in contact with the third incisor, large ... A cutting tooth; any of the front teeth between the canines in either jaw: in humans there are eight incisors. ...
Incisor or Canine (front tooth) + filling from £366. Molar (back tooth) from £183 ...
... ... Immediate dental implantation in the area of the central incisor and restoration of the aesthetic profile in the front area ... Immediate dental implantation in the area of the central incisor and restoration of the aesthetic profile in the front area ... The patient also complained about the aesthetics of the front teeth on both jaws and the presence of carious lesions in the ...
Incisors Incisors are the front teeth Humans have 8 incisor teeth They have 4 at the top and 4 at the bottom Incisors are made ... 3 Incisors Incisors are the front teeth Humans have 8 incisor teeth. They have 4 at the top and 4 at the bottom Incisors are ... "Incisors Incisors are the front teeth Humans have 8 incisor teeth They have 4 at the top and 4 at the bottom Incisors are made ... "Incisors Incisors are the front teeth Humans have 8 incisor teeth They have 4 at the top and 4 at the bottom Incisors are made ...
Incisors. The chisel-shaped biting off teeth at the front of the mouth. ...
Either side of the front. Second incisor. 9 - 16 months. 9 - 13 months ... And with the molars (and occasionally the incisors) you can see a blistering on the gum or a smooth bluish swelling ahead of ... Generally, youll find their teeth erupt in pairs, usually starting with their two bottom teeth - first incisors (Lyttle et al ...
incisor. One of four front teeth in the dental arch. insulin. Hormone produced by the endocrine cells of the pancreas. ...
incisors (front teeth) that do not meet. *an open bite, occurring when the upper and lower incisors do not touch each other ... Canines -The two sharp teeth located next to the front incisor teeth in mammals that are used to grip and tear. Also called ... Deep bite -A closed bite; a deep or excessive overbite in which the lower incisors bite too closely to or into the gum tissue ... a deep or closed bite, an excessive overbite in which the lower incisors bite too closely to or into the gum tissue or palate ...
24 yrs old Male asked about Incisors get hit, 4 doctors answered this and 96 people found it useful. Get your query answered 24 ... Lower front teeth hitting back of upper. 1468 Views My lower front teeth are hitting the back of my upper front teeth when I ... Anchor teeth for central incisors. 27 Views Will lateral upper incisors be able to support the pontic central upper incisors (4 ... Chipped incisor. 245 Views I chipped a small piece off my front tooth a few years ago in a football accident. Also my teeth are ...
  • I figure you probably mean Incisors, the teeth right at the front, and Canines, the two pointy teeth next to them. (answers.com)
  • The present study was designed to clarify whether the bilateral cooperation in the human periodontal-masseteric reflex (PMR) differs between central incisors and canines. (frontiersin.org)
  • Indeed, among the anterior teeth, the incisors, and canines play different roles in mastication in humans. (frontiersin.org)
  • An ugly-looking man, a hunch-backed human savage to all appearance, squatting in the aperture of one of the dens, would stretch his arms and yawn, showing with startling suddenness scissor-edged incisors and sabre-like canines, keen and brilliant as knives. (thefreedictionary.com)
  • any of the front teeth between the canines in either jaw: in humans there are eight incisors. (yourdictionary.com)
  • One of the front teeth of mammals , between the canines . (yourdictionary.com)
  • The name given to teeth which are located at the front of the mouth, e.g. incisors or canines. (medic8.com)
  • describe the structure of human incisors, canines, and molars. (calacademy.org)
  • explain the function of incisors, canines, and molars when eating different types of food. (calacademy.org)
  • One should be something typically chewed with incisors (celery, carrots, or apples), one should be chewed with canines (dried fruit, jerky, or dry baguette), and one should be chewed with molars (popcorn, pretzels, or nuts). (calacademy.org)
  • Review the names of each type of tooth (incisors, canines, and molars) and where they can be found in the mouth. (calacademy.org)
  • Ask students to make predictions about what other types of food they might use their incisors, canines, or molars for. (calacademy.org)
  • Incisors, canines, and molars each have a different shape and structure. (calacademy.org)
  • Mammalian teeth have developed into four sets: incisors, canines, premolars and molars. (livescience.com)
  • On either side of the incisors are the sharp canines . (kidshealth.org)
  • 5 to 6 months of age, the replacement of 2 to 3 breast milk incisors and canines. (google.com)
  • 6-year-old dog, mandibular third incisor spikes have been obliterated, canines ground obtuse. (google.com)
  • He has all his front teeth, his canines and his molars. (germanshepherds.com)
  • The four types of mammalian teeth are the incisors, the canines, the molars and the premolars. (reference.com)
  • A puppy generally loses its incisor teeth between three to four months old, canines at four months old and premolars at around six months of age. (reference.com)
  • Babies are born without teeth, but grow a temporary set of twenty deciduous teeth (eight incisors, four canines, and eight molars) between the ages of six months and three years. (innerbody.com)
  • Manatees have molars but no front teeth (no incisors or canines). (myfwc.com)
  • Behind the incisors and canines, there were no additional teeth in the jaw. (wikipedia.org)
  • Apart from the first molars , the incisors are also the first permanent teeth to erupt, following the same order as the primary teeth, among themselves. (wikipedia.org)
  • You get better sound using molars than incisors. (washingtonpost.com)
  • Her molars are intact, so she can still eat anything she gets into her mouth, but she hasn't got those scissor teeth in the front to chop up the grass into bite-sized pieces. (gofundme.com)
  • molars few (two to six), separated from the incisors by a wide diastema. (wikisource.org)
  • Thus there is a long diastema between the incisors and the molars. (wikisource.org)
  • 11 . The method of claim 9 , wherein P and Direction are different for incisors and molars. (google.com)
  • But he doesnt have any of his pre molars and incisors yet. (germanshepherds.com)
  • Adult cows have 8 incisors on the bottom front of the mouth and 6 molars on the top and bottom on each side of the mouth, for a total of 32 teeth. (reference.com)
  • For example, front teeth are sharp and chisel-shaped for cutting, while molars have flat surfaces for grinding and chewing. (colgate.com.au)
  • She is having 1 incisor, both front teeth and 2 molars at the top. (netmums.com)
  • The types of incisor are: maxillary central incisor (upper jaw, closest to the center of the lips) maxillary lateral incisor (upper jaw, beside the maxillary central incisor) mandibular central incisor (lower jaw, closest to the center of the lips) mandibular lateral incisor (lower jaw, beside the mandibular central incisor) Children with a full set of deciduous teeth (primary teeth) also have eight incisors, named the same way as in permanent teeth. (wikipedia.org)
  • Baby upper jaw are having 2 incisor and 2 lateral incisor. (practo.com)
  • What can a person do if his/her upper lateral incisor gets chipped exposing the pulp? (justanswer.com)
  • If the pulp of the tooth is exposed due to a chipped upper lateral incisor , the person may cover the area with temporary dental filling material till the individual can be treated by a dentist. (justanswer.com)
  • And the tooth she chipped was a front lateral incisor too. (zocdoc.com)
  • The adult teeth are arranged in both the upper and lower jaws from the midline of the mouth as follows: central incisor, lateral incisor, canine (cuspid), first premolar (bicuspid), second premolar, first molar, second molar, and third molar. (innerbody.com)
  • Molar Incisor Hipomineralization, a Clinical Entity Never Described Before in Costa Rican Children by: Ulate, Joseph, et al. (csuca.org)
  • Typically, the mandibular central incisors erupt first, followed by the maxillary central incisors, the mandibular lateral incisors and finally the maxillary laterals. (wikipedia.org)
  • If a child's permanent lower incisors erupt behind each other, braces may be required at a young age. (encyclopedia.com)
  • Different teeth erupt at different rates, with the front teeth tending to emerge first . (medicalnewstoday.com)
  • The first teeth to erupt are usually the front teeth at the top or bottom of the mouth. (medicalnewstoday.com)
  • The permanent upper front teeth normally erupt at the age of 7 - 8 years old. (myhealth.gov.my)
  • a deviation from the normal sequence of eruption i.e. the second front upper teeth (lateral incisors) erupt before the first front upper teeth. (myhealth.gov.my)
  • The permanent incisors are the front teeth that erupt between 6 and 8 years of age. (intechopen.com)
  • During light clenching, mechanical stimulation was applied to the right maxillary central incisor and canine to evoke the PMR. (frontiersin.org)
  • The two middle teeth at the top and bottom of the mouth are called central incisors. (answers.com)
  • The teeth adjacent to the central Incisors are called lateral incisors. (answers.com)
  • The slope of the regression line (sRL) and the correlation coefficient (CC) between the central incisor and canine and the lateral differences between these values were compared. (frontiersin.org)
  • There were significant differences in the sRL and CC, as well as lateral differences, between the central incisor- and canine-driven PMR. (frontiersin.org)
  • Unfortunately, we did not compare canine- and central incisor-driven PMRs in that study. (frontiersin.org)
  • After a lot of oral surgery, orthodontics, etc, I had two front teeth, but actually on one side my central and lateral incisors are reversed. (identalhub.com)
  • The other incisor is slightly behind the central tooth, and even though I cant see it entirely it does look slimmer than the formerly broken one which they built up. (archwired.com)
  • Central incisor tilted. (practo.com)
  • My central incisors are tilted inside. (practo.com)
  • Will lateral upper incisors be able to support the pontic central upper incisors (4 unit bridge)? (practo.com)
  • How much would it cost to repair top central incisors if they are chipped? (justanswer.com)
  • The cost of repairing a chipped central incisor would depend on how severe the cracks and fractures in the tooth are and what mode of treatment the individual opts for. (justanswer.com)
  • Generally, babies get their bottom front teeth (central incisors) first. (healthline.com)
  • For example, if the bottom central incisors come in at 6 months, then you should expect to see the top incisors come in about four months later. (healthline.com)
  • Children tend to get their permanent teeth at around 6 years of age, starting with the bottom central incisors. (healthline.com)
  • These are the smallish front teeth normally positioned between the central incisors and the eyeteeth. (animated-teeth.com)
  • It splints together their eyeteeth and central incisors (4 teeth in total). (animated-teeth.com)
  • and one front tooth instead of two (a single central incisor ). (medlineplus.gov)
  • the upper central front teeth (central incisors) are still unerupted 6 months after their normal eruption date which is 7-8 years old. (myhealth.gov.my)
  • For example, the adult dog teeth 42, which are all short canine tooth crown, the first maxillary incisor crown and a second for three spike-shaped, that is central to a large spike, small spikes on both sides, the rest of the incisors have the size of the two spikes, fangs curved conical tip sharp attack and self-defense weapons. (google.com)
  • The permanent central incisor usually appears in the seventh year of life and is part of the secondary, or permanent, teeth. (innerbody.com)
  • The central incisor teeth, or front teeth, precede the lateral incisors and start the arrangement of the teeth from the midline of the mouth. (innerbody.com)
  • central incisor - Two front teeth on both upper and lower jaws. (scribd.com)
  • The mandibular central incisor is the tooth located on the jaw , adjacent to the midline of the face . (wn.com)
  • Though the two are similar, there are some minor differences between the deciduous (baby) mandibular central incisor and that of the permanent mandibular central incisor. (wn.com)
  • The mandibular central incisors are usually the first teeth to appear in the mouth, typically around the age of 6-8 months. (wn.com)
  • In the universal system of notation , the deciduous mandibular central incisors are designated by a letter written in uppercase. (wn.com)
  • The right deciduous mandibular central incisor is known as "P", and the left one is known as "O". The international notation has a different system of notation. (wn.com)
  • Adult humans normally have eight incisors, two of each type. (wikipedia.org)
  • In humans, the incisors serve to cut off pieces of food, as well as in the grip of other food items. (wikipedia.org)
  • incisor - a type of tooth with a narrow edge (in humans, the front teeth). (enchantedlearning.com)
  • Adult humans have 8 incisors (4 in the top jaw and 4 in the bottom jaw). (enchantedlearning.com)
  • In humans, on either side of the incisor teeth, is one tooth. (alison.com)
  • Canine teeth can be found between the incisors and premolar teeth in mammals. (answers.com)
  • the kinds of teeth are the front teeth, (first two top and bottom) the canine teeth, the pointy teeth) and the grinders (back teeth). (answers.com)
  • There are 8 incisors (front teeth) and 4 cuspids or canine teeth (also known as eyeteeth). (answers.com)
  • A tooth having a sharp edge adapted for cutting or gnawing, located in mammals in the front of the mouth between the canine teeth. (thefreedictionary.com)
  • in which they differ from the otter, whose ears are prominent), I noticed several varieties of seals about three yards long, with a white coat, bulldog heads, armed with teeth in both jaws, four incisors at the top and four at the bottom, and two large canine teeth in the shape of a fleur-de-lis. (thefreedictionary.com)
  • The incisors are located in the front of the mouth between the canine teeth. (yourdictionary.com)
  • The canine teeth are cone shaped and sharp while the incisors are shaped like a chisel. (reference.com)
  • Toward the front of the mouth, specifically incisor and canine teeth. (oralb.com)
  • They are bigger and wider than your incisors and canine teeth, and are used for crushing and grinding food. (www.nhs.uk)
  • It is mesial (toward the midline of the face) from both mandibular lateral incisors . (wn.com)
  • Actually, they are your pointy teeth right by your two front teeth. (answers.com)
  • A tortoise has a pointy tip at the front of its mouth like a bird beak. (answers.com)
  • National Geographic , "Fanged mouse-deer identified after vanishing for a generation," 11 Nov. 2019 My front teeth are too long and my incisors too pointy. (merriam-webster.com)
  • These teeth are at the front of your mouth and are called anterior teeth. (answers.com)
  • Peters plus syndrome is a genetic condition characterized by abnormalities of the front part of the eye called the anterior chamber, short stature , cleft lip with or without cleft palate , and distinctive facial features. (nih.gov)
  • The incisors have often an anterior groove, or it may be grooves. (wikisource.org)
  • The mandibular incisor is longer than the anterior upper incisor and its curvature is broader. (medirabbit.com)
  • Orthognathic surgical technique of segmental osteogenesis distraction of the anterior mandible alveolar process (front-block) was introduced by Triaca and al. (bioportfolio.com)
  • [3] The incisors of rodents grow throughout life and are worn by gnawing. (wikipedia.org)
  • Incisor--Gnawing teeth of rodents or front teeth of any mammal. (ku.edu)
  • Like all rodents, their two front teeth continue to grow throughout their lives. (enchantedlearning.com)
  • As rodents gnaw, they wear the backs of their teeth away, keeping the fronts of the teeth at a sharp chisel point, and making them even more effective at gnawing. (nps.gov)
  • The incisors of Rodents are as a rule in each jaw a single pair of long and strong teeth, which grow from persistent pulps, and grow to a very great length, extending back within the jaw to near the hinder part of the skull. (wikisource.org)
  • Incisors (from Latin incidere , "to cut") are the front teeth present in most mammals . (wikipedia.org)
  • 1-year-old dog, permanent teeth longer homogeneous, white and bright, with the incisor cusp. (google.com)
  • canine/cuspid - A tooth with one cusp located between the lateral incisors and first premolars in each quadrant. (scribd.com)
  • to bite food and their in the same family of lions who have giant front teeth. (answers.com)
  • Incisors are used to bite off tough foods, such as red meat. (wikipedia.org)
  • WWE No mercy Cesaro received stitches during emergency dental work, says he still finds it difficult to bite with his front teeth. (littlepearlsdentalcare.com)
  • Even in 2018 he continues recovering and says that he still finds it hard to bite anything with his front two teeth. (littlepearlsdentalcare.com)
  • Incisors are the squarish, sharp-edged teeth in the front of the mouth that cut foods when we bite into them. (kidshealth.org)
  • The incisors are chisel-shaped, and their sharp edges bite off relatively large pieces of food. (innerbody.com)
  • The pointed teeth to either side of the incisors are the cuspids. (answers.com)
  • The apical end of the mandibular incisor is orientated lingual to the first mandibular cheek tooth (premolar). (medirabbit.com)
  • Children with a full set of deciduous teeth (primary teeth) also have eight incisors, named the same way as in permanent teeth . (wikipedia.org)
  • The front teeth have a chisel-like shape, the rear ones have a flat top for grinding. (answers.com)
  • Dentistry) a chisel-edged tooth at the front of the mouth. (thefreedictionary.com)
  • They have chisel-like incisor. (wikipedia.org)
  • The incisors are chisel-shaped, and often brown or yellow upon the outer face, as is the case also with some Insectivores. (wikisource.org)
  • The incisors are sharp and chisel like. (honoluluzoo.org)
  • Incisors are chisel-shaped teeth found in the front of the mouth and have a flat apical surface for cutting food into smaller bits. (innerbody.com)
  • The sharp, chisel-shaped front teeth (four upper, four lower) used for cutting food. (colgate.com.au)
  • Problems that often occur in the oral cavity include malocclusion of incisors, split or broken teeth, points or spurs on cheek teeth, foreign bodies, abscesses, tooth root and/or bone infection, and warts. (rabbit.org)
  • These eight (8) teeth with sharp edges occupy the front part of the oral cavity. (reginalynn.com)
  • Mark Jenkins, Washington Post , "In the galleries: A pictorial stew examines the seamy side along the corridors of power," 6 Mar. 2020 The creatures have tusk-like incisors , visible in the new photographs of the animals. (merriam-webster.com)
  • In elephants , the upper incisors are modified into curved tusks (unlike with Narwhals , where it is a canine that develops into a straight and twisted tusk). (wikipedia.org)
  • The patient also complained about the aesthetics of the front teeth on both jaws and the presence of carious lesions in the areas of teeth 11, 12, and 22. (newyorkdental.site)
  • Most cases of incisor malocclusion are hereditary and are manifested before 6 months of age. (rabbit.org)
  • Thus, the present study was designed to clarify whether there is a functional difference in the sensory inputs from periodontal mechanoreceptors innervated in the incisor and canine with special attention to the properties of the MU response. (frontiersin.org)
  • the single lower functional incisor large, more or less. (yourdictionary.com)
  • Comparative study of alveolar bone remodeling around the upper incisor area after Twin-block and high-pull headgear-activator functional orthopedic therapy. (bioportfolio.com)
  • The aim of this clinical study was to evaluate the changes of alveolar bone morphology around the upper incisors before and after functional treatment in adolescents using cone-beam CT(CBCT). (bioportfolio.com)
  • The 4 front teeth in your upper part of the mouth are incisors, and the 4 front teeth in the lower part of your mouth are incisors, too. (answers.com)
  • Incisor teeth are shovel shaped at the front of your mouth are used for cutting or slicing food. (answers.com)
  • The little teeth at the front of a cat's mouth are called Incisors, just like a human's front teeth. (answers.com)
  • There are twelve cutting teeth at the front of the mouth. (answers.com)
  • They are the teeth in the front of the mouth that are specialized for cutting. (answers.com)
  • A tooth adapted for cutting or gnawing, located at the front of the mouth along the apex of the dental arch. (thefreedictionary.com)
  • My lower front teeth are hitting the back of my upper front teeth when I close my mouth. (practo.com)
  • The first four teeth in the front of the mouth are referred to as incisors. (justanswer.com)
  • The incisors at the front of the mouth are used for biting and cutting food. (alison.com)
  • Rabbits and woodchucks have both upper and lower front teeth allowing them to neatly sheer off young stems and buds. (ehow.com)
  • when both the upper front teeth have not erupted and the lower front teeth have erupted one year previously. (myhealth.gov.my)
  • This is a permanent retainer that consists of a wire glued across the inside surface of the upper or lower front teeth. (oralb.com)
  • Merriam-Webster.com Dictionary , Merriam-Webster, https://www.merriam-webster.com/dictionary/incisor. (merriam-webster.com)
  • Also the tooth on the right side next to my front teeth was filed (very badly) when I was younger and now sits at an angle like it's been broken off.I feel like I have a really bad overbite, it has really started to knock my self confidence but, my problem is I can't afford the money that my dentists are asking for? (cosmeticdentistryguide.co.uk)
  • With dry hands, place the rounded side of one tablet on your upper gum above the incisor tooth. (mayoclinic.org)
  • Each eyetooth is given a shape that's more like the missing lateral incisors (flatter front side, less pointed). (animated-teeth.com)
  • You have 1 on each side of your incisors on your top and bottom jaw, making a total of 4. (www.nhs.uk)
  • It is round in cross-section, and bears a prominent ridge on the side of its front surface. (wikipedia.org)
  • The upper incisors are paired teeth on the left and right sides. (medirabbit.com)
  • With your rabbit sitting in front of and facing away from you, feel along the sides of his face and under the jaw with light pressure. (rabbit.org)
  • They flank the incisors on both sides. (innerbody.com)
  • Recent Examples on the Web The front incisor teeth of squirrels grow half a foot each year. (merriam-webster.com)
  • Although the skulls are incompletely preserved, CT scanning suggests that each premaxilla held five incisors, with the sockets becoming progressively larger from the first to the fifth incisor. (wikipedia.org)
  • However, there are two incisors that seem to be growing behind the baby incisors. (germanshepherds.com)
  • 7-year-old dog, mandibular third incisor teeth worn to the roots, wear-section vertical oval. (google.com)
  • 8-year-old dog, facing the front of the first mandibular incisors wear tilt. (google.com)
  • 10-year-old dog, maxillary and mandibular incisors first appear before the second incisor wear vertical oval. (google.com)
  • it is more strongly recurved and has wear marks on its top edge, suggesting that it is probably a lower incisor. (wikipedia.org)
  • The incisors and cheek teeth of rabbits are called aradicular hypsodont ( high-crowned teeth and enamel which extends past the gum line ) teeth. (medirabbit.com)
  • Rabbits have incisor teeth and cheek teeth. (medirabbit.com)