Nasal cavity[edit]. The hooded seal is known for its uniquely elastic nasal cavity located at the top of its head, also known ... They demonstrate aggression by inflating the "hood" (which is explained in the "Nasal Cavity" section below). They frequently ... a pinkish balloon-like nasal membrane comes out of the left nostril to further aid it in attracting a mate. This membrane, when ... as the hood.[4] Only males possess this display-worthy nasal sac, which they begin to develop around the age of four.[15] The ...
Nasal cavity[edit]. On the inner surface of the nasal section of skull are ridges called nasoturbinals, which may have ... Features such as ridges on the inside of the nasal cavity and a ridge at the back of the lower jaw are thought to be part of an ... Thus, the nasal cavity of Dimetrodon is transitional between those of early land vertebrates and mammals.[17] ...
Nasal cavity. Esthesioneuroblastoma. Nasopharynx. Nasopharyngeal carcinoma. Nasopharyngeal angiofibroma. Larynx. Laryngeal ...
Nasal cavity. Esthesioneuroblastoma. Nasopharynx. Nasopharyngeal carcinoma. Nasopharyngeal angiofibroma. Larynx. Laryngeal ... bronchus or pleural cavity). Next, the patient's nearby lymph nodes within the chest cavity known as the mediastinum will be ... patients with locally advanced disease confined to the thoracic cavity (e.g., large tumors, tumors involving critical chest ... or patients with distant metastasis outside of the thoracic cavity. ...
Nasal cavity. Esthesioneuroblastoma. Nasopharynx. Nasopharyngeal carcinoma. Nasopharyngeal angiofibroma. Larynx. Laryngeal ... A hollow cavity and associated cell death are commonly found at the center of the tumor.[6] About 9% of lung cancers are large- ...
Nasal cavity. Esthesioneuroblastoma. Nasopharynx. Nasopharyngeal carcinoma. Nasopharyngeal angiofibroma. Larynx. Laryngeal ...
Nasal cavity. Esthesioneuroblastoma. Nasopharynx. Nasopharyngeal carcinoma. Nasopharyngeal angiofibroma. Larynx. Laryngeal ...
Nasal cavity. Esthesioneuroblastoma. Nasopharynx. Nasopharyngeal carcinoma. Nasopharyngeal angiofibroma. Larynx. Laryngeal ... Nasal polyp. Rhinorrhea. nasal septum Nasal septum deviation. Nasal septum perforation. Nasal septal hematoma. tonsil. ... If there is a central cavity, then a thin wall points to a benign cause whereas a thick wall is associated with malignancy ( ...
Nasal cavity. Esthesioneuroblastoma. Nasopharynx. Nasopharyngeal carcinoma. Nasopharyngeal angiofibroma. Larynx. Laryngeal ...
to Nasal cavity:. *sphenopalatine foramen. to Oral cavity:. *greater palatine canal *foramen ...
Its nasal cavities are large.[22][23] It weighs between 22 and 55 kg (49 and 121 lb), with an occasional large male reaching 75 ...
They lie between the upper parts of the nasal cavities and the orbits, and are separated from these cavities by thin bony ... Lateral wall of nasal cavity; the three nasal conchæ have been removed. ... The posterior group (sometimes the posterior ethmoidal sinus) drains into the superior meatus above the middle nasal concha; ... They are a variable in both size and number of small cavities in the lateral mass of each of the ethmoid bones and cannot be ...
Anatomy photo:33:st-0232 at the SUNY Downstate Medical Center - "Nasal Cavity: Bones" ... It is thin, somewhat quadrilateral in shape, and forms the hinder and lower part of the nasal septum; it has two surfaces and ... The development of the hard palate beneath the vomer means that the bone is now located in a nasal chamber, separate from the ... The vomer forms the inferior part of the nasal septum, with the superior part formed by the perpendicular plate of the ethmoid ...
Lateral wall of nasal cavity, showing ethmoid bone in position. Horizontal section of nasal and orbital cavities. Oblique ... Lateral wall of nasal cavity. Sagittal section of nose mouth, pharynx, and larynx. Paranasal sinuses Nose diagram Sphenoidal ... Each sinus opens into the roof of the nasal cavity via apertures on the posterior wall of the sphenoethmoidal recess directly ... Because only thin shelves of bone separate the sphenoidal sinuses from the nasal cavities below and hypophyseal fossa above, ...
The mouth cavity. The cheeks have been slit transversely and the tongue pulled forward. Lateral wall of nasal cavity. (Soft ... It is possible for the soft palate to retract and elevate during speech to separate the oral cavity (mouth) from the nasal ... It is responsible for closing off the nasal passages during the act of swallowing, and also for closing off the airway. During ... If this separation is incomplete, air escapes through the nose, causing speech to be perceived as nasal. Within the ...
Lateral wall of nasal cavity. Coronal section of nasal cavities. Sagittal section of nose mouth, pharynx, and larynx. ... Roof, floor, and lateral wall of left nasal cavity. Nerves of septum of nose. Right side. ... It forms a partition between the nasal passages and the mouth. On the anterior portion of the roof of the hard palate are the ... forming a gap between the mouth and nasal passage (a related defect affecting the face is cleft lip). While cleft palate has a ...
Lateral wall of nasal cavity. Sagittal section of nose mouth, pharynx, and larynx. Outline of bones of face, showing position ... Nasal and sinal mucosae are ciliated and move mucus to the choanae and finally to the stomach. The thick upper layers of nasal ... Each opens into the anterior part of the corresponding middle nasal meatus of the nose through the frontonasal duct which ... as it is in close proximity to the orbit and cranial cavity (orbital cellulitis, epidural and subdural abscess, meningitis). ...
Nasal turbinates are convoluted structures of thin bone in the nasal cavity. In most mammals and birds these are present and ... All the dinosaurs they examined had nasal passages that were too narrow and short to accommodate nasal turbinates, so dinosaurs ... tissue-covered bony sheets in the nasal cavity. Several dinosaurs have olfactory turbinates, used for smell, but none have yet ... Nasal turbinates are absent or very small in some birds (e.g. ratites, Procellariiformes and Falconiformes) and mammals (e.g. ...
The ORNs are located in the olfactory epithelium in the nasal cavity. The cell bodies of the ORNs are distributed among all ...
... tear-shaped nasal cavity; a "silled" nasal aperture; tower-shaped nasal bones; a triangular-shaped palate; and an angular and ... People with considerable African ancestry typically have a broad and round nasal cavity; no dam or nasal sill; Quonset hut- ... an oval-shaped nasal cavity; tent-shaped nasal bones; a horseshoe-shaped palate; and a rounded and non-sloping eye orbit shape ... People with considerable East Asian ancestry are often characterized by a relatively small prognathism; no nasal sill or dam; ...
Recent skull trauma potentially allows nasal cavity bacteria to enter the meningeal space. Similarly, devices in the brain and ... meningitis follows invasion of the bloodstream by organisms that live upon mucous surfaces such as the nasal cavity. This is ... through the bloodstream or through direct contact between the meninges and either the nasal cavity or the skin. In most cases, ... or infections of the nasopharynx or the nasal sinuses that have formed a tract with the subarachnoid space (see above); ...
Behind the nasal cavity, air next passes through the pharynx, shared with the digestive system, and then into the rest of the ... The nasal cavity of mammals has been enlarged, in part, by the development of a palate cutting off the entire upper surface of ... In most species, it is located in the floor of the nasal cavity, and opens into the mouth via two nasopalatine ducts running ... The nasal cavities in mammals are both fused into one. Among most species they are exceptionally large, typically occupying up ...
Infection is usually in the nasal cavity. Typical signs in dogs include sneezing, nasal discharge, bleeding from the nose, and ...
Knotek, Z; Fichtel, T.; Kohout, P.; Benák, J. (2001). "Diseases of Nasal Cavity in the Dog. Aetiology, Symptomatology, ... The bacteria are normally isolated from the oral cavities and respiratory tracts of these animals. P. canis biotype 1 was shown ... Sarkozi, R; Makrai, L.; Fodor, L. (2011). "Characterization of Pasteurella species isolated from oral cavity of cats". Magyar ... "Occurrence of Pasteurellaceae bacteria in the oral cavity of selected marine mammal species". Journal of Zoo and Wildlife ...
It is possible for the soft palate to retract and elevate during speech to separate the oral cavity (mouth) from the nasal ... It is responsible for closing off the nasal passages during the act of swallowing, and also for closing off the airway. During ... Anatomy figure: 34:01-03 at Human Anatomy Online, SUNY Downstate Medical Center - "Diagram of the regions of the oral cavity." ... The mouth cavity. The cheeks have been slit transversely and the tongue pulled forward. ...
... sleep apnea is often caused by multiple co-existing obstructions at various locations of the airway such as the nasal cavity, ... infection and bleeding A sore throat and/or difficulty swallowing Drainage of secretions into the nose and a nasal quality to ... Nasal-level surgeries turbinoplasty, septoplasty, septorhinoplasty Soft palate-level surgeries uvulectomy, ...