AnatomyOrganismsDiseasesChemicals and DrugsAnalytical, Diagnostic and Therapeutic Techniques and EquipmentPhenomena and ProcessesInformation Science
ScapulaMusclesShoulder JointThoracic NervesMuscle ProteinsMuscle, SkeletalMuscle, SmoothShoulderMuscle Fibers, SkeletalMuscle, Smooth, VascularMuscle DevelopmentMuscle ContractionGlenoid CavityOsteochondromaHumerusRibsMusculoskeletal DevelopmentShoulder Impingement SyndromeNeck MusclesMuscle FatigueMuscle Fibers, Fast-TwitchMuscle DenervationMuscle Fibers, Slow-TwitchClavicleMyocytes, Smooth MuscleMitochondria, MuscleArthroplasty, ReplacementOculomotor MusclesForelimbMuscle, StriatedScandentiaMuscle SpindlesMuscle RelaxationEncyclopedias as TopicArm BonesRotator Cuff
CoracoidTendonsPosteriorSerratusCollarboneTendonBoneSternumLateralAcromionMedialStabilizeOriginatesLevator scapulaeAnteriorlySurface of the scapulaGlenoid cavityBonesScapularBiceps muscleLigamentsGlenohumeral jointInfraspinatusDorsalLatissimus dorsiStabilizationSubscapularisFracturesSide of the scapulaThoracicTricepsBonyPectoral musclesAnatomyTrapezius muscleSupraspinatusShoulder musclesVentral surfaceThoraxConsistsUpper armRotator cuff muscleRibcageDeltoid muscleChestGroup of musclesAnteriorPectoralis minorRotation
Coracoid9
  • The extrinsic muscles include the biceps, triceps, and deltoid muscles and attach to the coracoid process and supraglenoid tubercle of the scapula, infraglenoid tubercle of the scapula, and spine of the scapula. (wikipedia.org)
  • The coracoid process projects from the superior border of the scapula. (medscape.com)
  • The pec minor runs from a little boney prominence at the top of your scapula (called the coracoid process) and attaches to ribs three, four, and five. (bodybuilding.com)
  • The coracoid extends anteriorly and superiorly from the neck of the scapula. (orthopaedia.com)
  • The 2 coracoclavicular ligaments (the conoid and the trapezoid ligaments) are found medial to the acromioclavicular joint and attach from the coracoid process on the scapula to the inferior surface of the distal clavicle. (medscape.com)
  • They are composed of muscle that attaches to the costal cartilages and bone of ribs four through seven and xiphoid to the posterior, inferior occipital bone, anterior, inferior mandible and coracoid process of scapula. (posturalrestoration.com)
  • It originates from the middle ribs and attaches to the coracoid process of the scapula. (fitliferegime.com)
  • It has been defined by classic anatomy textbooks and old papers, as a muscle of one belly arising from the coracoid process tip and partially from the tendon of the biceps brachii short head, and inserted into the humeral shaft, above the bone's midpoint. (bvsalud.org)
  • The deep head of the coracobrachialis muscle emerged from the base of the coracoid process. (bvsalud.org)
Tendons27
Posterior23
  • Back The back of the scapula (also called the dorsal or posterior surface) is arched from above downward, and is subdivided into two unequal parts by the spine of the scapula. (wikipedia.org)
  • The supraspinatus and the infraspinatus lie on the posterior border of the scapula. (medscape.com)
  • Surface electromyographic (EMG) data were collected from the upper and lower trapezius, serratus anterior, anterior and posterior deltoid, and infraspinatus muscles. (cdc.gov)
  • Additionally, they had less posterior tilt of the scapula in the beginning phase of arm elevation, and more scapular upward rotation and clavicular retraction in the mid ranges of arm elevation. (cdc.gov)
  • The muscles of the upper limb can be divided into 6 different regions: pectoral, shoulder, upper arm, anterior forearm, posterior forearm, and the hand. (bigsurspiritgarden.com)
  • The triceps is a three-headed structure and is the only muscle located on the posterior upper arm. (acefitness.org)
  • The scapula constitutes the posterior aspect of the shoulder girdle, with its ventral (anterior) surface articulating with the posterior chest wall. (orthopaedia.com)
  • Figure 1: Anterior view of the thorax showing the scapulae in gold (left) and posterior view showing them in red (right). (orthopaedia.com)
  • In the awake patient, the chief complaint is often pain along the scapula and posterior chest wall, along with limited range of motion of the shoulder joint itself. (orthopaedia.com)
  • The right brachial chain muscle is opposed by the right posterior back muscles (PEC), lower trap, serratus anterior, external rib rotators and left internal abdominal obliques. (posturalrestoration.com)
  • The pattern that is most often prevalent involves the left anterior interior chain, right brachial chain and right posterior back muscles (PEC) of the body. (posturalrestoration.com)
  • Other common, objective findings secondary to compensatory physical attempts to remain balanced over this unlevel pelvis include elevated anterior ribs on the left, lowered, depressed shoulder and chest on the right, posterior rib hump on the right, overdeveloped lower right back muscle, curvature of the spine and asymmetry of the head and face. (posturalrestoration.com)
  • The biggest players in this movement are the latissimus dorsi, the posterior (rear) head of the deltoid, biceps, and scapular muscles. (athleticinsight.com)
  • The superficial posterior muscles are associated with movement of the shoulder. (ssrq.ca)
  • Muscles of the Neck and Trunk - Posterior Intermediate View Muscles of the Neck and Trunk - Posterior Superficial View Muscles of the Neck and Trunk - Lateral View Muscles of the posterior portion of the trunk include muscles of the back, suboccipital region, and perineum region. (ssrq.ca)
  • Location of the latissimus dorsi muscle: Highlighted in orange, the latissimus dorsi is a muscle of the posterior torso. (ssrq.ca)
  • Chest muscles function in respiration while abdominal muscles function in torso movement and in maintenance of balance and The intrinsic muscles of the posterior are responsible for maintaining posture and facilitating movement of the head and neck. (ssrq.ca)
  • Named for the Latin word meaning "uneven," the scalene muscles are an asymmetrical set of three muscle pairs: the anterior, middle, and posterior scalenes. (saveourbones.com)
  • A triple-headed muscle (anterior/front, lateral/side, and posterior/rear) that forms the "cap" on the shoulder, the delts each originate at different points along the scapula or collarbone, and come together nearly halfway down the outer side of your humerus. (beachbodyondemand.com)
  • Trapezius is a large fan-shaped muscle that extends from the cervical to thoracic region on the posterior aspect of the neck and trunk and attaches onto the clavicle and scapula. (physio-pedia.com)
  • Originates from the posterior surface of the scapula, adjacent to its lateral border. (teachmeanatomy.info)
  • Supraspinatus is located deep to the trapezius muscle in the posterior scapular region, extending from the supraspinous fossa of scapula to the proximal humerus. (tripboba.com)
  • The shoulder joint is created by the ball-shaped head of your humerus (upper arm bone) that fits into the glenoid cavity in the scapula (triangular-shaped bone on your posterior side). (kcorthoalliance.com)
Serratus12
  • The third group, which is mainly responsible for stabilization and rotation of the scapula, consists of the trapezius, serratus anterior, levator scapulae, and rhomboid muscles. (wikipedia.org)
  • The costal surface superior of the scapula is the origin of 1st digitation for the serratus anterior origin. (wikipedia.org)
  • The subscapularis covers the anterior surface, and the serratus anterior attaches to the inferior angle along the anterior medial border. (medscape.com)
  • There are 4 muscles of the pectoral region: pectoralis major, pectoralis minor, serratus anterior and subclavius. (bigsurspiritgarden.com)
  • You may not consider the serratus anterior a chest muscle, but you should! (bodybuilding.com)
  • The serratus anterior starts from the inside of your shoulder blade, wraps around your side, and attaches onto the front of your ribcage. (bodybuilding.com)
  • Really lean bodybuilders have defined serratus muscles. (bodybuilding.com)
  • Also known as the "punching muscle," your serratus anterior is most noticeable when you do something that spreads your shoulder blades. (bodybuilding.com)
  • The serratus is also one of three muscles which allow your shoulder blade to rotate upward so you can put your arms over your head. (bodybuilding.com)
  • Visible serratus muscles look cool, but their function is critically important to your shoulder health. (bodybuilding.com)
  • The rhomboid muscles, trapezius muscle and serratus anterior muscle are a few of the scapular stabilizing muscles. (shoulderpaininfo.com)
  • There exists a muscle called the Serratus Anterior muscle which stems from the ribs 2-8 and is attached to the costal surface of the scapula thereby pulling it towards the rib cage. (drmaheshreddy.com)
Collarbone10
Tendon6
  • The biceps tendon attaches the biceps muscle to the shoulder and helps stabilize the joint. (rxlist.com)
  • The rotator cuff is made of 4 muscles that merge into 1 tendon to stabilize the ball and socket joint. (lipsticking.com)
  • The symptoms above are typical for people who have some type of muscle, tendon or joint inflammation in the shoulder. (madisonparktimes.com)
  • They may apply sports massage to the muscle itself or in chronic cases cross friction massage to the tendon may be beneficial. (sportsinjuryclinic.net)
  • It involves the identification of the healthy tendon and re-attaching it to the bone. (hipandkneedenver.com)
  • With complete tears, the tendon has come off (detached) from where it was attached to the bone. (medlineplus.gov)
Bone23
Sternum5
  • Anteriorly, the clavicle articulates with the sternum, thereby attaching the upper limb to the axial skeleton. (bigsurspiritgarden.com)
  • These two tracks of muscles, one on each side of the sternum, are anterior to the medial/upper mediastinum and upper thoracic cavity. (posturalrestoration.com)
  • Attachments: The clavicular region originates from the clavicle and the sternocostal region originates from the sternum and the fascia of the oblique muscles of the abdomen. (ssrq.ca)
  • The lower regions are referred to as the 'sternocostal head' because it attaches not only to the sternum but also to the costal cartilages of the ribs. (fitliferegime.com)
  • In anatomy (A) and body building (BB) the pec is commonly broken down into two major sections, the clavicular (A) or upper (BB) pec (where the muscle fibres attach to the clavicle), and the meatier sternal (A) or lower (BB) pec (where the fibres attach to the sternum). (paulhaslam.net.au)
Lateral10
  • The lateral third of the fossa is smooth and covered by the fibers of this muscle. (wikipedia.org)
  • the lateral third is covered by this muscle. (wikipedia.org)
  • The acromion is the lateral projection from the spine of the scapula. (medscape.com)
  • The main part of the scapula, the body, consists of a somewhat triangular-shaped flat blade, with an inferiorly pointing apex, referred to as the inferior angle as well as lateral and superior angles. (radiopaedia.org)
  • The scapula is described as having superior, medial, and lateral borders. (radiopaedia.org)
  • The glenoid is an area of articular cartilage on the lateral aspect of the scapula, where the humeral head articulates with the scapula to form the glenohumeral joint. (orthopaedia.com)
  • The borders of the scapula are the superior border, medial border, and lateral border. (orthopaedia.com)
  • C) Upward (lateral) rotation of the scapula. (orthopaedia.com)
  • The acromioclavicular joint allows a small amount of movement to occur between the outer (lateral) part of the clavicle and a projection on the top of the scapula called the acromion process. (shoulderpaininfo.com)
  • There is also a surface of the scapula which faces towards the humerus, known as the Lateral surface. (drmaheshreddy.com)
Acromion3
Medial2
Stabilize3
Originates5
  • For example, because the long head originates from the scapula, it also acts to extend the arm at the shoulder. (acefitness.org)
  • Attachments: The latissimus dorsi originates from the lower spine and ribs and the upper pelvis and fascia of the deep trunk muscles. (ssrq.ca)
  • Attachments: Originates from the upper spine and attaches to the skull. (ssrq.ca)
  • The subclavian nerve originates in both C5 and C6 and innervates the subclavius, a muscle that involves lifting the first ribs during respiration. (ssrq.ca)
  • The latissimus dorsi , which is among the body's largest muscles, originates near the spine and wraps under the arm, attaching at the front of the humerus. (beachbodyondemand.com)
Levator scapulae1
  • If you shrug your shoulders, you're using the levator scapulae. (saveourbones.com)
Anteriorly1
  • The scapula has six primary movements: elevation (as in shrugging the shoulders) and depression, protraction (moving the scapula laterally and anteriorly along the chest wall) and retraction (moving the scapula medially), and rotation upward or downward (see Figure 2). (orthopaedia.com)
Surface of the scapula2
Glenoid cavity1
  • Fractures of the glenoid neck constitute about 25% of all scapula fractures, whereas fractures of the glenoid cavity (glenoid rim and fossa) make up approximately 10% of scapula fractures. (medscape.com)
Bones8
  • Like their connected bones, the scapulae are paired, with each scapula on either side of the body being roughly a mirror image of the other. (wikipedia.org)
  • It is comprised of two bones - the clavicle and scapula. (bigsurspiritgarden.com)
  • Here's how your muscles and bones work together in real-world, functional movements that you do every day. (bodybuilding.com)
  • The tough cords of tissue that connect muscles to bones. (altonmemorialhospital.org)
  • One of the valuable parts of Bob's estate was his morgue, which is photos cut out of magazines that demonstrate proportions or show where muscles or bones go. (blogspot.com)
  • I knew about animal scapulas, but they are not like human shoulder blades because four-legged animals do not have collar bones or clavicles (with a few exceptions). (blogspot.com)
  • There are bumps and grooves in all these bones to guide the contracting parts and attach to them. (blogspot.com)
  • It covers the bones, ligaments, muscles and other structures that make up the shoulder. (shoulderpaininfo.com)
Scapular4
Biceps muscle3
Ligaments4
Glenohumeral joint8
Infraspinatus6
  • The intrinsic muscles of the scapula include the muscles of the rotator cuff-the subscapularis, teres minor, supraspinatus, and infraspinatus. (wikipedia.org)
  • Attached to the ridge is a fibrous septum, which separates the infraspinatus muscle from the Teres major and Teres minor muscles. (wikipedia.org)
  • The suprascapular nerve and vessels pass through the notch en route to the infraspinatus. (medscape.com)
  • The intrinsic muscles of the scapula include the rotator cuff muscles: supraspinatus, infraspinatus, subscapularis, and teres minor-the first three named according to the fossa in which they reside. (orthopaedia.com)
  • Tripboba.com - Supraspinatus is one of the rotator cuff muscle mass, in addition to infraspinatus, teres subscapularis, and also small muscular tissues. (tripboba.com)
  • The rotator cuff is a group of 4 muscles in the shoulder joint including the supraspinatus, infraspinatus, teres minor, and subscapularis. (tomnoonanmd.com)
Dorsal2
  • This soft connection can be adjusted by proper conditioning, but exercise will only raise the chest higher between the scapulae, effectively lifting the dorsal processes of the spine in the withers. (caninechronicle.com)
  • The two surfaces of the scapula are called the Costal surface and the Dorsal surface. (drmaheshreddy.com)
Latissimus dorsi3
Stabilization2
  • In general, these muscles are divided into three major groups: intrinsic, extrinsic, and rotational/stabilization muscles. (orthopaedia.com)
  • The deltoid and trapezius muscles are especially important in providing dynamic stabilization when these ligamentous structures are damaged. (medscape.com)
Subscapularis2
  • Front or subscapular fossa The front of the scapula (also known as the costal or ventral surface) has a broad concavity called the subscapular fossa, to which the subscapularis muscle attaches. (wikipedia.org)
  • The ridges give attachment to the tendinous insertions, and the surfaces between them to the fleshy fibers, of the subscapularis muscle. (wikipedia.org)
Fractures11
  • Scapula fractures account for approximately 1% of all fractures. (medscape.com)
  • One of the earliest descriptions of treating scapula fractures was published in 1805 in Desault's treatise on fractures. (medscape.com)
  • Their relative infrequency notwithstanding, scapula fractures have a high association with other injuries. (medscape.com)
  • Most scapula fractures can be managed effectively with closed treatment. (medscape.com)
  • This article reviews closed management of scapula fractures, discusses open treatment, and provides guidelines for injuries that require operative intervention. (medscape.com)
  • Typically, scapula fractures result from high-energy trauma. (medscape.com)
  • Scapula fractures account for 1% of all fractures, 3% of shoulder-girdle injuries, and 5% of all shoulder fractures. (medscape.com)
  • Approximately 50% of scapula fractures involve the body and spine. (medscape.com)
  • Because of the low incidence of scapula fractures, little in the way of outcome data exists. (medscape.com)
  • Non-operative treatment in the form of sling immobilization followed by rehabilitation is indicated for the vast majority of scapula fractures. (orthopaedia.com)
  • Fractures to the scapula are not a very common thing to be seen, in comparison with other fractures. (drmaheshreddy.com)
Side of the scapula2
Thoracic6
  • This includes the thickness of the shoulder muscles as well as the distance between the shoulder blades and where they connect to the thoracic vertebrae of the spine. (caninechronicle.com)
  • It looks something like a sling, with two narrow strips of muscle running down the sides of the neck and joining at the first thoracic vertebrae to form a wider band of muscle. (saveourbones.com)
  • The splenius cervicis actually begins at the third, fourth, fifth, and sixth thoracic vertebrae, where it is attaches to the bony processes. (saveourbones.com)
  • These muscles attach the shoulders and arms to the clavicle and the thoracic cage. (fitliferegime.com)
  • This muscle is controlled by the Long Thoracic nerve and if it gets damaged by any means, the scapula would stick out of the back when one tries to push with the arm. (drmaheshreddy.com)
  • The thoracic nerve can be damaged by physical injury, repetitive shoulder movements or by the increased pressure exerted on it by the muscles that surround it. (drmaheshreddy.com)
Triceps5
  • The dumbbell bench press is a very effective exercise for adding strength and muscle mass to the pectorals chest muscles and building shoulders and triceps. (ironmanmagazine.com)
  • Even though the chest muscles are the primary focus of this exercise, your front deltoids and triceps also work as supporting muscle groups. (ironmanmagazine.com)
  • The muscles that move the forearm are located along the humerus, which include the triceps brachii, biceps brachii, brachialis, and brachioradialis. (bigsurspiritgarden.com)
  • Although the triceps are responsible for elbow extension, the muscle is also active during other upper-body movements. (acefitness.org)
  • The extrinsic muscles of the scapula include the biceps, triceps, and deltoid. (orthopaedia.com)
Bony1
  • The scapula is roughly triangular, but there are several bony prominences of significant importance. (orthopaedia.com)
Pectoral muscles2
  • Through these movements, the pectoral muscles allow you to lift objects off the ground, pull yourself up from a seated or lying position, or throw something from your chest. (ironmanmagazine.com)
  • Location of the external obliques: Highlighted in orange, the external obliques lie inferior to the pectoral muscles. (ssrq.ca)
Anatomy2
  • Here's how to train your chest more effectively based on its anatomy, targeting specific parts of the chest muscles to get the most from your hard work in the gym. (bodybuilding.com)
  • Hence, considering recent findings, if the CB origin and/or the insertion differs from the typical anatomy, an "atypical CB" is the proper definition of the muscle, while if this "atypical CB" coexists with a typical CB, the terminology "accessory CB" may be used. (bvsalud.org)
Trapezius muscle3
Supraspinatus5
  • The most commonly injured muscle of the rotator cuff is the supraspinatus, although any of the rotator cuff muscles can be involved in a tear. (beaconortho.com)
  • Together with the various other rotator cuff muscles, supraspinatus maintains the glenohumeral (shoulder) joint during the top limb activities. (tripboba.com)
  • The supraspinatus muscle mass is a rotator cuff muscular tissue situated in the shoulder, particularly in the supraspinatus fossa, a concave clinical depression in the rear portion of the scapula, or shoulder blade. (tripboba.com)
  • In addition to the deltoid and pectoralis significant muscle mass, the supraspinatus muscle assists in initiating straight kidnapping (elevating the arms skyward) of the shoulder. (tripboba.com)
  • In the case of a muscle retraction injury (when the muscular tissue is drawn in reverse, commonly as the outcome of a muscle mass tear) to the supraspinatus muscle mass, a pull-forward surgery needs to be performed within three months before reducing or atrophy (muscle-wasting) takes place, providing it permanently. (tripboba.com)
Shoulder muscles5
Ventral surface1
  • Remove all muscle and connective tissue overlying the ventral surface of the vertebrae with the rongeurs and identify the vertebral region over the lumbo-sacral enlargement, which lies approximately beneath the T12-L2 vertebral bodies. (jove.com)
Thorax2
  • The scapula serves as the attachment site for 18 muscles, which link it to the thorax, spine, and upper extremity. (medscape.com)
  • Three-dimensional scapulothoracic and glenohumeral kinematics were determined from electromagnetic sensors attached to the scapula, humerus, and thorax. (cdc.gov)
Consists1
Upper arm4
  • This small muscle helps pull the shoulder blades together during lifting, assists with flexing at the elbows, and helps rotate your upper arm during pulling motions like bench press or lat pulldowns. (ironmanmagazine.com)
  • The biceps brachii muscle is the large muscle at the front of the upper arm which bends (flexes) the elbow when it contracts. (sportsinjuryclinic.net)
  • There are four main joints within the shoulder complex, and an even greater number of muscles involved in moving both the humerus (upper arm) and scapula (shoulder blade). (beachbodyondemand.com)
  • What part of the muscle you hit with an exercise depends largely on the angle at which the upper arm is in comparison to the torso. (paulhaslam.net.au)
Rotator cuff muscle2
Ribcage2
Deltoid muscle1
Chest11
  • Helps stimulate muscle growth and increases muscle mass in your chest, shoulders, and arms. (ironmanmagazine.com)
  • Both men and women can use it extensively in bodybuilding and athletics for training to develop the chest muscles. (ironmanmagazine.com)
  • Learn about the muscles of the chest, plus the best exercises to help those pecs grow! (bodybuilding.com)
  • Your pectoralis major-your biggest chest muscle -has three sub-heads: the clavicular head, the sternal head, and the abdominal head. (bodybuilding.com)
  • The abdominal head runs from your rectus sheath up and across the bottom portion of your chest and attaches to your humerus. (bodybuilding.com)
  • A Pectoralis major strain is a tear of the large powerful muscle at the front of the chest. (sportsinjuryclinic.net)
  • The intercostals are muscles between the ribs that form the chest cavity wall. (ssrq.ca)
  • The anterior muscles of the torso (trunk) are those on the front of the body, including the muscles of the chest, abdomen, and pelvis. (ssrq.ca)
  • The chest muscle is commonly known as the pectoralis (pecs) muscle . (fitliferegime.com)
  • A barbell chest workout strengthens the muscles of the upper body , including the pectorals, arms, and shoulders. (fitliferegime.com)
  • Chest barbells exercises provide versatility, can help you strengthen virtually every muscle in the body with a wider range of resistance. (fitliferegime.com)
Group of muscles2
Anterior2
  • They are composed of the triangular sterni, sternocleidomastoid, scalene, pectoralis minor, intercostals and muscles of the pharynx and anterior neck. (posturalrestoration.com)
  • The coracobrachialis muscle (CB) represents one of the anterior arm compartment muscles. (bvsalud.org)
Pectoralis minor1
  • Located under the pectoralis major, the pectoralis minor is a much smaller, triangular muscle. (fitliferegime.com)
Rotation3
  • These muscles are responsible for internal and external rotation of the humerus as well as abduction of the humerus. (orthopaedia.com)
  • With the iliacus, tensor fasciae latae, biceps femoris and vastus lateralis muscles this chain provides the support and anchor for abdominal counter force, trunk rotation and flexion movement. (posturalrestoration.com)
  • Two muscles in the superficial layer are responsible for rotation of the head. (ssrq.ca)