Supraspinous fossa of scapula

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August undefined, 2024

WebDec 5, 2024 · The scapula, or shoulder blade, is a triangular flat bone that lies on the posterolateral aspect of the thorax, overlying the 2nd – 6th or 7th ribs. The convex posterior surface of the scapula is unevenly divided by a thick projecting ridge of bone ( spine of the scapula) into a small supraspinous fossa and a much larger infraspinous fossa. WebDec 22, 2024 · The posterior surface of the scapula (or shoulder blade) has a prominent ridge of bone know as the spine of scapula. It is a shelf-like projection that separates the posterior surface of the scapula into two parts: the superior supraspinous fossa and the inferior infraspinous fossa.

Supraspinous fossa Definition & Meaning Merriam …

WebMay 17, 2024 · The scapula has three depressions, each of which is called a fossa (plural = fossae). Two of these are found on the posterior scapula, above and below the scapular spine. Superior to the spine is the narrow supraspinous fossa, and inferior to the spine is the broad infraspinous fossa. The supraspinous fossa (supraspinatus fossa, supraspinatous fossa) of the posterior aspect of the scapula (the shoulder blade) is smaller than the infraspinous fossa, concave, smooth, and broader at its vertebral than at its humeral end. Its medial two-thirds give origin to the Supraspinatus. macroclip ovesco

Anatomy, Shoulder and Upper Limb, Arm Supraspinatus Muscle

WebSupraspinous fossa Of scapula Superior facet on greater tuberosity of humerus Abduction of arm Suprascapular nerve (CA, CS and C6) Suprascapular artery . Created Date: WebJan 14, 2024 · Dorsal surface is divided into supraspinous and infraspinous fossa by the spine of scapula. Three processes ( Spine,acromion and coracoid) Spine of scapula is present on the dorsal aspect of the body of … WebJoints of skull Joints Muscular system Supraspinous fossa Fossa supraspinata Definition The supraspinatous fossa, the smaller of the two, is concave, smooth, and broader at its vertebral than at its humeral end; its medial two-thirds give origin to the Supraspinatus. macrococcus是什么菌

Scapula- supraspinous fossa - Community College of …

Scapula anatomy Britannica

WebThe supraspinatus (plural supraspinati) is a relatively small muscle of the upper back that runs from the supraspinous fossa superior portion of the scapula (shoulder blade) to the greater tubercle of the humerus. It is one … Webscapula, also called shoulder blade, either of two large bones of the shoulder girdle in vertebrates. In humans they are triangular and lie on the upper back between the levels of the second and eighth ribs. A scapula’s posterior surface is crossed obliquely by a prominent ridge, the spine, which divides the bone into two concave areas, the supraspinous and … costruire il nuovo pei allaWebThe concavity above the spine of the scapula is called the supraspinous fossa, while the part below the spine of the scapula is known as the infraspinous fossa. Both fossae are connected by the spinoglenoid notch, which lies lateral to the root of the spine. The supraspinous fossa is the upper and smallest of costruire il futuro frasi

"WebGive the parts of the scapula: 1. Glenoid cavity 2. Subscapular fossa 3. Supraspinous fossa 4. Infraspinous fossa 5. Spine 6. Acromion process 7. Coracoid process 10. What is os acromiale?: Non-union between acromion and neck of scapula (1-15%) 11. Label the parts of the SC joint: 1. Articular disc 2. Clavicular notch 3. Interclavicular ... " - Supraspinous fossa of scapula

Supraspinous fossa of scapula

WebSupraspinatus arises from the supraspinous fossa of the scapula and the tough overlying supraspinous fascia. The belly fills the fossa and almost hides it, but with the wasting of this muscle that is often associated with a painful shoulder joint the fossa can soon be recognized. The tendon of supraspinatus passes under the acromion and over ... WebDec 29, 2024 · Scapular dysplasia describes an abnormal morphology of the scapula which can either be primary or acquired, secondary to obstetric brachial plexus palsy. The scapula can be seen as a modular component arising from different ossification centres: … Levator scapulae muscle (Musculus levator scapulae) Levator scapulae is a long and … Subscapularis is a strong triangular muscle that fills the subscapular fossa of … The latissimus dorsi muscle is found superficially in the lower two-thirds of the … The coracobrachialis is a long and slender muscle of the anterior compartment of … Each trunk has a well-known scheme of origin from the roots of the brachial … The scapula, or shoulder blade, is a triangular flat bone that lies on the … The biceps brachii muscle (biceps) is a large, thick muscle of the arm consisting … Infraspinatus muscle (Musculus infraspinatus) Infraspinatus is a thick … Key facts about the rhomboid muscles; Origin: Rhomboid minor: Nuchal … The triceps brachii muscle has three heads, each of which have their own origin: The …

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WebAug 8, 2024 · The infraspinatus is a thick triangular muscle that occupies much of the infraspinous fossa of the scapula. It is a member of the rotator cuff, commonly remembered by the mnemonic “SITS” (supraspinatus, … WebThe supraspinatus (plural supraspinati) is a relatively small muscle of the upper back that runs from the supraspinous fossa superior portion of the scapula (shoulder blade) to the greater tubercle of the humerus.It is one …

WebThe central part of the supraspinatous fossa and the upper part of the infraspinatous fossa, but especially the former, are usually so thin as to be semitransparent; occasionally the bone is found wanting in this situation, and the adjacent muscles are separated only by fibrous tissue. Muscular attachments WebMar 13, 2024 · The supraspinous fossa of the scapula is of functional importance because it is the origin for: 1. the supraspinatus muscle (one of the four rotator cuff muscles). Posterior (superficial) view of …

WebSep 19, 2024 · The scapula is the official name for the shoulder blade, and the supraspinous fossa is a concave area at the top of the scapula. The supraspinatus muscle originates from the supraspinous fossa ... WebAug 30, 2024 · The supraspinatus muscle, the most superiorly located of the rotator cuff muscles, resides in the supraspinous fossa of the scapula, superior to the scapular spine.

WebMar 19, 2024 · It then enters the supraspinous fossa, which is a concave area on the scapula. There, the nerve sends branches inward (toward the spine) to the supraspinatus muscle, which sits high on the scapula. The nerve then travels through the spinoglenoid notch around the outer edge of the scapula and into the infraspinous fossa and sends …

WebO:Supraspinous fossa of scapula I: Greater tubercle of humerus A: Rotator cuff musle; initiates abduction of the arm Infraspinatous O: Infraspinous fossa of scapula I: Greater tubercle of humerus A: Rotator cuff muscle; lateral rotation of humerus macroclinicaWebsupraspinous fossa a depression above the spine of the scapula. temporal fossa an area on the side of the cranium bounded posteriorly and superiorly by the temporal lines, anteriorly by the frontal and zygomatic bones, and laterally by … costruire il nuovo pei alla primaria pdfWebNov 24, 2024 · The scapula is described as having superior, medial, and lateral borders. Posteriorly, the scapula is divided into a supraspinous fossa and infraspinous fossa by the scapular spine. Anteriorly, on the costal … macro coachesWebIn scapula …into two concave areas, the supraspinous and infraspinous fossae. The spine and fossae give attachment to muscles that act in rotating the arm. The spine ends in the … macrococcus是什么属WebSupraspinatus Origin: Supraspinous fossa of scapula Insertion: Superior facet on greater tuberosity of humerus Action: Initiates and assists deltoid in abduction of arm and acts with other rotator cuff muscles Innervation: Suprascapular nerve (C4, C5 and C6) Arterial Supply: Suprascapular artery costruire il futuroWebAug 8, 2024 · The scapula or shoulder blade is the bone that connects the clavicle to the humerus. The scapula forms the posterior of the shoulder girdle. It is a sturdy, flat, triangular bone. The scapula provides … costruire il nuovo pei alla primariaWebDec 13, 2024 · It is called the infraspinous fossa because it lies below (infra) the spine of the scapula (-spinous). Accordingly, the fossa that lies superior to the spine of the scapula is the supraspinous fossa. The scapula consists of two surfaces – the costal surface and the posterior surface. macro cold