Scapula Anatomy

Thursday, December 18th 2014. | Anatomy

scapula anatomy


Scapula (pl. scapulae) is the largest bone of the shoulder complex and has the greatest number of muscles attached to it. These muscles both stabilise the arm to the body and move the arm around in space

Important Posterior Features:

Spine: Large ridge that juts out posteriorly

Supraspinous Fossa: Depressed area superior to the spine

Infraspinous Fossa: Depressed area inferior to the spine

Borders and angles are named directionally (lateral, inferior, etc.)


Important Anterior Features:

Coracoid Process: Process that juts out of the anterior side of the scapula

Subscapular Fossa: Depression inferior to the Coracoid Process

Acromion: Process that extends laterally and superior from the Scapula

Glenoid Fossa: Depression that interfaces with the Humerus as part of the ball and socket joint. Has infra and supra glenoid tubercles.


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