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Bassett Collection of Stereoscopic Images of Human Anatomy

Shoulder

Cavity of left shoulder joint, posterior view

Image #94-7

KEYWORDS: Muscles and tendons, Shoulder.

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Shoulder
Cavity of left shoulder joint, posterior view
The articular capsule has been incised vertically and the humerus retracted laterally. The head of the humerus has been rotated posteriorly.
1 . Acromion of scapula (cut)
2 . Joint capsule of humerus (cut edge turned inward)
3 . Glenoid labrum
4 . Biceps brachii muscle (long head)
5 . Position of superior glenohumeral ligament (covered internally by articular capsule)
6 . Supraspinatus muscle (tendon fused with joint capsule)
7 . Head of humerus
8 . Tendon of subscapularis muscle (opening of bursa subscapularis visible)
9 . Middle glenohumeral ligament (covered internally by articular capsule)
10 . Anatomic neck of humerus
11 . Inferior glenohumeral ligament (covered internally by articular capsule)
12 . Joint capsule of humerus
13 . Teres minor muscle
14 . Joint capsule of humerus (reinforced by inferior glenohumeral ligament)
15 . Body of humerus
16 . Spinoglenoid notch
17 . Neck of scapula
18 . Glenoid cavity
19 . Infraspinatus muscle
20 . Triceps brachii muscle (long head)
21 . Posterior circumflex artery of humerus