I — Condyle of humerus; 2 — Lateral epicondyle; 3 — Humerus; 4 — Lesser tubercle; 5 — Greater tubercle; 6 — Joint capsule; Articular capsule; 7 — Coraco-acromial ligament; 8 — Acromioclavicular ligament; Acromioclavicular joint; 9 — Acromion; 10 — Spine of scapula;
II — Supraspinous fossa; 12 — Suprascapular notch; 13 — Superior transverse scapular ligament; 14 — Dens axis [CII]; 15 — Atlas [CI]; 16 — Sternum; 17 — Anterior sternoclavicular ligament; Sternoclavicular joint; 18 — Posterior sternoclavicular ligament; 19 — First rib [I];
20 — Clavicle; 21 — Coracoclavicular ligament; 22 — Coracoid process