1 — Pectoralis major; 2 — Deltoid; 3 — Subdeltoid bursa; 4 — Subacromial bursa; 5 — Acromion; 6 — Subcutaneous acromial bursa; 7 — Coracoid process; 8 — Clavicle; 9 — Subtendinous bursa of subscapularis; 10 — Subscapularis; 11 — Rib
1 — Pectoralis major; 2 — Deltoid; 3 — Subdeltoid bursa; 4 — Subacromial bursa; 5 — Acromion; 6 — Subcutaneous acromial bursa; 7 — Coracoid process; 8 — Clavicle; 9 — Subtendinous bursa of subscapularis; 10 — Subscapularis; 11 — Rib