Plate XIX. — The Scapulo-Humeral Articulation (Outer Aspect) 

 I. Ridges for attachment of teres minor. 2. Coracoid process. 3. Articular surface of head of 

 humerus. 4. Rim of glenoid cavity of scapula. 5. Curved roughened line from which arises the 

 middle head of the triceps extensor cubiti muscle. 6. Convexity of outer tuberosity of humerus. 

 7. Deltoid ridge. 8. Position of bursa beneath outer tendon of infraspinatus. 9. Musculo-spiral 

 groove. 10. Summit of outer tuberosity. 11. Deltoid Tubercle. 



