Normal Anatomy

Arm

the upper extremity, from shoulder to elbow; often used to denote the entire extremity, from shoulder to wrist. See Fig.1, Fig.2, Fig.3, Fig.4, Fig.5, Fig.6. The anatomical structures displayed in figures 1 - 6 are listed in Table 1. For further information, see under individual structure.

Arm, Table 1.

1. Acromion Fig. 1, Fig. 2
2. Acromioclavicular joint Fig. 1, Fig. 2
3. Axillary artery Fig. 3
4. Axillary vein Fig. 3
5. Basilic vein Fig. 5
6. Biceps brachii muscle, long head Fig. 4, Fig. 5, Fig. 6
7. Biceps brachii muscle, short head Fig. 4, Fig. 5, Fig. 6
8. Brachial artery Fig. 4, Fig. 5, Fig. 6
9. Brachialis muscle Fig. 5, Fig. 6
10. Brachioradialis muscle Fig. 6
11. Cephalic vein Fig. 4, Fig. 5, Fig. 6
12. Clavicle Fig. 1, Fig. 2
13. Coracobrachalis muscle Fig. 3, Fig. 4
14. Coracoid process Fig. 1, Fig. 2
15. Deltoid muscle Fig. 3, Fig. 4
16. Deltoid tuberosity of humerus Fig. 1
17. Glenoid cavity Fig. 1
18. Greater tuberosity of humerus Fig. 1
19. Humeral head Fig. 1, Fig. 2
20. Humerus Fig. 1, Fig. 2, Fig. 3, Fig. 6
21. Latissimus dorsi muscle Fig. 3
22. Lesser tuberosity of humerus Fig. 1
23. Median nerve Fig. 4, Fig. 6
24. Olecranon Fig. 1, Fig. 2
25. Pectoralis major muscle Fig. 3, Fig. 4
26. Radial head Fig. 1, Fig. 2
27. Radial nerve Fig. 4, Fig. 6
28. Radius Fig. 1, Fig. 2
29. Triceps brachii muscle, lateral head Fig. 3, Fig. 4, Fig. 5, Fig. 6
30. Triceps brachii muscle, long head Fig. 3, Fig. 4, Fig. 5
31. Triceps brachii muscle, medial head Fig. 5, Fig. 6
32. Ulna Fig. 1, Fig. 2
33. Ulnar nerve Fig. 5, Fig. 6

 

KJ

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Fig.1

Radiograph of the arm, AP view.
Arm, Fig.1
Arm, Fig.2
Arm, Fig.3
Arm, Fig.4
Arm, Fig.5
Arm, Fig.6