X CLOSE

Arm

Nerve supply to left triceps muscle, medial view

Stanford holds the copyright to the David L. Bassett anatomical images and has assigned Creative Commons license Attribution-Share Alike 4.0 International to all of the images.
For additional information regarding use and permissions, please contact Dr. Drew Bourn at dbourn@stanford.edu.

Image #96-4
Bassett Image
Diagram Image
Legend Image
Arm
Nerve supply to left triceps muscle, medial view
The long head of the triceps has been retracted posteriorly.
  1. Inferior angle of scapula
  2. Subscapularis muscle
  3. Upper pointer: Axillary nerve Lower pointer: Posterior circumflex artery of humerus
  4. Teres major muscle
  5. Latissimus dorsi muscle (tendon of insertion)
  6. Triceps brachii muscle (long head)
  7. Muscular branches of radial nerve
  8. Posterior brachial cutaneous nerve
  9. Muscular branch of radial nerve
  10. Triceps brachii muscle (medial head)
  11. Musculocutaneous nerve
  12. Joint capsule of humerus
  13. Coracobrachialis muscle
  14. Radial nerve
  15. Brachial artery
  16. Deep brachial artery
  17. Superior ulnar collateral artery
  18. Biceps brachii muscle
  19. Radial artery (anomalous high or from brachial artery)
  20. Muscular branch musculocutaneous nerve
  21. Medial intermuscular septum
  22. Brachialis muscle
  23. Muscular branch brachial artery