Arm

Right triceps muscle, posterior 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 the Medical History Center.

Image #96-2

Arm

Right triceps muscle, posterior view

The long and lateral heads of the muscle have been separated to expose the radial nerve.

1. Upper pointer: Inferior transverse ligament of scapula Lower pointer: Transverse scapular artery
2. Neck of scapula
3. Joint capsule of humerus
4. Axillary artery
5. Triceps brachii muscle (long head)
6. Ulnar nerve
7. Olecranon
8. Spine of scapula
9. Acromioclavicular ligament
10. Supraspinatus muscle
11. Infraspinatus muscle
12. Teres minor muscle
13. Surgical neck of humerus
14. Teres major muscle
15. Radial nerve
16. Triceps brachii muscle (lateral head)
17. Brachioradialis muscle
18. Anconeus muscle