Dorsal aspect of right forearm

Anconeus muscle

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 #107-3

Dorsal aspect of right forearm

Anconeus muscle

A lateral expansion of the tendon of insertion of the triceps muscle which covered the anconeus has been partially cut away.

1. Lateral epicondyle of humerus
2. Triceps brachii muscle (tendon of insertion)
3. Olecranon
4. Anconeus muscle
5. Recurrent interosseous artery
6. Abductor pollicis longus muscle
7. Extensor carpi ulnaris muscle
8. Ulna (covered by periosteum)
9. Brachialis muscle
10. Extensor carpi radialis longus muscle
11. Branch of recurrent radial artery
12. Common extensor digitorum muscle
13. Extensor carpi radialis brevis muscle