Bassett Collection Large Image - Lane Medical Library, Stanford University Medical Center

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.

Dorsal aspect of right forearm

Nerve supply to extensor digitorum communis muscle

The muscle has been retracted downward.

1 .	Brachialis muscle
2 .	Position of head of radius (covered by articular capsule)
3 .	Supinator muscle
4 .	Common extensor digitorum muscle (retracted)
5 .	Deep branch of radial nerve (muscular branches)
6 .	Branches of dorsal interosseous artery
7 .	Extensor pollicis longus muscle
8 .	Left pointer: Muscular branch of radial nerve (to extensor carpi radialis brevis muscle) Right pointer: Deep branch of radial nerve
9 .	Radial artery
10 .	Extensor carpi radialis brevis muscle
11 .	Abductor pollicis longus muscle