Dorsal aspect of right forearm

Nerve supply to supinator 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 the Medical History Center.

Image #107-6

Dorsal aspect of right forearm

Nerve supply to supinator muscle

The superficial lamina of the supinator has been detached from its origin and reflected upward.

1. Muscular branch of radial nerve (to supinator muscle)
2. Recurrent radial artery
3. Deep branch of radial nerve
4. Muscular branches of recurrent radial artery
5. Supinator muscle (superficial belly , reflected from origin)
6. Radius
7. Dorsal interosseous artery
8. Recurrent interosseous artery
9. Ulna
10. Supinator muscle (origin of superficial lamina)
11. Supinator muscle (deep lamina)
12. Anconeus muscle