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

For permissions information regarding the use of these images, please contact Drew Bourn at dbourn@stanford.edu

Dorsal aspect of right forearm

Deep layer of extensor muscles, general view

1 .	Supinator muscle
2 .	Pronator teres muscle (insertion)
3 .	Radius
4 .	Extensor carpi radialis longus and brevis muscles (tendons)
5 .	Abductor pollicis longus muscle
6 .	Extensor pollicis brevis muscle
7 .	Left pointer: Extensor carpi radialis longus muscle (tendon) Right pointer: Extensor carpi radialis brevis muscle (tendon)
8 .	Radial artery
9 .	Extensor pollicis longus muscle
10 .	Dorsal metacarpal artery II
11 .	Dorsal interosseous muscles
12 .	Common extensor digitorum muscle (tendons, cut off)
13 .	Dorsal carpal ligament (compartments for extensor tendons opened)
14 .	Compartment for extensor digiti minimi muscle
15 .	Styloid process of ulna
16 .	Extensor indicis muscle
17 .	Intermuscular septum
18 .	Dorsal interosseous artery
19 .	Deep branch of radial nerve