Dorsal aspect of right forearm

Deep layer of extensor muscles, general view

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Image #108-1

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