Dorsal aspect of right forearm

Relation of deep branch of radial nerve to deep extensor muscles

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Image #108-2

Dorsal aspect of right forearm

Relation of deep branch of radial nerve to deep extensor muscles

1. Deep branch of radial nerve
2. Supinator muscle (superficial layer reflected)
3. Radius
4. Muscular branch of radial nerve (to abductor pollicis longus muscle)
5. Abductor pollicis longus muscle
6. Extensor pollicis brevis muscle
7. Extensor carpi radialis longus muscle (tendon in compartment deep to dorsal carpal ligament)
8. Extensor carpi radialis brevis muscle (tendon in compartment deep to dorsal carpal ligament)
9. Styloid process of ulna
10. Extensor pollicis longus muscle
11. Extensor indicis muscle cut off)
12. Ulna
13. Dorsal interosseous artery
14. Anconeus muscle