Volar aspect of forearm

Course of ulnar nerve and artery in right forearm

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Image #98-5

Volar aspect of forearm

Course of ulnar nerve and artery in right forearm

The flexor digitorum sublimis and flexor carpi ulnaris muscles have been removed.

1. Flexor carpi radialis muscle (tendon)
2. Radial artery
3. Left pointer: Brachioradialis muscle (tendon) Right pointer: Extensor carpi radialis longus muscle
4. Flexor pollicis longus muscle
5. Flexor digitorum superficialis (radial head)
6. Pronator teres muscle (insertion)
7. Supinator muscle
8. Anterior interosseous nerve
9. Median nerve
10. Ulnar nerve
11. Brachialis muscle
12. Medial epicondyle of humerus
13. Olecranon
14. Flexor digitorum superficialis (humeral head)
15. Pronator teres muscle (ulnar head)
16. Dorsal recurrent ulnar artery
17. Muscular branch of ulnar nerve (to flexor digitorum profundus muscle)
18. Ulnar nerve
19. Anastomotic branch between median and ulnar nerves
20. Ulnar artery
21. Flexor digitorum profundus muscle
22. Flexor digitorum profundus muscle
23. Flexor carpi ulnaris muscle (tendon)
24. Fascia within carpal tunnel