Volar aspect of right hand

Nerve supply to first lumbrical 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 Dr. Drew Bourn at dbourn@stanford.edu.

Image #101-5

Volar aspect of right hand

Nerve supply to first lumbrical muscle

The palmar aponeurosis has been reflected medially. A large median artery (17) enters the volar superficial arch in this specimen.

1. Ligament of digital sheath I
2. Adductor pollicis muscle
3. Dorsal interosseous muscle I
4. Proper palmar digital artery (to index finger, replacing the anterior radial index artery usually found as a branch of the deep anterior arch)
5. Proper palmar digital nerve of median nerve
6. Lumbrical muscle I
7. Muscular branches of median nerve (to first lumbrical muscle)
8. Cutaneous twigs of median nerve
9. Palmar aponeurosis (reflected medially)
10. Proper palmar digital nerve of median nerve
11. Proper palmar digital nerves of ulnar nerve
12. Ligament of digital sheath V
13. Proper palmar digital nerves of median nerve
14. Anterior common digital artery
15. Flexor pollicis brevis muscle
16. Muscular branch of median nerve (recurrent branch)
17. Median artery (large)
18. Transverse carpal ligament
19. Palmaris brevis muscle
20. Flexor digiti minimi muscle