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Volar aspect of right hand

Flexor digitorum sublimis muscle (continued); tendons to second and fifth fingers

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

Image #103-4
Bassett ImageDiagram Image
Legend Image
Volar aspect of right hand
Flexor digitorum sublimis muscle (continued); tendons to second and fifth fingers
The superficial parts of the muscle (12) have been resected between the forearm and the third and fourth fingers. Remnants of the common synovial sheath (ulnar bursa) are visible over the flexor digitorum profundus (9) within the carpal canal, and distally over the lumbrical muscles (18).
1 . Ligament of digital sheath
2 . Abductor pollicis brevis muscle
3 . Adductor pollicis muscle (transverse head)
4 . Lumbrical muscle
5 . Flexor pollicis longus muscle (tendon of insertion)
6 . Abductor pollicis longus muscle (tendon of insertion)
7 . Flexor carpi radialis muscle (tendon of insertion)
8 . Radial artery
9 . Flexor digitorum profundus muscle (tendon to index finger, covered by synovial sheath)
10 . Radius (covered by periosteum)
11 . Flexor digitorum superficialis (deep heads, to second and fifth fingers)
12 . Flexor digitorum superficialis (superficial heads, resected)
13 . Ulnar nerve
14 . Ulnar artery
15 . Ulna (covered by periosteum)
16 . Flexor carpi ulnaris muscle (tendon of insertion)
17 . Transverse carpal ligament
18 . Sheath of common tendon of flexor muscles (posterior wall of opened sheath)
19 . Flexor digiti minimi muscle