X CLOSE

Volar aspect of forearm

Nerve supply to pronator quadratus muscle

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

Image #99-6
Bassett ImageDiagram Image
Legend Image
Volar aspect of forearm
Nerve supply to pronator quadratus muscle
The muscle has been reflected medially from its insertion.
1 . Brachioradialis muscle
2 . Anterior interosseous nerve
3 . Anterior interosseous artery
4 . Radius
5 . Area of insertion of pronator quadratus muscle
6 . Dorsal carpal ligament (pointer on compartment for abductor pollicis longus and extensor pollicis brevis muscles)
7 . Anterior carpal branch radial artery
8 . Radial artery
9 . Superficial anterior branch radial artery
10 . Flexor carpi radialis muscle (tendon)
11 . Carpal sulcus (pointer on anterior radiocarpal ligament)
12 . Pronator quadratus muscle (reflected medially)
13 . Antebrachial interosseous membrane
14 . Ulna
15 . Flexor digitorum profundus muscle (area of origin)