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Volar aspect of forearm

Interosseous membrane

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Image #99-7
Bassett ImageDiagram Image
Legend Image
Volar aspect of forearm
Interosseous membrane
The specimen has been rotated somewhat medially.
1 . Osteofibrous compartment for abductor pollicis longus and extensor pollicis brevis muscles
2 . Ulna
3 . Anterior interosseous artery
4 . Antebrachial interosseous membrane
5 . Radius
6 . Pronator teres muscle (insertion)
7 . Dorsal interosseous artery
8 . Supinator muscle (deep part)
9 . Biceps brachii muscle (tendon of insertion)
10 . Bursa bicipitoradialis
11 . Cubital joint capsule
12 . Brachialis muscle (insertion)
13 . Dorsal recurrent ulnar artery
14 . Ulnar artery
15 . Pronator quadratus muscle (remnant of distal part of muscle)
16 . Distal radioulnar joint capsule