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 |