| 1
.
| Flexor pollicis longus muscle (area of origin) |
| 2
.
| Right pointer: Extensor carpi radialis brevis muscle (tendon) Left pointer: Extensor carpi radialis longus muscle (tendon) |
| 3
.
| Brachioradialis muscle (tendon) |
| 4
.
| Radius |
| 5
.
| Branch radial artery |
| 6
.
| Pronator quadratus muscle |
| 7
.
| Radial artery |
| 8
.
| Anterior carpal branch radial artery |
| 9
.
| Superficial anterior branch radial artery |
| 10
.
| Flexor carpi radialis muscle (tendon of insertion) |
| 11
.
| Radial carpal eminence |
| 12
.
| Carpal sulcus (pointer on sheath of common tendon of flexor muscles) |
| 13
.
| Ulnar carpal eminence |
| 14
.
| Ulnar artery |
| 15
.
| Flexor carpi ulnaris muscle (insertion) |
| 16
.
| Ulnar nerve |
| 17
.
| Antebrachial interosseous membrane |
| 18
.
| Ulna |
| 19
.
| Anterior interosseous nerve |
| 20
.
| Anterior interosseous artery and vein |
| 21
.
| Flexor digitorum profundus muscle (area of origin) |
