| 1
.
| Deep palmar arch |
| 2
.
| Muscular branches of ulnar nerve (to dorsal interossei) |
| 3
.
| Dorsal interosseous muscles I-IV |
| 4
.
| Areas of origin of anterior interosseous muscles |
| 5
.
| Area of origin of adductor pollicis muscle (transverse head) |
| 6
.
| Lumbrical muscle I |
| 7
.
| Anterior interosseous muscles (tendons of insertion) |
| 8
.
| Lumbrical muscles II-IV |
| 9
.
| Muscle with morphological similarity to anterior interossei (see 105-3) |
| 10
.
| Metacarpal I |
| 11
.
| Princeps pollicis artery |
| 12
.
| Radial artery |
| 13
.
| Flexor carpi radialis muscle (tendon of insertion) |
| 14
.
| Superficial anterior branch radial artery |
| 15
.
| Tubercle of trapezium bone |
| 16
.
| Hamulus of hamate bone |
| 17
.
| Left pointer: Deep branch of ulnar nerve Right pointer: Articular branch of deep branch of ulnar nerve |
| 18
.
| Deep anterior branch ulnar artery (cut off) |
| 19
.
| Anterior metacarpal artery |
