| 1
.
| Right pointer: Palmar aponeurosis Left pointer: Transverse fascicle of palmar aponeurosis |
| 2
.
| Upper pointer: Flexor digitorum superficialis (tendon to fourth finger) Lower pointer: Flexor digitorum profundus muscle (tendon to fourth finger) |
| 3
.
| Lumbrical muscle IV |
| 4
.
| Right pointer: Flexor digitorum superficialis (tendon to fifth finger) Left pointer: Flexor digitorum profundus muscle (tendon to fifth finger) |
| 5
.
| Flexor digiti minimi muscle |
| 6
.
| Abductor digiti minimi muscle |
| 7
.
| Hypothenar fascia |
| 8
.
| Metacarpal V (head) |
| 9
.
| Anterior interosseous fascia (continuous in this area with deep transverse metacarpal ligament) |
| 10
.
| Anterior interosseous muscle III |
| 11
.
| Dorsal interosseous muscle IV |
| 12
.
| Dorsal interosseous fascia |
| 13
.
| Common extensor digitorum muscle (tendon to fourth finger) |
| 14
.
| Dorsal subcutaneous cleft |
| 15
.
| Anterior interosseous muscle II |
| 16
.
| Dorsal interosseous muscle III |
| 17
.
| Dorsal subaponeurotic cleft |
| 18
.
| Adductor pollicis muscle (aberrant bundle) |
| 19
.
| Dorsal interosseous muscle II |
| 20
.
| Anterior interosseous muscle I |
| 21
.
| Dorsal metacarpophalangeal subcutaneous bursa |
| 22
.
| Left pointer: Anterior common digital artery Right pointer: Common palmar digital nerve of median nerve |
| 23
.
| Left pointer: Flexor digitorum superficialis (tendon to middle finger) Right pointer: Flexor digitorum profundus muscle (tendon to middle finger) |
| 24
.
| Lumbrical muscle II |
| 25
.
| Common palmar digital nerve of median nerve |
| 26
.
| Left pointer: Flexor digitorum superficialis (tendon to index finger) Right pointer: Flexor digitorum profundus muscle (tendon to index finger) |
| 27
.
| Lumbrical muscle I |
| 28
.
| Dorsal interosseous muscle I |
