Flexor digitorum profundus I & II
Innervation: Median nerve
Branch: Anterior interosseous nerve
Function:
- Flexion of the distal interphalangeal joints of fingers, 2, 3.
- Assists in flexion of the proximal interphalangeal joints of fingers 2, 3.
- Assists in flexion of the metacarpophalangeal joints of fingers 2, 3.
- Weakly assists in flexion of the wrist.