Abductor Digiti MinimiThe structure indicated is the abductor digiti minimi muscle of the hand. The abductor digiti minimi muscle is one of the intrinsic muscles of the hand that belongs to the hypothenar group. The hypothenar group of intrinsic hand muscles consist of three muscles:
- Abductor digiti minimi
- Opponens digiti minimi
- Flexor digit minimi brevis
Insertion: Medial base of proximal phalanx of little finger
Innervation: Deep branch of ulnar nerve
Action: Abducts little fingerLearn all about the anatomy of the muscles of the hand in this tutorial.