Abductor Digiti Minimi (ADM) of the hand

Authors

Affiliations

Nathaniel Yomogida, B.S., SPT

Doctor of Physical Therapy

B.S. in Kinesiology

Chloë Kerstein, B.S., SPT

Doctor of Physical Therapy

B.A. in Neuroscience

Muscle	Origin	Insertion	Innervation	Action
Abductor digiti minimi (hand)

Origin

Pisiform¹

Insertion

Medial side of base of 5th proximal phalanx¹
Dorsal digital expansion of 5th digit¹

Innervation

Deep Br. of Ulnar N. (C8, T1)¹

Action

5th MCP: Flexion, Abduction¹
5th PIP, DIP: Extension¹

Notes

1.

Gilroy AM, MacPherson BR, Wikenheiser JC, Voll MM, Wesker K, Schünke M, eds. Atlas of Anatomy. 4th ed. Thieme; 2020.

Citation

For attribution, please cite this work as:

Yomogida N, Kerstein C. Abductor Digiti Minimi (ADM) of the hand. https://yomokerst.com/The Archive/Anatomy/Skeletal Muscles/Upper Limb Muscles/Hand Muscles/abductor_digiti_minimi_hand.html