Abductor digiti minimi muscle of hand
Muscle in the hypothenar compartment / From Wikipedia, the free encyclopedia
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For the muscle of the foot, see Abductor digiti minimi muscle of foot.
In human anatomy, the abductor digiti minimi (abductor minimi digiti, abductor digiti quinti, ADM) is a skeletal muscle situated on the ulnar border of the palm of the hand. It forms the ulnar border of the palm and its spindle-like shape defines the hypothenar eminence of the palm together with the skin, connective tissue, and fat surrounding it. Its main function is to pull the little finger away from the other fingers (i.e. abduction).
Quick Facts Details, Origin ...
Abductor digiti minimi muscle of hand | |
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Details | |
Origin | Pisiform bone, the pisohamate ligament, and the flexor retinaculum |
Insertion | Base of the proximal phalanx of the 5th digit on the ulnar or medial side |
Artery | Ulnar artery |
Nerve | Deep branch of ulnar nerve |
Actions | Abducts little finger |
Identifiers | |
Latin | musculus abductor digiti minimi manus |
TA98 | A04.6.02.062 |
TA2 | 2529 |
FMA | 37382 |
Anatomical terms of muscle |
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