abductor digiti minimi (muscle) of hand


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ab·duc·tor di·gi·ti mi·ni·mi (mus·cle) of hand

[TA]
superficial hypothenar muscle of palm; origin, pisiform bone and pisohamate ligament; insertion, medial side of base of proximal phalanx of the little finger; action, abducts and flexes little finger; nerve supply, deep branch of ulnar.