opponens digiti minimi (muscle)

op·po·nens di·gi·ti mi·ni·mi (mus·cle)

[TA] hypothenar muscle of palm; origin, hamulus of the hamate bone and transverse carpal ligament; insertion, shaft of fifth metacarpal; action, "cups" palm, drawing ulnar side of hand toward center of palm; nerve supply, ulnar. Synonym(s): musculus opponens digiti minimi [TA], musculus opponens digiti quinti, musculus opponens minimi digiti, opposer (muscle) of little finger