Adductor pollicis

Adductor pollicis is a skeletal muscle that originates at Transverse head: anterior body of the third metacarpal Inserts to medial side of the base of the proximal phalanx of the thumb and the ulnar sesamoid, and is supplied by (artery, nerve) and actions include deep palmar arch deep branch of ulnar nerve (T1) adducts the thumb at the carpometacarpal joint

Oblique head: bases of the second and the third metacarpals and the adjacent trapezoid and capitate bones Inserts to