abductor digiti minimi hand Its main function is to pull the little finger away from the other fingers (abduction). ... Nerve functions are supplied by the deep branch of the ulnar nerve. abductor digiti minimi foot The abductor digiti minimi inserts on the fibular (outer) side at the base of the first phalanx (bone) of the little toe. abductor hallucis The abductor hallucis abducts the big toe (spreads it outward), whereas the adductor hallucis muscle adducts the big toe (moving it in toward to other toes). abductor pollicis brevis Abductor polemicist breves. The abductor polemicist brevis muscle is located in the hand between the wrist and the base of the thumb abductor polemicist long us The abductor polemicist longs muscle is innervated by the posterior intercourse nerve, which is a continuation of the deep branch of the radial nerve after it passes through the insulator muscle. It can also flex and medially rotate the thigh. The abductor breves muscle emerges from the body at the inferior ramus of the pubis.