Opponens Pollicis Muscle
The opponens pollicis is a small, triangular muscle in the hand, which functions to oppose the thumb. It is one of the three thenar muscles, lying deep to the abductor pollicis brevis and lateral to the flexor pollicis brevis.
Read more about Opponens Pollicis Muscle: Structure, Innervation, Actions, Blood Supply, Additional Images