Which is an eccentric function of the opponens pollicis?
A)restrains/slows medial rotation of the thumb at the carpometacarpal joint
B)restrains/slows flexion of the thumb at the interphalangeal joint
C)restrains/slows reposition of the thumb at the carpometacarpal joint
D)restrains/slows opposition of the thumb at the carpometacarpal joint

Question

Quizplus · Accepted Answer

The opponens pollicis is primarily responsible for opposition of the thumb, so its eccentric function would involve controlling or slowing the opposite movement, which is reposition of the thumb at the carpometacarpal joint.

Which Is an Eccentric Function of the Opponens Pollicis