Which is an eccentric function of the piriformis?
A)restrains/slows flexion of the thigh at the hip joint
B)restrains/slows flexion of the trunk at the spinal joints
C)restrains/slows medial rotation of the thigh at the hip joint
D)restrains/slows lateral rotation of the leg at the knee joint

Question

Quizplus · Accepted Answer

The piriformis is an eccentric muscle in relation to its action of restraining/slowing medial rotation of the thigh at the hip joint. It is not involved in restraining/slows flexion of the thigh or trunk, or lateral rotation of the leg at the knee joint.

Which Is an Eccentric Function of the Piriformis