Which is an action of the lumbricals manus?
A)flexion of fingers two through five at the interphalangeal joints
B)extension of fingers two through five at the interphalangeal joints
C)adduction of fingers two through five at the metacarpophalangeal joint
D)extension of the hand at the wrist joint

Question

Quizplus · Accepted Answer

The lumbricals of the hand act to extend the fingers at the interphalangeal joints while flexing them at the metacarpophalangeal joints, making option B correct.

Which Is an Action of the Lumbricals Manus