The extensor digitorum and flexor digitorum profundus _____.

A. have weak actions at the elbow.
B. are essential in gripping activities of the fingers.
C. insert on the distal phalanxes of the four fingers.
D. do not have any part of their origin on the distal humerus.


C. insert on the distal phalanxes of the four fingers.

Health & Biomechanics

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