Which Is an Action of the Extensor Digitorum

question 25

Multiple Choice

Which is an action of the extensor digitorum?

• A)flexion of the hand at the wrist joint
• B)flexion of fingers two through five at the metacarpophalangeal and proximal and distal interphalangeal joints
• C)flexion of the arm at the glenohumeral joint
• D)extension of fingers two through five at the metacarpophalangeal and proximal and distal interphalangeal joints