short radial extensor of wrist
short radial extensor of wristA hand muscle originating at the lateral epicondyle of humerus, radial collateral ligament of elbow joint and lateral intermuscular septum.
Extends and abducts hand at wrist joint, acting in concert with the finger flexors to steady the wrist.
Deep branch of radial nerve.
Posterior base of third metacarpal and adjacent second metacarpal.