Extensor Carpi Radialis Brevis


Origin: Common extensor tendon of the lateral epicondyle the radial collateral ligament of the elbow and the deep forearm fascia

Insertion: Dorsal base of the Middle Metacarpal

Function: Extends and radially deviates the Wrist. Weak elbow flexor.

Nerve: Posterior Interosseous Nerve

Muscular Branches of Radial Artery
Radial Recurrent artery
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