Extensor Carpi Radialis Brevis
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Tendons:
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
Artery:
Anatomy
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