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Extensor Digitorum Communis Shared components Tendons: Origin: Lateral epicondyle of the humerus, the common forearm extensor tendon and the forearm extensor intermuscular septa Insertion: extensor mechanism of the digits and the dorsal bases of the Middle Phalanges Function: Extends the MCP and the PIP joints and weakly extend the Wrist Nerve: Posterior Interosseous Nerve Artery: Posterior Interosseous artery
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American Society for Surgery of the Hand assh.org The Best Resource For Your Hands, Period. |