Extensor digitorum communis muscle

Musculus extensor digitorum communis

Definition

Origin: Lateral epicondyle of the humerus.

Insertion: Dorsal portion of the edge of the horn of the distal phalanxes two to five.

Action: Extension of the joints of the four principal digits.

Nerve: Radialis.

References

Text by Antoine Micheau, MD - Copyright IMAIOS

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