Extensor carpi ulnaris [Ulnaris lateralis] - Musculus extensor carpi ulnaris [Musculus ulnaris lateralis]

Anatomical hierarchy

General terms > Myology > Muscles of thoracic limb > Extensor carpi ulnaris [Ulnaris lateralis]



Origin: Lateral epicondyle of the humerus behind the ulnar collateral ligament.

Insertion: Laterally on the proximal end of metacarpal five.

Action: Extension of the carpal joint with weak lateral rotation.

Nerve: Radialis

Text by Antoine Micheau, MD - Copyright IMAIOS


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