Extensor Carpi Radialis Brevis Origin, Insertion, Action
Muscle anatomy of the extensor carpi radialis brevis includes origin, insertion, action, innervation and vascular supply. Actions include agonist and antagonist for each movement.
Read MoreExtensor Carpi Radialis Brevis Muscle: Pain In Forearm and Hand
The extensor carpi radialis brevis muscle is located in the back of the forearm on the side of the thumb. It contributes to a burning pain in the back of the hand that sometimes extends up to the forearm. Twisting the wrist can cause excruciating pain. It also can cause a weakened unreliable grip.
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