Extensor Carpi Radialis Brevis Muscle

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Last updated: Dec 9th, 2024
Extensor Carpi Radialis Brevis Muscle
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The extensor carpi radialis brevis is a companion of the extensor carpi radialis longus and extends toward the middle of it. This muscle runs from the humerus (upper arm bone) to the bones in the hand and functions to extend the wrist. It also assists in abducting the hand.