The extensor digitorum muscle (also called the “extensor digitorum communis”) is one of the key muscles on the backside of the forearm. The extensor digitorum muscle helps in the movements of the ...

The extensor carpi radialis longus is a muscle that helps move the hand. It also facilitates movement at the wrist. It is involved in extending and abducting the hand at the wrist joint. The muscle ...

The arm extends from the shoulder to the wrist, including the upper arm and forearm. Different muscles may work together in intricate ways to help the arm, wrists, fingers, and hands function. Knowing ...