The radial nerve runs down the underside of your arm and controls the movement of the triceps muscle, which is located at the back of the upper arm. The radial nerve is responsible for extending ...

A radial nerve injury refers to damage to the nerve in the upper arm. This nerve controls the triceps muscle. It also helps extend the wrist and fingers and provides sensation in part of the hand.

4). The muscular branch of the radial nerve known as the posterior interosseous nerve is subject to entrapment in the proximal portion of the forearm immediately distal to the elbow. The radial ...

The radial tunnel is a passageway of bone and muscle that runs along the upper part of the forearm. The radial nerve runs through the radial tunnel. It enables the movement of the wrists and ...

The median nerve isn’t the only nerve that helps move your hand, though. Its partners, the ulnar nerve and radial nerve ... activating muscles so that we can perform functions like breathing ...