Definitions for "Median nerve"
A large nerve running down the arm and into the hand which controls the movement of some muscles and carries sensation from the thumb, index and middle fingers and part of the ring finger back to the brain.
large nerve, comprising segments fromt he cervical spine that is involved in neural function of the upper limbs
The nerve formed from the brachial plexus that supplies muscles in the anterior forearm and thumb, as well as, sensation of the hand. It may be compressed or trapped at the wrist in carpal tunnel syndrome.