The median nerve runs the length of the arm, passes through the
wrist (within the carpal tunnel), and ends in the hand. It controls some
movement in the thumb and gives sensation to the thumb, index finger, middle
finger, and half of the ring finger.
Last Updated:
October 29, 2008
Author:
Shannon Erstad, MBA/MPH
Medical Review:
William M. Green, MD - Emergency Medicine & Patrick J. McMahon, MD - Orthopedics & David Pichora, MD, FRCSC - Orthopedic Surgery