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Median Nerve

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.

By Healthwise Staff
Primary Medical Reviewer Kathleen Romito, MD - Family Medicine
Specialist Medical Reviewer Herbert von Schroeder, MD, MSc, FRCSC - Hand and Microvascular Surgery
Last Revised October 2, 2012

WebMD Medical Reference from Healthwise

Last Updated: October 02, 2012
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