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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.

ByHealthwise Staff
Primary Medical ReviewerAdam Husney, MD - Family Medicine
Specialist Medical ReviewerDavid Pichora, MD, FRCSC - Orthopedic Surgery
Last RevisedOctober 21, 2010

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