the sensory and motor nerve which innervates the lateral portion of the hand and forearm. Its fibers stem from the eighth cervical and first thoracic spinal roots, and they go through the brachial plexus's medial section.
the sensory and motor nerve which innervates the lateral portion of the hand and forearm. Its fibers stem from the eighth cervical and first thoracic spinal roots, and they go through the brachial plexus's medial section.