Dermatomes are the regions on the body that correspond with specific cranial or spinal nerves. Damage to a nerve will cause loss of sensation and motor function in that region of the body.
Guillain-Barre Syndrome involves demyelinization of peripheral nerves
The Braille Alphabet
Governor Paterson of New York is legally blind. He does not read Braille, but he does have a tremendous memory.
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Sensory pathways cross to the opposite side of the spinal cord or medulla before ascending to the cortex. course/bsen1.gif
From: McPhee, Lingappa, Ganong & Lange Pathophysiology of Disease 1995