The nervous system is a system composed of the spinal cord, nerves, and brain to send messages throughout one's body. It is due to the nerves that a human is able to run, jump, or preform any other movement.
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Nervous System
When we touch something, we send a message to our brain at 124 mph.
"Activity of the nervous system improves the capacity for activity, just as exercising a muscle makes it stronger."
-Dr. Ralph Gareld
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