Science+8

9-24-09 ---Nervous system Central Nervous system
 * Brain- gets and sends signals around the body.Major control center of the body.
 * Spinal cord-is protected by spin connects to the brain and the rest of the nervous system

Peripheral Nervous system Voluntary actions Autonomic [Involuntary actions]
 * Nerves-travel through body connect the spinal cord to the sensors throughout the body.
 * Things you think about doing -walking ,reading ,bike riding.
 * Things that you think about not doing -breathing,responds to danger ,blinking.