science+16

9/24/09---Nervous System

Central Nervous System
 * Brain-gets and sends signals a the body;Major Control of body
 * Spinal Cord-is protected by spine ;connects the brain to the rest of the nervous system

Peripheral Nervous System > > Voluntary Action
 * Nerves -travel through body;connect the spinal cord to sensors throughout the body
 * Things you think about doing---juggling,walking,reading,bike riding

Autonomic (I

Brain

Cerebrum
 * Most important part in the body
 * Protected by skull and three layers of tissue


 * two halves--Right side of brain

Cerebellum
 * Balance