2. THE NERVOUS SYSTEM CENTRAL NERVOUS SYSTEM PERIPHERAL NERVOUS SYSTEM PERIPHERAL NERVOUS SYSTEM

3. CENTRAL NERVOUS SYSTEM BRAIN SPINAL CORD

4. BRAIN is the control center of the entire nervous system SPINAL CORD As a conduit for motor information, which travels down the spinal cord As a conduit for sensory information in the reverse direction As a center for coordinating certain reflexes FUNCTIONS

5. PERIPHERAL NERVOUS SYSTEM SPINAL NERVES CRANIAL NERVES 31 PAIRS 12 PAIRS

6. Carries motor, sensory, and autonomic signals between the spinal cord and the body SPINAL NERVES Arise in the brain and serve mostly the sense organs CRANIAL NERVES FUNCTIONS

7. AUTONOMIC NERVOUS SYSTEM AFFECTS THE AUTOMATIC AND INVOLUNTARY ACTIONS OF THE INTERNAL ORGANS

8. Nerve cell – Neuron Receive stimulus from any part of the body Carries the stimulus along to the dendrite of another nerve cell

9. AN IMPORTANT FUNCTION OF THE NERVOUS SYSTEM AN IMPORTANT FUNCTION OF THE NERVOUS SYSTEM PICK UP SENSATIONS OF LIGHT, SOUND, TOUCH, TASTE, HEAT, COLD, PAIN, ETC.

10. for your attention…