1. Central Nervous System
Divisions of the
Nervous System
Central Nervous System
Peripiheral Nervous System

2. Central Nervous System
Control Center of Body
Brain and Spinal Cord

3. Brain Part of Central Nervous System (CNS) located in skull.
Controls most body functions.
Contain 100 billlion interneurons

4. One of 3 main sections of the brain.
Cerebrum
One of 3 main sections of the brain.
Largest Part of Brain
Interprets input from senses---
controls movement (voluntary muscles---
carries out complex mental processes
(learning/remembering)_

5. Second largest part of brain
Cerebellum
Second largest part of brain
Coordinates actions of your muscles
and helps you keep your balalnce

6. Brain Stem Located between the cerebellum and spinal cord
Midbrain-Pons-Medulla Oblongota
Located between the cerebellum and spinal cord
Heart Beat
Controls your body's
involuntary actions
Breathing
Blood Pressure
Sleep

7. Spinal Cord Thick column of nervous tissue that links the brain
to most of the nerves in the
peripheral nervous system.

8. Peripheral Nervous System
Series of nerves that branch
out from the central nervous system and connect
to the rest of the body

9. Somatic Nervous System
Nerves of the pheripheral nervous system
that control voluntary actions

10. Autonomic Nervous System
Part of the
Peripheral
Nervous
System
that controls
Involuntary Actions

11. Does Not involve the Brain=no thinking
Reflex
Automatic response that
occurs rapidly
without conscious
control to protect the body
Does Not involve the Brain=no thinking

12. A bruise like injury of the brain. Occurs when
Concussion
A bruise like injury of the brain. Occurs when
soft tissue of brain collides against the skull.

13. Brain

14. Spinal Cord Injuries
When it is cut or crushed.Can result in paralysis

15. Study Key Terms