Across
- 5. parts of the nervous system that can't be controlled such as the heartbeat and breathing
- 7. communicate with other cells in the body
- 9. is in the bottom of the brain
- 10. passes information and messages
- 12. connects different areas of the brain
- 13. controls body thinking and muscles
- 14. controls posture and balance
- 15. receives messages
- 16. takes the message down to the dendrites
- 18. helps move your body
- 20. made up of the brain, spinal cord and nerves
Down
- 1. allows you to sleep at night
- 2. a neuron that passes from the central nervous system toward a muscle causing movement
- 3. home of the brain
- 4. gets input from the environment and causes your senses to work
- 6. the nervous system that can be controlled such as smiling and sitting
- 8. sends and carries signals to and from the parts of the body
- 11. eyes, ears, nose, tongue and skin.
- 17. deliver messages from your brain to all parts of your body
- 19. weighs 3 pounds
