Across
- 4. carry messages from the brain to other parts of the body
- 6. controls movement, balance and coordination
- 11. nerves that branch out from the spinal cord make up this system
- 14. made up of the brain and spinal cord
- 15. another word for your brain stem
Down
- 1. done automatically or without thinking
- 2. controls thinking, learning, and feeling
- 3. automatic responses that protect your body
- 5. fibers that send out nerve signals
- 7. where your spinal cord meets your brain
- 8. a thick bundle of nerves running down your spine
- 9. tiny branches that receive electrical signals
- 10. part of the cell that sends instructions to other parts of the cell
- 12. send messages back from the central nervous system instructing muscles and organs what to do or how to react
- 13. have a cell body, nucleus, axon, and dendrites
