Across
- 3. layer that encases the neuron, allows for transmission of information
- 5. increases action in neurotransmitter
- 6. controls involuntary functions
- 8. gathers and transmits information to various body parts
- 12. parts of a neuron that receive and integrate information (bushy)
- 13. arouses body (autonomic)
- 15. gland that stimulates growth and development
- 17. decreases action in neurotransmitter
- 19. connects CNS to muscles, glands, and sensory receptors
- 20. brain and spinal cord
- 21. nourishes and protects the neuron
Down
- 1. chemical messengers
- 2. clams body (autonomic)
- 4. chemical messengers that travel through bloodstream
- 6. electrical charge that travels down the axon
- 7. body to CNS
- 9. controls skeletal muscles
- 10. secrete hormones through bloodstream
- 11. area between sending and receiving neuron
- 14. CNS to body
- 16. tube that passes messages down the neuron
- 18. basic building block of nervous system