Across
- 5. chemical messengers that act as messengers between neurons
- 8. part of a neuron that passes messages away from the cell body to other neurons, muscles, or glands
- 10. covers the axon and helps speed neural impulses
- 11. Part of nervous system that includes brain and spinal cord
- 12. the junction between the two neurons
- 13. controls voluntary movements of skeletal muscles
Down
- 1. Our body's information system building blocks
- 2. Type of neurons that carry traffic from the sense organs toward the brain
- 3. Part of nervous system that connect the central nervous system to the rest of the body
- 4. Part of a neuron that receives messages
- 6. Arouses and expends energy (When you meet the tiger!)
- 7. Conserving and calms energy (when you are relaxing on a couch)
- 9. the cell's life-support center
- 10. Type of neurons that transport messages away from the brain to the muscles, organs, and glands
- 14. controls self-regulated action of internal organs and glands
