The Nervous System and Neurons

1234567891011121314151617181920212223242526
Across
  1. 1. Part that includes the brain and spinal cord - abbreviate
  2. 4. Pathways that send signals through the body
  3. 8. Brain part that helps with balance and coordination
  4. 10. Each neurons can connect with _____________ of other neurons
  5. 11. Specialized cells that carry electrical signals
  6. 12. Largest brain part that controls thinking and memory
  7. 15. Actions that happen automatically like breathing
  8. 16. Actions you can control like walking or talking
  9. 19. Part of neuron that keeps it alive
  10. 20. The control center of the body
  11. 21. Tiny space between neurons where messages are passed
  12. 23. Neuron signals can travel the length of a football field in just one _____________
  13. 25. Branch-like neuron parts that receive signals
  14. 26. Long bundle of nerves connecting brain and body
Down
  1. 2. Bones that protect the brain
  2. 3. How messages are sent between neurons
  3. 5. Bones that protect the spinal cord
  4. 6. Your brain has about 86 ___________ neurons
  5. 7. Loss of movement caused by spinal cord injury
  6. 9. You're ___________ with most of your neurons
  7. 13. Brain part that controls involuntary actions
  8. 14. Nerves that branch out from the spinal cord - abbreviate
  9. 17. Long neuron part that sends signals
  10. 18. Neurons never stop working, even when you __________
  11. 22. What peripheral means
  12. 24. How messages are sent within neurons