Nervous System

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Across
  1. 2. acts as a relay center and directs sensory impulses to the cerebrum
  2. 5. consist of the brain and spinal cord
  3. 8. largest and highet section of the brain
  4. 10. spaces that connects with each other
  5. 12. responsible for conduction messages to other parts of the brain
  6. 13. consist of the nerve
  7. 16. lowest part of the brain stem
  8. 17. round to protect vertbrae
  9. 20. highly organized system taht coordinates all activities
  10. 21. slow everything down
Down
  1. 1. mass of nerve tissue
  2. 3. helps maintain balance in the involuntary system
  3. 4. controls involuntary body functions
  4. 6. structural unit of the nervous system
  5. 7. ection below the back of the cerebrum
  6. 9. section located b/w the cerebrum
  7. 11. serves as a shock to brain and spinal cord
  8. 14. prepare body by acts on increasing
  9. 15. located below celebrum at the top of the brain
  10. 18. regulates and controls the autonomic nerves
  11. 19. combination of many nerve fibers,located outside the brain
  12. 22. three membranes