Nervous system 1

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Across
  1. 3. send impulses between brain and spinal cord
  2. 7. arouses you into wakefulness
  3. 8. sends information
  4. 9. outer layer of the brain
  5. 10. found in special sensory organs
  6. 12. helps maintain homeostasis
  7. 13. connects the cerebrum to the spinal cord
  8. 15. helps regulate breathing
Down
  1. 1. all skeletal muscle motor neurons
  2. 2. aids in nourishing underlying cells
  3. 4. involved in unconscious activities
  4. 5. forms partitions for protection
  5. 6. support neurons
  6. 8. form scar tissue
  7. 11. where a neuron communicates with another cell
  8. 14. 3rd ventricle found here