Nervous system (coordination and response)

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Across
  1. 1. Nervous system involves _______ impulses
  2. 4. Electrical impulses travel along _______
  3. 6. Receives kinetic energy only
  4. 7. carry electrical impulses
  5. 8. Change in environment
  6. 9. Communication from the bloodstream and hormones
Down
  1. 2. Receives light energy
  2. 3. brain and spinal cord
  3. 4. Communication from chemical and electrical signals
  4. 5. picks up stimulus