Unit 1 Review puzzle

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Across
  1. 3. the ability for the brain to change neural networks through growth and recorganization
  2. 5. periodic, natural loss of consciousness
  3. 6. gurt:
  4. 7. upper; excites neural activity
  5. 8. downer; dampens neural activity
Down
  1. 1. Nervous System that connects nerves to
  2. 2. nervous system that includes brain and spinal cord
  3. 3. brain cell that transmits nerve signals
  4. 4. hear,smell,touch,taste,sight