Biological Perspective Crossword Puzzle

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Across
  1. 5. a drug that combines with a receptor to bring about an action
  2. 7. discovered that human beings are of two minds
  3. 9. chemical messengers that your body can't function without
  4. 14. a network of nerves that relaxes your body
  5. 15. a term meant to indicate awareness
Down
  1. 1. cells that hold nerve cells in place
  2. 2. a mental process of disconnecting
  3. 3. connects other neurons within the central nervous system
  4. 4. the two brain hemispheres are isolated
  5. 6. automatic action that your body does in response to something
  6. 8. to make clear or evident; show plainly
  7. 10. the just barely perceptible intensity of something
  8. 11. The phase of sleep in which most dreams occur
  9. 12. the body's chemical messengers
  10. 13. the low pole of Agreeableness