Health Review

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Across
  1. 1. Chemicals that cause changes in body and brain
  2. 3. Point of contact between bones
  3. 9. STI causes genital warts
  4. 10. Disease of the liver
  5. 11. Natural feel-good chemical
  6. 14. Joining of egg and sperm in fallopian tube
  7. 15. Need for increased drug dose to feel effects
  8. 17. Form of sugar body uses
  9. 18. Body cannot digest
  10. 21. chemical that carries messages in brain
  11. 22. Heartbeat to produce positive training effect
  12. 23. Drugs that are used to relieve pain
  13. 24. Where fertilized egg grows and develops
  14. 25. Virus that causes blisters on skin and genitals
Down
  1. 2. Causes food poisoning
  2. 4. cannot be passed between people
  3. 5. Drugs that stimulate the CNS
  4. 6. Body's second major source of energy
  5. 7. Mutual, welcoming behavior between people
  6. 8. Damage to air sacs in lungs
  7. 12. Event that causes stress (positive or negative)
  8. 13. Behavior that is unwelcome and unwanted
  9. 16. Blood vessels that carry blood away from heart
  10. 19. Active in the presence of oxygen
  11. 20. condition that changes thinking
  12. 26. Contributes to group in a positive way