Body Systems

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Across
  1. 9. Energy
  2. 10. Bronchus
  3. 11. air sacs
  4. 13. Artery
  5. 15. Glucose
  6. 18. oxygen
  7. 19. carbon dioxide
  8. 20. heart
  9. 21. right atrium
  10. 22. oxygenated
Down
  1. 1. left atrium
  2. 2. left ventricle
  3. 3. Deoxygenated
  4. 4. windpipe
  5. 5. Circulatory
  6. 6. right ventricle
  7. 7. Vein
  8. 8. Respiratory
  9. 10. Bronchioles
  10. 12. valves
  11. 14. Respiration
  12. 16. lungs
  13. 17. capillary