Respiratory System

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Across
  1. 6. the part of the respiratory system that directly follows the trachae
  2. 7. the less healthy location to breathe through
  3. 9. muscle used in the respiratory system
  4. 11. upper portion of the trachea (voice box)
  5. 13. the gas we breathe out
  6. 15. bones that protect the lungs and the heart
  7. 17. the more common name for the trachea
  8. 18. the more healthy location to breathe through
  9. 19. opening to nasal cavity
Down
  1. 1. The larger lung
  2. 2. flap that opens and closes the trachea
  3. 3. largest tube in the respiratory system
  4. 4. Anatomical name for the throat
  5. 5. word that describes the blood vessels that deal with the lungs
  6. 8. Small pouches of air in the lungs
  7. 10. main function is to prevent bacteria from getting into the lungs
  8. 11. Smaller lung to make room for the heart
  9. 12. connects nostrils and pharynx, warms air
  10. 14. The gas we breathe in
  11. 16. smallest branches of the lung