Respiratory System

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Across
  1. 3. essential organs of respiration
  2. 5. nose bleed
  3. 9. thick mucus secreted by tissues lining respiratory passages
  4. 11. runny nose
  5. 13. right lung has ___ lobes
  6. 14. left lung has ___ lobes
  7. 15. rapid respiration rate
  8. 17. Upper Respiratory Infection
  9. 18. air sacs, location of gas exchange
  10. 20. visual examination of the bronchi
  11. 21. voice box
  12. 22. cystic fibrosis
Down
  1. 1. bluish discoloration of skin
  2. 2. throat
  3. 4. phlegm ejected through the mouth
  4. 5. prevents food from entering the trachea and lungs
  5. 6. make skull bones lighter
  6. 7. absence of breathing
  7. 8. 2 large tubs that branch out from the trachea
  8. 10. windpipe
  9. 12. body system that delivers air to lungs and expels waste products
  10. 16. ____ sinuses located in frontal bones above eyebrows
  11. 19. surgical removal of lobe