Respiratory System

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Across
  1. 4. increases with exercise, body temperature, disease
  2. 5. inflammation of the lining of the lungs and chest
  3. 7. inferior portion of the pharynx
  4. 9. covers the surface of each lung
  5. 13. thin curved shelves of bone in the sides of the nasal cavity
  6. 15. cords vibrate with expelled air
  7. 18. helps to prevent overinflation of the lungs during forceful breathing
  8. 20. chamber shared by digestive and respiratory system
  9. 21. contagious bacterial infection that involves the lungs
  10. 22. volume of air still remaining in the lungs
  11. 23. keeps the alveoli from sticking to each other
  12. 25. causes constriction and breathing difficulty
  13. 27. a major role in breathing
Down
  1. 1. splits into right and left bronchi
  2. 2. air becomes trapped, can’t exhale- forced exhalation required
  3. 3. superior portion of the pharynx
  4. 6. support and protect the glottis, the entrance to the trachea
  5. 8. causes constriction and breathing difficulty
  6. 10. lines the inside of the chest wall
  7. 11. guardian of the airways
  8. 12. the amount of air that enters or leaves the lungs
  9. 14. passive process
  10. 16. routes food and air into proper channels
  11. 17. strengthen and protect airway
  12. 19. movement of air in and out of the lungs
  13. 24. support and protect the glottis, the entrance to the trachea
  14. 26. middle portion of the pharynx
  15. 28. the entrance to the trachea