respiratory system

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Across
  1. 1. what we breathe
  2. 4. what tubes after the trachea
  3. 8. the system in which the lungs are located, the trachea, etc
  4. 9. the patient suffers from damaged and misshapen alveoli
Down
  1. 2. comes after the external nose
  2. 3. synonymous with exhalation
  3. 5. small air sacs in the lungs are the endpoints of the respiratory airway
  4. 6. synonymous with inhalation
  5. 7. bronchial disease causing wheezing