Respiratory system

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Across
  1. 6. volume: Volume of air inhaled and exhaled in a single breath
  2. 7. lung infection with scarring
  3. 8. Alveoli permanently damaged.
  4. 10. smaller branches, lack cartilage
  5. 12. fibrosis: an inherited condition.
  6. 13. poisoning by bacterial toxin
  7. 14. site of gas exchange
  8. 15. Reduced airflow or gas exchange
Down
  1. 1. Flexible flap of cartilage that routes air and food appropriately
  2. 2. Diaphragm resumes dome shape
  3. 3. Diaphragm contracts, pulling down
  4. 4. Trachea branches into right and left bronchi
  5. 5. caused by virus
  6. 9. Reduced airflow or gas exchange
  7. 11. upper respiratory infection