Respiratory System

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Across
  1. 3. windpipe, c shaped cartilage
  2. 6. breathing
  3. 8. where 02 and CO2 exchanges
  4. 11. chronic inflammatory disease of the bronchial tubes
  5. 12. difficulty speaking
  6. 14. provide mucus, makes skull lighter
  7. 15. Sleep
Down
  1. 1. 2 large tubes that branch out from the trachea
  2. 2. chest/pleural cavity
  3. 4. runny nose
  4. 5. closes off the trachea during swallowing
  5. 7. temporary absence of spontaneous breathing
  6. 9. voice box
  7. 10. a group of lung diseases
  8. 13. Taking air in, diaphragm contracts