Respiratory System Quiz

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Across
  1. 5. Process where oxygen enters blood and CO2 leaves
  2. 6. Mucus-moving structures that help clean airways
  3. 7. Tiny air sacs where gas exchange occurs
  4. 9. Condition caused by vaping that scars lungs
  5. 11. Structure that prevents food from entering airway
  6. 12. Shared passageway for air and food
  7. 14. Small branches of bronchi
  8. 16. Membrane surrounding the lungs
Down
  1. 1. Muscle that helps you breathe by changing pressure
  2. 2. Separates nasal and oral cavities
  3. 3. Process of taking air into the lungs
  4. 4. Space in chest where lungs are located
  5. 8. Tubes that branch off into smaller airways in lungs
  6. 10. Gas removed from the body during exhalation
  7. 13. Disease where airways swell and fill with mucus
  8. 15. Main organs of the respiratory system