The Respiratory System

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Across
  1. 1. Small blood vessel
  2. 3. Maximum amount of air a person can expel from the lungs after a maximum inhalation.
  3. 5. Branches that lead to the lungs
  4. 8. Bacteria, viruses, and fungi cause it.
  5. 11. The amount of air that remains in a person's lungs after fully exhaling
  6. 12. Uncontrolled growth of tumours in the lung tissue
  7. 13. Inflammation of the lining of your bronchial tubes
  8. 14. Dome-shaped muscle below the lungs
  9. 16. Smaller branches
  10. 17. Something we put food in
  11. 18. Windpipe
  12. 20. Keep your nose moist by making mucus
Down
  1. 2. The voice box
  2. 4. Moves ribs during preparation
  3. 6. Covers soundbox during swallowing
  4. 7. Throat
  5. 9. Place where gases are exchanged
  6. 10. Covers the lungs
  7. 15. Can make breathing difficult and trigger coughing
  8. 19. A lung condition that causes shortness of breath