Respiratory System

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Across
  1. 2. What the air passages do to dirty air
  2. 4. The anatomical name for the throat
  3. 6. The tiniest airway passages in the lungs
  4. 7. What sinuses add to your voice
  5. 10. The tiny air sacs where gas exchange takes place
  6. 11. The gas the lungs remove from the blood
  7. 12. The windpipe
  8. 13. Main job of the respiratory system
  9. 16. The air tubes that go to each lung
  10. 18. Cavities in the skull behind the eyes, forehead and cheek bones
Down
  1. 1. The force that moves gases between the lungs and blood
  2. 3. The hard structure that houses the vocal cords
  3. 5. How many lobes the right lung has
  4. 8. The narrow end of the lung at the top
  5. 9. Cartilaginous flap that covers the larynx when swallowing
  6. 14. Tiny blood vessels that cover the alveoli
  7. 15. The gas the lungs put into the blood
  8. 17. The main organs of respiration