Respiratory System

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Across
  1. 1. Fluid that lubricated the lungs
  2. 3. Process by which oxygen, carbon dioxide, and water move across a membrane
  3. 4. Tube with cartilage rings running down the throat
  4. 5. Body cavity which holds the lungs
  5. 7. Where cellular respiration occurs
  6. 10. Another name for whooping cough
  7. 13. Involuntary contractions of the diaphragm
  8. 14. Known as the vocal cords
  9. 16. Nasal bones that divide the nose
  10. 17. Closes during swallowing to prevent choking
  11. 19. air sacs in the lungs that exchange gas with capillaries
Down
  1. 1. Measures the air volume moving in and out of lungs
  2. 2. Muscle that moves up and down to push and pull air
  3. 6. Number of lobes of the left lung
  4. 8. Number of lobes of the right lung
  5. 9. Overall lack of oxygen in tissues and organs
  6. 11. Process of gas exchange
  7. 12. Disease caused by inflammation and excessive mucus in bronchial tubes
  8. 15. ________ cavity behind the nose
  9. 18. A deviated ________ is a crooked nasal bone