Respiratory System

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