The Respiratory System

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Across
  1. 3. Primary entryway of air; two nostrils
  2. 9. the superior pointier area of the lung
  3. 10. the main organ of the respiratory system
  4. 12. The pleural that is attached to the thoracic cavity wall
  5. 13. The majority type of cartilage that supports the trachea
  6. 14. windpipe; supported by rings of thyroid and hyaline cartilage
  7. 15. the inferior flat area of the lung
  8. 16. Adam's Apple
  9. 18. Vibrate with expired air
  10. 19. Breaks surface tension in the lungs
  11. 20. Filters, warms, and moisturizes air for the lungs
Down
  1. 1. total amount of air the lungs can contain
  2. 2. breathing air in
  3. 4. The pleural that is attached to the lungs
  4. 5. Main mover of respiration
  5. 6. Where main gas exchange occurs
  6. 7. breathing air out
  7. 8. The anatomical structure that separates the upper respiratory system from the lower respiratory system
  8. 11. located along the back of the throat
  9. 17. The vocal cords and the folds between them