Respiratory Anatomy Crossword

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Across
  1. 1. respiratory tract that includes the bronchi
  2. 3. includes vocal cords and opening between vocal cords
  3. 4. each lung is enclosed in a double walled sac called __
  4. 5. the palate that is more anterior and supported by bone
  5. 7. each lung has separate sections called ____
  6. 9. zone outside of the respiratory zone
  7. 10. pneumocyte found in alveoli that produces surfactant
  8. 13. the larger lung with a steeper angle
  9. 16. forms a lid over larynx during swallowing
  10. 18. single tonsil located in the nasopharynx
  11. 20. network of branching pathways in the respiratory system
  12. 22. the smallest of respiratory branches
  13. 23. clusters of thin-walled sacs where gas exchange occurs
  14. 24. chambers that connect individual alveoli
  15. 26. dome shaped muscle involved in breathing
  16. 28. located inferior to pharynx; commonly called the voice box
  17. 29. fatty molecule that coats gas exposed alveolar surfaces
  18. 30. cells that pick up bacteria and debris
Down
  1. 2. terminal bronchioles lead into this zone
  2. 4. tube commonly called the throat shared by digestive and respiratory systems
  3. 6. vocal cords that vibrate with expelled air and allow us to speak
  4. 8. projections from lateral walls of nose that increase surface area
  5. 10. pneumocyte; primary cell found in alveoli with unusually thin simple squamous epithelium
  6. 11. cell structures that help to expel mucus and other debris from lungs
  7. 12. the trachea divides into left and right primary _____
  8. 14. respiratory tract that includes the nose
  9. 15. region of pharynx attached to larynx
  10. 17. cartilage that produces the Adam's apple
  11. 19. lung that has cardiac notch
  12. 21. windpipe, has C-shaped cartilage to help keep it open
  13. 25. cavities within bones that help to lighten skull and act as resonance chambers for speech
  14. 27. part of lung located near the clavicle