The Physiology of the Upper and Lower Respiratory Tract

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Across
  1. 1. The conchae ensure that the airflow is _______ in the upper respiratory system
  2. 8. These bones are curved and located in nasal cavity.
  3. 10. cilliated respiratory ___________ lines the upper The _____ respiratory tract and secretes mucus and fluids into the respiratory lumen
  4. 13. The ______ cells secrete mucus into the respiratory lumen.
  5. 14. This cavity warms and humidifies the air taken in during inspiration.
  6. 15. The _____ respiratory tract is made up of the trachea, bronchioles, bronchi, alveolar ducts, and alveoli.
  7. 16. The _________ blocks food from entering the larynx.
  8. 18. alveoli are made up of ____ layer of cells
  9. 19. also known as the voice box, it contains vocal chords that allow us to speak.
  10. 20. Two of these connect the trachea to the bronchioles.
Down
  1. 2. __________ are the smallest airways in the respiratory tract.
  2. 3. The alveolar _____ allows air to flow from the respiratory bronchioles to the alveoli.
  3. 4. __________ happens in the respiratory zone.
  4. 5. These bronchioles connect to alveolar ducts.
  5. 6. The trachea contains rings of ________ that prevent it from collapsing.
  6. 7. The _____ Respiratory tract is made up of the nasal cavity, pharynx, and larynx.
  7. 9. They are the site of gas exchange in the lungs.
  8. 11. The _____ also known as the windpipe. It connects the upper and lower respiratory tract
  9. 12. _____ flow happens in the conducting zone.
  10. 17. ______ move mucus towards the pharynx so it can be swallowed or coughed up.