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6. How many lobes is the right lung divided in to?

  • 1
  • 4
  • 3
  • 2

7. What are the main SNS receptors found on the smooth muscle of the of the respiratory tract?

  • Alpha 1
  • Beta 1
  • Beta 2
  • Alpha 2

8. What is the name of the epithelial cells which make up alveoli?

  • Type 1 pneumocytes
  • Type 2 pneumocytes

9. What cells mainly make up the conduction region of the respiratory system?

  • Pseudostratified ciliated cuboidal epithelium
  • Stratified squamous epithelium
  • Pseudostratified ciliated columnar epithelium
  • Simple ciliated cuboidal epithelium

10. What is the value of tidal volume?

  • 5mL
  • 500mL
  • 150 mL
  • 6000mL

11. Up to which generation is the conducting zone?

  • 13th
  • 16th
  • 20th
  • 5th

12. How much parietal fluid fills the parietal cavity?

  • 150 mL
  • 15 mL
  • 100 mL
  • 50 mL

13. Which layer of the pleura outlines the thoracic wall?

  • Parietal pleura
  • Visceral pleura

14. What is the usual value for alveolar ventilation (= minute ventilation - dead space ventilation)?

  • 4200 ml/min
  • 1800 ml/min
  • 6000 ml/min
  • 500 ml/min

15. What are the names of the secretory cells which release surfactant?

  • Type 2 pneumocytes
  • Type 1 pneumocytes

16. What cells mainly make up the bronchioles and alveolar ducts?

  • Simple squamous epithelium
  • Pseudostratified ciliated columnar epithelium
  • Simple cuboidal epithelium
  • Stratified squamous epithelium

17. What is the usual value for respiratory frequency at rest?

  • 12 breaths/min
  • 5 breaths/min
  • 30 breaths/min
  • 80 breaths/min

18. What are the main PsNS receptors found on the smooth muscle of the respiratory tract?

  • M3
  • M2
  • M1
  • All of the above

19. Which layer of the pleura immediately encloses the lungs?

  • Visceral pleura
  • Parietal pleura

20. What is the name given to the area where there is no gas exchange in the conducting zone? The volume is ~150mL

  • Anatomic dead space
  • Alveolar dead space