Session 2 (8/30/10) Review Questions

1. What are the alveoli surrounded by?

2. What is the function of fine elastic fibers that surround the alveoli?

3. Tidal volume is:

4. What are the 2 respiratory zones?

5. The carina is:

6. What is Boyle’s law and how is it related to respiration?

7. What is the difference between anatomical and alveolar dead space?

8. What organs are involved in the respiratory zone?

9. What organs are involved in the conducting zone?

10. What is the definition of elasticity?

11. What is a person’s average anatomical dead space? (amount)

12. What is the average tidal volume? (amount)

13. If you breathe rapidly what does that do to alveolar ventilation rate? Increase or Decrease

14. If the pressure in the thoracic cavity is lower than atmospheric pressure, are you inhaling or exhaling?

15. What is the normal body temperature in degrees Celsius?

16. What are some components of the respiratory system?

17. True/False: The dead space is used for gas exchange

18. What does a snorkel increase?

19. Where are gases exchanged?

20. State 3 functions of the respiratory system

21. What is emphysema?

22. How can you increase your dead space?

23. What are the properties of the respiratory system?

24. What are the parietal pleura?

25. Where is myoglobin found?

26. What are the functions of the respiratory system?

27. How does air filtration work in the conducting zone?

28. How does warming and humidification work in the conducting zone?

29. What type of cells produce surfactant?

30. How does the carina function?

31. Calculate the alveolar ventilation rate when the tidal volume is 600 ml, the anatomical dead space is 150 ml, and the alveolar dead space is 100 ml. Assume average frequency.

32. What is the equation for Boyle’s law?

33. Give an example of negative feedback.

34. What do the alveoli do?

35. What are 3 properties that your lungs have?

36. What does the upper respiratory system do?

1.

2.

3.

37. Explain the lung properties.

38. How does the carina function? Why is this important?

39. Explain tidal volume. How is it related to max. capacity?

40. The main function of the respiratory zone is what?

41. What are the 3 functions of the conducting zone?

42. What is the function of the respiratory zone?

43. Explain dead space.

44. What is emphysema?

45. What is Boyle’s Law?

46. How is Carbon Dioxide transported in blood?

47. What is Dalton’s law?

48. When inspired, air is warmed to ______degrees Celsius.

49. What is the equation used to calculate alveolar ventilation rate?

50. What is the average amount of dead space for humans (in ml)?

51. T/F: Tidal volume is the maximum volume of air inspired after maximum expiration.

52. T/F: The alveolar dead space is the alveoli that cease to act in gas exchange due to collapse or obstruction.