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Respiratory Physiology

Welcome to your Respiratory Physiology

1. The normal dead space is about

2. Which is seen in high altitude

3. Functional residual capacity of lung is defined as

4. Surfactant synthesis starts after about

5. Arterial 02 content is reduced in one of the following

6. Small airways have laminar air flow because

7. Herring breuer reflex is an increase in

8. Pulmonary artery pressure is

9. Damage to pneumotaxic centre produces

10. Activation of which receptor causes pulmonary vasoconstriction

11. Which of the following is a neuroendocrine function of lungs

12. Which law is applicable for surfactant action

13. Cyanosis is not seen in

14. Caisson's disease is

15. Nitrogen washout method is used for estimating

16. Maximal breathing capacity is

17. Haldane effect is

18. Carotid body is situated at

19. Expiratory centre controlled by

20. In healthy adult 24 hrs production of CO2 is about

21. O2 toxicity causes

22. Mouth to mouth respiration provides an oxygen concentration of

23. Total lung capacity depends upon

24. Hypoxemia does not depend on

25. CO2 retention is seen in

26. Hypercarbia is characterized by

27. Pneumotaxic centre is situated in

28. Epithelial lining of alveoli is

29. In Bohr effects

30. Maximum voluntary ventilation is

31. During the initial part of inspiration, which of the following does not occur

32. Which occurs after hyperventilation with 6% CO2

33. Ventilation perfusion ratio is maximum in

34. Commonest cause of Cheyne-stokes breathing is

35. O2 therapy is not effective in

36. "inflation of lungs induces further inflation" is explain by

37. From lung to tissue oxygen transported is

38. The first compensatory mechanism in high altitude sickness is

39. Right shift of the O2 dissociation curve is not present in

40. CO2 carried maximally in the blood in which form

41. Surfactant is secreted from

42. Maximal airway resistance is offered by

43. Hypoxia due to non-utilization of oxygen in tissue level is

44. Lung diffusion capacity increase in

45. Which of the following does not occur in high altitude acclimatisation

46. Arterio-venous 02 difference decrease in which hypoxia

47. Anatomical dead space of normal lung is

48. The venous concentration of 02 (PO2) is

49. Closing volume of lung determines

50. N2 has a role in body as it

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