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MCQs

Total Questions : 78 | Page 6 of 8 pages
Question 51. If RQ is 0.6 in a respiratory metabolism it would mean that _________
  1.    Carbohydrate is used as respiratory substrate
  2.    Organic acids are used as respiratory substrate
  3.    Oxidation of respiratory substrate consumed more O₂ than CO₂ produced
  4.    Reaction is anaerobic
 Discuss Question
Answer: Option C. -> Oxidation of respiratory substrate consumed more O₂ than CO₂ produced
Answer: (c).Oxidation of respiratory substrate consumed more O₂ than CO₂ produced
Question 52. Carbon dioxide cannot be transported with hemoglobin.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 53. After deep inspiration maximum expiration of lungs is called ________
  1.    Vital capacity
  2.    Total lung capacity
  3.    Inspiratory capacity
  4.    Functional residual capacity
 Discuss Question
Answer: Option A. -> Vital capacity
Answer: (a).Vital capacity
Question 54. Partial pressure of oxygen in lungs is ____________
  1.    60 mm Hg
  2.    40 mm Hg
  3.    110 mm Hg
  4.    100 mm Hg
 Discuss Question
Answer: Option D. -> 100 mm Hg
Answer: (d).100 mm Hg
Question 55. Hamburger shift is also known as ___________
  1.    Bicarbonate shift
  2.    Chloride shift
  3.    Potassium shift
  4.    Sodium shift
 Discuss Question
Answer: Option B. -> Chloride shift
Answer: (b).Chloride shift
Question 56. Dead space air in man is __________
  1.    500ml
  2.    150ml
  3.    250ml
  4.    1.5l
 Discuss Question
Answer: Option B. -> 150ml
Answer: (b).150ml
Question 57. Amount of CO₂ in expired air is _________
  1.    0.04%
  2.    0.03%
  3.    3.6%
  4.    21%
 Discuss Question
Answer: Option C. -> 3.6%
Answer: (c).3.6%
Question 58. Vital capacity of lung is __________
  1.    TV+IRV+ERV
  2.    TV+IRV+RV
  3.    TV+ERV
  4.    IRV+ERV
 Discuss Question
Answer: Option A. -> TV+IRV+ERV
Answer: (a).TV+IRV+ERV
Question 59. Total lung capacity is _____________
  1.    5000-6000ml
  2.    2500-5000ml
  3.    4000-5500ml
  4.    3000-6000ml
 Discuss Question
Answer: Option A. -> 5000-6000ml
Answer: (a).5000-6000ml
Question 60. One molecule of hemoglobin carries ___________ molecules of oxygen.
  1.    4
  2.    3
  3.    2
  4.    1
 Discuss Question
Answer: Option A. -> 4
Answer: (a).4

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