Human Physiology MCQ Quiz - Multiple Choice Questions & Answers

1. Combination of heam with O₂ is called

1. Oxyhaemoglobin
2. Oxidation
3. Oxygenation
4. Oxidized haem

2. Adult haemoglobin contains ................ polypeptide chains

1. 2alpha,2Gamma
2. 2alpha,2Beta
3. 2alpha,2Delta
4. 2Beta,2Gamma

3. Average mean corpuscular diameter is ................ µm

1. 5.1
2. 6.3
3. 7.3
4. 8.5

4. Commonest anaemia in India is

1. Pernicious anaemia
2. Sickle cell anaemia
3. Iron deficiency anaemia
4. None of the above

5. During erythropoiesis haemoglobin first appears in

1. Early normoblast
2. Intermediate normoblast
3. Late normoblast
4. Pronormoblast

6. During hypoxia Kidney releases

1. Renin
2. Renal Erythopoietic factor
3. Erythropoietin
4. None of the above

7. Each gram% of haemoglobin, when fully saturated, can carry ................ ml of O₂

1. 1.34 ml
2. 3.14 ml
3. 4.13 ml
4. 5ml

8. Each haemoglobin molecules carries ................ number of O₂ molecules

1. 2
2. 4
3. 1
4. 8

9. In RER, ribosomes are located on

1. the cytoplasmic side
2. on the luminal side
3. both (a) and (b)
4. all throughout

10. In Sickle cell anaemia, the defect lies in which polypeptide

1. Alpha chain
2. Beta chain
3. Gamma chain
4. Delta chain