B.Sc. Hons Physiology Sem-3 CC-5 Calcutta University Exam Question Paper

B.Sc. Hons Physiology Sem-3 CC-5 Calcutta University Exam Question Paper

2020
PHYSIOLOGY — HONOURS
Paper: CC-5
Full Marks: 50
The figures in the margin indicate full marks.
Candidates are required to give their answers in their own words as far as practicable.

  1. Answer any five questions : 2×5
    (a) What is erythropoietin?
    (b) How do you differentiate lymph gland and spleen histologically?
    (c) Mention the difference between haemoglobin A and haemoglobin F.
    (d) Mention any two causes of oedema.
    (e) Name two disorders of blood clotting.
    (f) What is lymph?
    (g) Name any two causes of splenomegaly.
    (h) What are the different steps of haemostasis?
  2. Write short notes on any two of the following : 5×2
    (a) Blood group antigens
    (b) Sickle-cell anaemia
    (c) Fibrinolysis
    (d) Hazards of blood transfusion.
    Answer any three questions.
  3. (a) Describe the characteristic features of the cells of different stages of erythropoiesis with suitable
    diagram.
    (b) Discuss the mechanism by which erythropoietin exerts its action on the erythroid precursor cells.
    5+5
  4. (a) Differentiate yellow and red bone marrow. What are procoagulants?
    (b) Discuss in detail the process of conversion of Fibrinogen to Fibrin catalyzed by thrombin.
    (2+2)+6
  5. (a) What are plasma proteins? How do plasma proteins help in the maintenance of osmotic pressure?
    (b) Discuss the functions of lymph. (2+4)+4
  6. Briefly discuss the dye method of blood volume determination, mentioning the characteristics of the dye
    to be chosen. 8+2
  7. (a) Define anticoagulants. Explain the action of any two anticoagulants.
    (b) What do you mean by thrombosis and embolism? 2+4+(2+2)

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