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(a) What the names of different types o...

(a) What the names of different types of WBC present in blood. (b) State how do they do they help in body defence.

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(a) WBCs are : (i) Granulocytes : Neutrophil, Eosinophil and Basophil. (ii) Agranulocytes : Lymphocyte and Monocyte.
(b) Defensive functions of WBC : (i) Neutrophil and Monocyte kill the germs by phagocytosis. (ii) Eosinophils prevent allergic reactions. (iii) Basophils secrete heparin to prevent intravascular blood coagulation. (iv) Lymphocytes form fibroblast which repairs wear and tear in the body. (v) B-lymphocytes help in humoral immunity by forming antibodies and T-lymphocytes help in cellular immunity to protect the body from diseases.
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SANTRA PUBLICATION-BODY FLUIDS AND CIRCULATION-Short answer type questions (PART-A)
  1. (a) What is myoglobin? (b) How does it differ from Haemoglobin?

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  2. (a) Mention the total count of WBC. (b) Differential count of WBC of a...

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  3. (a) What the names of different types of WBC present in blood. (b) St...

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  4. (a) What one is more mature-- (I) Neutrophil with two lobes or Neutrop...

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  5. Define angina pectoris

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  6. Why blood does not coagulate within the body in normal health?

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  7. (a) What are Anticoagulants? (b) Give examples.

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  8. (a) How do oxalate and heparin prevent blood coagulation?

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  9. (a) What are Meghakaryocytes? (b) How are the platelets or thrombocyte...

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  10. What is diapedesis?

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  11. What is Lymph? (b) Mention the functions of lymph.

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  12. (a) What is anaemia? (b) Write the cause of anaemia. (c ) Mention the ...

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  13. (a) What is a living test tube? (b) What will happen when RBC is place...

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  14. (a) What is the normal pH of human blood? (b) Name the blood buffers.

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  15. (a) What is alkalosis of blood ? (b) What are the cause of alkalosis?

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  16. (a) Which blood cell in man becomes smaller or maturity? (b) What is t...

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  17. (a) What are reticulocytes? (b) What are they so-called?

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  18. What are Polymorphs or Polymorphonuclear Leucocyte? (b) Why are they s...

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  19. (a) What is Polythaemia? (b) What is Leucotosis? (c ) What is Leucokae...

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  20. Name (a) Four vitamins and (b) Four minerals required for Erythropoies...

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