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Zool 441:Immunology I And Ii Question Paper

Zool 441:Immunology I And Ii

Course:Bachelor Of Education Science

Institution: Chuka University question papers

Exam Year:2014

INSTRUCTIONS:
? Answer All Questions in Section A and any Two in Section B ? Use illustrations where applicable
Section A (30 Marks)
1. Write short notes on the following
(a) Inflammatory process [3 marks] (b) Phagocytosis [3 marks] (c) Macrophages [2 marks]
2. Serological tests are important in disease diagnosis, among other uses. Explain clearly the principle(s) associated with the following tests
(a) Ouchterlony double diffusion test [3 marks]
(b) Passive hemagglutination test [3 marks]
(c) Direct fluorescent antibody test [3 marks]
3. Describe the immune mechanisms involved in graft rejection and ways that can be undertaken to minimize the rejection. [8 marks]
4. Discuss some of the commonest causes of vaccine failures [5 marks]
2
Section B (40 marks)
5. Describe briefly the clonal selection theory and explain the basic structure and function of the various immunoglobulin isotypes. [20 marks]
6. Discuss the mechanisms and factors that influence innate immunity in a mammalian immune system. [20 marks]
7. Describe the series of events that take place during the classical and the alternative pathways of the complement system and explain its biological activities. [20 marks]
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Zool 441:Immunology I And Ii Question Paper

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