LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034 B.Sc. DEGREE EXAMINATION – ZOOLOGY
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FIFTH SEMESTER – NOV 2006
ZO 5401 – IMMUNOLOGY
(Also equivalent to ZOO 401)
Date & Time : 06-11-2006/9.00-12.00 Dept. No. Max. : 100 Marks
PART – A 2 x 10 = 20 Marks
I Answer ALL the questions.
- What is meant by immune response?
- Differentiate between passive and active immunity?
- Explain manifestation of measles.
- Differentiate between allograft and xenograft.
- What is HAT medium?
- Comment on lymph nodes.
- What are natural killer cells?
- What are interferons?
- What are the manifestations of tetanus?.
- Expand BCG and its significance.
PART – B 4 x 10 = 40 Marks
II Answer any FOUR of the following
- What are the antigens of micro organisms?
- Explain the different lymphatic organs of man.
- Write a note on haemopoiesis
14 Comment on immunity against fungal infection.
15 Write a note on monoclonal antibodies.
16 What are vaccines and their schedule intervals?
PART – C 2 x 20 = 40 Marks
III Answer any TWO of the following
- Write an essay on protozoan infections and immunity in man.
- Write an essay on grafts and graft rejection.
- Describe different types of immunoglobulins.
- Write an essay on AIDS and its present status in India.