Download LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034

LOYOLA COLLEGE (AUTONOMOUS), CHENNAI – 600 034
M.A. DEGREE EXAMINATION – MEDICAL SOCIOLOGY
THIRD SEMESTER – NOVEMBER 2007
ML 3902 –PATHOGENS OF HUMAN IMPORTANCE
Date : 06/11/2007
Time : 9:00 - 12:00
Dept. No.
Max. : 100 Marks
PART-A
Answer all the questions:
(10 x 2 = 20)
1. Define the terms antigen and antibody.
2. What is culture media? Give example.
3. Define pasteurization.
4. What is disinfection? Give an example.
5. Draw the structure of influenza virus.
6. List any four food borne infections with causative agent.
7. Differentiate bacillary dysentery and amoebic dysentery.
8. What are the symptoms of gastroenteritis?
9. What is sporadic disease?
10. Name the different types of carriers?
PART-B
Answer any four of the following:
(4 x 10 = 40)
11. Write short notes on disinfection and antiseptics with suitable example.
12. What is infection? Explain infectious disease cycle.
13. Discuss the methods of sterilization using filters & radiation..
14. Describe in detail the life cycle, pathogenesis and lab diagnosis of Taenia solium.
15. Describe in detail the amoebiasis and poliomyelitis.
16. Write short note on tuberculosis.
PART-C
Answer any two of the following:
(2 x 20 = 40)
17. Discuss the methods of sterilization using heat, and gases.
18. Explain in detail the epidemiology, pathogenesis, diagnosis and treatment of typhoid
and shigellosis.
19. Describe the infective process, clinical syndrome, prevention and treatment of AIDS.
20. Describe in detail the life cycle, pathogenecity and lab diagnosis of malaria with
suitable diagrams.
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AH 2