Dr MGR Educational and Research Institute 2011 M.B.B.S SECOND Revised (Non-Semester) Regulations I - GENERAL MICROBIOLOGY, IMMUNOLOGY AND SYSTEMIC BACTERIOLOGY QPCode : 524061 - Question

February 2011
SECOND M.B.B.S. DEGREE exam.
Revised (Non-Semester) Regulations
Paper I - GENERAL MICROBIOLOGY, IMMUNOLOGY AND
SYSTEMIC BACTERIOLOGY
Q. P. Code : 524061
Time : 3 hours Maximum: 100 Marks

I. Essay ques. : (2 x 15 = 30)
1. describe sterilization and disinfection. explain the methods of sterilization by
moist heat with suitable examples.

2. Enumerate the bacteria causing diarrhoea. explain the morphology, cultural characteristics, pathogenecity and laboratory diagnosis of Vibrio cholera.

II. Write Short notes on : (10 x five = 50)

1. Fimbriae.

2. Immuno fluorescence methods.

3. Sources of human infection.

4. Cytokines.

5. Distinguishing factors of T and B lymphocytes.

6. Biochemical tests to identify mycobacterium.

7. Human Leukocyte Antigen (HLA).

8. Toxins and virulence factors of streptococci.

9. Enterotoxigenic Escherichia Coli (ETEC).

10. Listeria monocytogens.

III. Short ans ques. : (10 x two = 20)

1. Name 4 anaerobic bacteria.

2. Name 4 chemical methods of sterilization.

3. Enrichment media.

4. Features of transferable drug resistance.

5. Diagram of Immunoglobulin.

6. Name 4 combined (T & B cell) immunodeficiency disorders.

7. Name 4 non-organ specific auto immune disorders.

8. Louis Pasteur.

9. Etiology of non-gonococcal (non-specific) urethritis.

10. Mention the different kinds of hypersensitivity reactions.

Earning:   Approval pending.