Date: 02-01-2023
Second Year MBBS Examination
II MBBS Microbiology Paper 1 (New)
Time: 3 hours Max Marks: 100
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Instructions:1. Answer to the points.
2. Figure to the right indicates marks.
3. Use separate answer books for each section.
4. Draw diagrams wherever necessary.
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5. Write legibly.Section 1
1. Structured Long Question: (Any 1 out of 2)
(10)
a. Describe structure & functions of cell wall of
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gram positive, gram negative & acid fast bacteriain detail with labelled diagram.4+4+2
b. Define standard precautions. Enlist components of
standard precautions. Describe any three
components of standard precautions in
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detail.1+3+62. Write short notes: (Any 2 out of 3) (12)
a. Define emerging infections. Describe laboratory
diagnosis of Influenza H1N1 (swine flu) infection.
b. Describe segregation & treatment of biomedical
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waste disposal.c. Enumerate various zoonotic diseases. Describe
any one in detail.
3. Write short notes: (Any 3 out of 4) (18)
a. Describe principle, applications, and
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modifications of PCR.b. Describe important cause of development of
antimicrobial resistance & degeribe mechanisms
of antimicrobial resistance.
c. Describe Autoclave in detail.
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d. Describe Enriched media.4. Answer only in 2-3 sentences: (Any 5 out of 6)
(10)
1. Enumerate four anaerobic culture techniques.
2. Enumerate steps of needle stick injury
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management.3. Enumerate who can be antimicrobial steward?
4. Enumerate four physical methods of ar
sterilization.
5. Describe Two advantages of automated blood
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culture techniques over conventional.
Section 2
5. Structured Long Question: (Any 1 out of 2)
(10)
a. Enumerate lymphoid organs of immune system.
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Describe structure and functions of Thymus.Describe T-Lymphocyte development in
detail.2+4+4
b. What is hypersensitivity? Classify
hypersensitivity. Describe Type-1 hypersensitivity
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in detail.1+2+76. Write short notes: (Any 2 out of 3) (12)
a. Describe Acquired immunity in: detail,
b. Describe Classical complement. pathway,
c. Describe structure and functions of Iv.
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7. Write short notes: (Any 38 out of 4) (18)a. Laboratory diagnosis of fungal diseases,
b. ELISA.
c. Isolation of virus.
d. Mutation.
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8. Answer only in 2-3 sentences: (Any 5 out of 6)(10)
a. Define Eradication & Elimination.
b. Classify immunity.
c. Define Definitive and Intermediate host.
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d. Classification of parasites.e. Describe any two mechanisms of autoimmunity
with examples.
f. Enumerate four super antigens.
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