Instructions:
Second Year MBBS Examination
II MBBS Microbiology Paper 1
Time: 2 hours
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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.
5. Write legibly.
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Section 1Max Marks: 40
1. MCQ
a. Vaccine term is coined by ?(a) Louis Pasteur (b)
Edward Jenner (c) Robert Koch(d) Joseph Lister
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b. Sporulation of bacteria occurs in (a) Log phase (b)Lag phase (c) Stationary phase(d) Phase of
decline
c. Following are antigen presenting cells
EXCEPT(a) Macrophage(b) Dendritic Cell(c) T
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lymphocyte (d) BB lymphocyt*d. Which of these self-antigens can evade immune
recognition by sequestration in immunnologically
privileged sites?(a) Thyroid proteins(b) Corneal
Proteins(c) Skin Proteins(d) Myocardial tissue
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proteine. Pathogenic organism responsible for relapsing
fever is (a) Brucella (b) Bordetella (c) Borrelia (d)
Yersinia
f. Elementary body and reticulate body are the
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morphological forms in life cycle of:(a) Rickettsia(b) Calymmatobacteniun granuiomatis (c)
Campylobacter (d) Chlamydia
g. Pathogenesis of V. cholera involves one of the
following messenger System(a) cGMP (b) Cat2
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(c) cAMP (d) IP3Section 2
2. Write short notes on: (Any onc) (8)
a. Define hypersensitivity. Classify different types of
it and describe type I hypersensitivity in detail
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b. Describe etiology, pathogenesis and Laboratorydiagnosis of enteric fever.
3. Write short Answer on: (Any two) (10)
a. Monoclonal Antibody
b. Gaseus disinfectants
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c. Coagulase test
4. Write short notes on (Any Two) (6)
a. Laboratory diagnosis of pulmonary tuberculosis
b. Polymerase chain reaction (PCR)
c. Laboratory diagnosis of Gas Gangrene
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5. Write short Answer on: (Any two) (10)a. Bacterial spore
b. Heterophile agglutination test
c. Blue pus
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