Microbiology MCQs

Page No. 44

Hepatitis C virus belongs to which one of the following virus groups ?


aPicorna viruses

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bHerpes viruses

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cHepadana viruses

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dFlavi viruses

✓


View Answer Flavi viruses

The overall effect of HIV is to gradually impair the immune system by interference with______________?


aHelper T lymphocytes

✓


bNatural killer cells

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cPlasma cells

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dMacrophages

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View Answer Helper T lymphocytes

Most common tumor associated with AIDS is______________?


aCarcinoma

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b Kaposi’s sarcoma

✓


cMelanoma

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dEwing’s sarcoma

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View Answer Kaposi’s sarcoma

EBV is responsible for all except______________?


aNasopharyngeal carcinoma

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bBurkitt’s lymphoma

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cHepatoma

✓


dInfectious mononucleosis

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View Answer Hepatoma

patients with organ transplants are most frequently infected with______________?


a Hepatitis A

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bHepatitis B

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cCMV

✓


dEBV

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View Answer CMV

The small nonparticulate protein leading to enhanced replication of HBV as well as HIV is______________?


aHBc Ag

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bHBs Ag

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cHbe Ag

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dHBx Ag

✓


View Answer HBx Ag

In HIV, gp 120, envelope glycoproteins bind specifically to______________?


aCD8 T-cells

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bCD4 T-cells

✓


cB – cells

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dNK – cells

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View Answer CD4 T-cells

The virus which causes Aplastic anemia in chronic hemolytic disease is_______________?


a Adeno

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bHepatitis

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c EB virus

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dParvo virus

✓


View Answer Parvo virus

ELISA test when compared to western blot technique is______________?


a Less sensitive less specific

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bMore sensitive, more specific

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cLess sensitive, more specific

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dMore sensitive, less specific

✓



Serological study for prevalence of Hepatitis B is best done by______________?


aSurface antigen

✓


bSurface antibody

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cCore antigen

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dCore antibody

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View Answer Surface antigen

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