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.Management Sciences
Category: Virology
Human immunodeficiency virus (HIV) affets_______________?
A. Red blood cells
B. Fibroblasts
C. Helper T lymphocytes (CD4)
D. Mast cells
Kaposi’s sarcoma (KS) usually occurs when CD4 Lymphocyte counts are_____________?
A. Above 600
B. Between 1000-2000
C. Below 200
D. Above 2000
Hepatitis A virus is best diagnosed by______________?
A. IgM antibodies in serum
B. Isolation form stool
C. Culture from blood
D. Isolation from bile
The small nonparticulate protein leading to enhanced replication of HBV as well as HIV is______________?
A. HBc Ag
B. HBs Ag
C. Hbe Ag
D. HBx Ag
Prions true is____________?
A. Readily inactivated by autoclave at 121 C
B. Evokes strong immunogenic reaction
C. Sensitive to most chemical sterilization
D. Contains DNA/ RNA
Most common opportunistic infection in AIDS is_____________?
A. Cryptococcosis
B. Tuberculosis
C. Candidiasis
D. Aspergilosis
The time gap between appearance of Koplik’s spot and cutaneous rash in measles is________________?
A. 24 Hrs
B. 3-4 days
C. 2 weeks
D. 10 days
All are oncogenic except________________?
A. EB virus
B. Papilloma virus
C. Herpes simplex virus
D. Varicella zoster virus
Which of the following viruses does not infect salivary glands ?
A. Echo virus
B. Hepatitis C
C. HIV
D. Orthomyxovirus
Following hepatitis B infection through blood transfusion disease manifests in_____________?
A. 1 week
B. 6 week
C. 3 months
D. 6 months
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