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.Management Sciences
Category: Virology
Which of the following statement about P24 antigen of HIV is Not True ?
A. It can be detected during the window period
B. Free P24 antigen disappears after the appearance of IgM response to it:
C. Virus load parallel P24 titre
D. It remains during asymptomatic phase
Mark true in following ?
A. Hanta virus pulmonary syndrome is caused by inhalation of rodent urine and faces
B. Kyanasur forest disease is caused by bite of wild animal
C. Lyssa virus is transmitted by ticks
D. None of the above
Which does not have a viral etiology______________?
A. Carcinoma Cervix
B. Hepatoma
C. Nasopharyngeal carcinoma
D. Lymphoma
The Window period in HIV infection means______________?
A. The time lapse between the infection and detection of viral antibodies
B. The time lapse between the infection and development of AIDS
C. The time lapse between obtaining the sample and detection of virus in the lab
D. None of the above
Influenza is caused by_____________?
A. Orthomyxo virus, which is a DNA virus
B. Paramyxo virus, which is a RNA virus
C. Paramyxo virus, which is a DNA virus
D. Orthomyxo virus, which is a RNA virus
Hepatitis B infection spreads through all of the following routes except______________?
A. Blood transfusion
B. Sexual contact
C. Faeco oral route
D. Perinatal transmission
Rabies virus________________?
A. Cytotropic
B. Dermatotropic
C. Chromophilic
D. Neurotropic
A rise in the anti-HBc immunoglobulin in a patient indicates________________?
A. Acute infection
B. Carrier state
C. Prodromal phase
D. Convalescence
In HIV, gp 120, envelope glycoproteins bind specifically to______________?
A. CD8 T-cells
B. CD4 T-cells
C. B – cells
D. NK – cells
Anti HBsAB indicates______________?
A. Resistance to hepatitis B
B. Acute infection
C. Good prognosis
D. Hepatocellular carcinoma
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