A rise in the anti-HBc immunoglobulin in a patient indicates________________? A. Acute infection B. Carrier state C. Prodromal phase D. Convalescence

Cytopathic effect is shown by_____________? A. Virus B. Bacteria C. Spirochete D. Anaerobe

Which of the following would you consider to be general properties of viruses______________? A. New virus particle arises directly (by division) from preexisting virusesB. Fall in to the general size range of 200-3000 angstrom unit C. Contain equal proportions of…

Most common opportunistic infection in AIDS is_____________? A. Cryptococcosis B. TuberculosisC. Candidiasis D. Aspergilosis

Viruses can be cultured in all except_______________? A. Chick embryoB. Blood agar C. Guinea pigs D. Cell culture

Following hepatitis B infection through blood transfusion disease manifests in_____________? A. 1 week B. 6 week C. 3 months D. 6 months

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…

Human immunodeficiency virus (HIV) affets_______________? A. Red blood cells B. FibroblastsC. Helper T lymphocytes (CD4) D. Mast cells

The classic opportunistic infection in acquired immune deficiency syndrome is_____________? A. Apthous stomatitis B. TuberculosisC. Pneumocystis carinii pneumonia D. Herpetic gingivostomatitis

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 virusD. Orthomyxo virus, which is a RNA virus