Medical MCQs

5099 MCQs  (Page 163 of 510)

Most common opportunistic infection in AIDS is_____________?
A. Cryptococcosis
B. Tuberculosis
C. Candidiasis
D. Aspergilosis
Which of the following would you consider to be general properties of viruses______________?
A. New virus particle arises directly (by division) from preexisting viruses
B. Fall in to the general size range of 200-3000 angstrom unit
C. Contain equal proportions of protein, lipo polysaccharide and nucleic acids
D. Contain dna but no rna
Cytopathic effect is shown by_____________?
A. Virus
B. Bacteria
C. Spirochete
D. Anaerobe
Herpes virus_____________?
A. Acquires its envelope from nuclear membrane
B. Acquires its envelope from nucleolar membrane
C. Acquires its envelope from cytoplasmi membrane
D. None of the above
Pigs are important source of_____________?
A. Japanese encephalitis
B. Kuru
C. Yellow fever
D. Rabies
True about prions________________?
A. Composed largely proteins without any nucleic acid
B. Phase in which virus cannot be demonstrated in host cell
C. Viruses which are genetically deficient
D. Viral components may be synthesized but maturation & assembling is defective