Retroviridae problems
- 1. The commonest opportunistic infection in AIDS patient in India is
Options- A. cryptosporidiosis
- B. toxoplasmosis
- C. tuberculosis
- D. cryptococcosis Discuss
Correct Answer: tuberculosis
- 2. What is the average incubation period for development of AIDS?
Options- A. One year
- B. Five years
- C. Ten years
- D. Twenty years Discuss
Correct Answer: Ten years
- 3. The commonest mode of transmission of HIV is
Options- A. parenteral
- B. perintal
- C. sexual
- D. oral Discuss
Correct Answer: sexual
- 4. Fungal infection/s frequently observed in HIV disease is /are:
Options- A. candidiasis
- B. cryptococcosis
- C. aspergillosis
- D. all of these Discuss
Correct Answer: all of these
- 5. HIV belongs to the family retroviridae and sub-family
Options- A. Oncovirinae
- B. Lentivirinae
- C. Spumavirinae
- D. None of these Discuss
Correct Answer: Lentivirinae
- 6. The problem(s) associated with development of a vaccine against HIV is/are
Options- A. antibody alone may be insufficient
- B. rapid mutation of HIV
- C. virus can spread from cell to cell by fusion to produce syncytia
- D. all of these Discuss
Correct Answer: all of these
- 7. The cells most oftenly infected by HIV are
Options- A. Null cells
- B. CD8 + T lymphocytes
- C. CD4 + T lymphocytes
- D. None of these Discuss
Correct Answer: CD4 + T lymphocytes
- 8. A viral load test detects the
Options- A. provirus of HIV in infected cells
- B. total amount of virus in the infected host
- C. number of viruses being released by each infected cell
- D. amount of bacteriophage being produced by E. coli cells Discuss
Correct Answer: provirus of HIV in infected cells
- 9. The commonest bacterial infection in HIV disease is/are
Options- A. mycobacterial infection
- B. salmonella infection
- C. bartonella infection
- D. all of these Discuss
Correct Answer: mycobacterial infection
- 10. Parasitic infection/s frequently observed in HIV disease is / are.
Options- A. cryptosporidiosis
- B. toxoplasmosis
- C. isosporiasis
- D. all of these Discuss
Correct Answer: all of these
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