Top 250+ Solved Bacteria and Gram Staining MCQ Questions Answer

From 256 to 263 of 263

Q. Following is the marker of HIV infectionin blood:

a. Reverse transcriptase

b. DNA polymerase

c. RNA polymerase

d. None of these

  • a. Reverse transcriptase

Q. Which of the following is the most specificin diagnosis of AIDS?

a. IHA

b. Western blot

c. ELISA

d. Immuno electrophoresis

  • b. Western blot

Q. The interval period between HIV infection and appearance of antibodies in serum is called

a. Intrinsic period

b. Incubation period

c. Window period

d. None of these

  • c. Window period

Q. Screening test for AIDS is

a. Western blot test

b. ELISA test

c. Both a and b

d. VDRL test

  • b. ELISA test

Q. Confirmatory test for AIDS is

a. Western blot test

b. ELISA test

c. Karpas test

d. Fujerbio test

  • a. Western blot test

Q. The most common infection in AIDS is

a. LGV

b. CMV

c. Pnemocystis carnii

d. Syphilis

  • c. Pnemocystis carnii

Q. During AIDS, HIV infects

a. CD3 lymphocyte

b. CD4 lymphocytes

c. CD2 lymphocytes

d. Blymphocytes

  • b. CD4 lymphocytes

Q. Lab diagnosis of Leishmaniasis is done by

a. CFT

b. Peripheral smear

c. Blood culture

d. All of these

  • d. All of these
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