medical MCQs – Page 273

Practise multiple-choice questions from medical for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

5442. All are true about Entamoeba histolytica except________________?
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A. Trophozoites colonise in the colon

B. Cysts are 4 nucleated

C. The chromatid bodies are stained by iodides

D. Cysts are 8 nucleated
5443. True about HIV are all except______________?
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A. Macrophages are the reservoir

B. Attacks CD4 cells

C. DNA virus

D. Decrease CD4 count in late stages

5444. Bacteriophage was discovered by_________________?
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A. Twort and dherelle

B. Metchinkoff

C. Robert koch

D. Menkin

5446. All are seen in a cysts of E. histolytica except_____________?
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A. Glycogen mass

B. Chromatid bars

C. Eccentric nucleus

D. Refractile nucleus
5447. Blood agar is________________?
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A. Enriched media

B. Transport media

C. Simple media

D. Differential media

5448. Disinfection of the rooms can be done by using_______________?
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A. Chlorine gas

B. High efficiency particle arrestors

C. 40% formaldehyde vapour

D. 20% phenol

5449. Australian antigen is_______________?
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A. None of the above

B. HBV

C. HB Ag

D. HBs AG
5451. Dry heat destroys microorganisms by_____________?
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A. Lysis

B. Coagulation of proteins

C. Oxidation

D. Hydrolysis of DNA

5452. parasitic inflammation would show predominantly____________________?
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A. Lymphocytes

B. Neutrophilis

C. Eosinophils

D. Basophils

5454. Endotoxins are produced by________________?
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A. Fungi

B. Gram +ve bacteria

C. Virus

D. Gram -ve bacteria
5455. Interferon interferes with replication of virus at the time of_____________?
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A. Protein synthesis

B. DNA/RNA replication

C. When virus enters the cell

D. Uncoating of the virus proteins capsule

5459. Dengue virus belongs to______________?
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A. Flavi virus

B. Rhabdoviridae

C. Reoviridae

D. Togaviridae

5460. Which of the following viruses appears to be involved in the pathogenesis of Kaposis sarcoma_____________?
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A. Human Herpes Virus 4

B. Human Herpes Virus 1

C. Human Herpes Virus 8

D. Human Herpes Virus 3