medical MCQs – Page 104

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 Review each marked answer and report any item that may be outdated or unclear.

medical Mcqs

1. oral anatomy 2. microbiology 3. oral pathology and medicine 4. physiology 5. biochemistry 6. general anatomy 7. dental materials 8. pharmacology 9. pathology 10. oral histology

2061. Resistance of Staphylococcus aureus is due to ________________________?
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A. Penicillin analogue production

B. Lack of nucleic acid in the cell wall

C. Pleomorphism

D. Elaboration of an enzyme that destroy penicillin

2062. The best sterilization method for a hand-piece is________________?
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A. All of the above

B. Ethylene oxide gas

C. chemical vapour

D. dry heat

2063. Toxoids are_________________?
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A. antigenic and non-toxic

B. antigenic and toxic

C. non-antigenic and toxic

D. non-antigenic and non-toxic

2064. A woman with infertility receives an ovary transplant from her sister who is an identical Twin. What type of graft it is ?
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A. Autograft

B. Isograft

C. Xenograft

D. Allograft

2065. Hospital dressing is best disposed by_____________?
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A. Autoclaving

B. Dumping

C. Burying

D. Incineration

2066. The best method of sterilization of dressing powder is_____________?
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A. Inspissation

B. Hot air oven

C. Autoclaving

D. Tyndallization

2067. Louis Pasteur is not associated with_______________?
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A. Disproved spontaneous regression theory

B. Discovery of M. Tuberculosis

C. Introduction of complex media

D. Discovery of Rabies Vaccine

2068. Mesophilic organisms are those that grow best at temperature of______________?
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A. -7C to + 20C

B. -20C to -7C

C. 55C to 80C

D. 25C to 40C

2069. Dark ground microscopy is useful to identify______________?
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A. Spirochaetes

B. Chlamydiae

C. Mycoplasma

D. Rickettsiae

2070. Which of the following is true about pasteurization ?
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A. Tubercle bacilli are destroyed

B. It kills 95% of microorganisms

C. It kills all bacteria except thermoduric bacteria

D. It kills bacteria and spores

2071. Culture medium for corynebacterium diphtheria_______________?
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A. Loefflers serum slope

B. Mc Conkey

C. Lowenstein Jensen medium

D. Saboraud agar

2072. A darkfield microscope would be useful in examining blood for_______________?
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A. Treponema

B. Streptococcus

C. Actinomyces

D. Mycobacterium

2073. Sterilization of liquid paraffin is done by______________?
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A. Inspissation

B. Autoclaving

C. UV-Radiation

D. Hot air oven

2074. Which of the following is NOT a live attenuated vaccine ?
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A. Varicella Zoster virus

B. Typhoid

C. Tuberculosis (BCG)

D. Cholera

2075. Type of receptor present on T-cells are__________________?
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A. Ig G

B. Ig A

C. CD4

D. Prostaglandins

2076. Culture medium used for Bordatella pertussis is_________________?
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A. Bordet Gengou medium

B. Robertson cooked meat medium

C. Wilson Blair medium

D. Bile broth

2077. A sporangium contains_______________?
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A. Chlamydospores

B. Oidia

C. Spherules

D. porangiospores

2078. The diagnostic investigation for syphilis is__________________?
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A. TPI test

B. VDRL test

C. TPHA test

D. FTAB test

E. Both C & D

2079. T cells multiplication is stimulated by_______________?
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A. Macrolin

B. Phytohaemagglutinin

C. Bovine serum

D. Heat

2080. Which one of the following enteric organisms is anaerogenic and non motile ?
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A. Salmonella typhi

B. Shigella sonnei

C. Proteus mirabilis

D. Klebsiella pneumonia

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