Mcq Subject: Microbiology

Question 1

All of the following are true about amebic liver abscess except:

A. Trophozoites in stool are essential for clinical diagnosis

B. Mostly asymptomatic

C. More common in males than females

D. Rarely affects brain, eye and skin

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Answer

A. Trophozoites in stool are essential for clinical diagnosis

B. Mostly asymptomatic

C. More common in males than females

D. Rarely affects brain, eye and skin

Question 2

A 34-year-old male patient visits a physician with complaints of fatigue, weight loss, night sweats, and “swollen glands.” The physician also observes that he has an oral yeast infection. Which of the following tests would most likely reveal the cause of his problems?

A. A test for CD8 lymphocytes

B. A human T-lymphotropic virus type I (HTLV-I) test

C. An HIV ELISA test

D. A test for infectious mononucleosis

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Answer

A. A test for CD8 lymphocytes

B. A human T-lymphotropic virus type I (HTLV-I) test

C. An HIV ELISA test

D. A test for infectious mononucleosis

Question 3

RPR is done for diagnosis of:

A. Malaria

B. Syphilis

C. Leishmaniasis

D. None

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Answer

A. Malaria

B. Syphilis

C. Leishmaniasis

Question 4

Rapid examination of tubercle bacilli is possible with:

A. Ziehl–Neelsen stain

B. Kinyoun stain

C. Auramine-Rhodamine stain

D. Giemsa stain

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Answer

A. Ziehl–Neelsen stain

B. Kinyoun stain

C. Auramine-Rhodamine stain

D. Giemsa stain

Question 5

In the gut, anaerobic bacteria outnumber the aerobes by a ratio of –

A. 10:01

B. 100:01:00

C. 1000:01:00

D. 10,000:1

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Answer

B. 100:01:00

C. 1000:01:00

D. 10,000:1

Question 6

All of the following are true regarding disinfectants except:

A. Glutaraldhyde is sporicidal

B. Hypochlorites are virucidal

C. Ethylene oxide is intermediate disinfectant

D. Phenol is bactericidal and readily inactivated by organic matter

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Answer

A. Glutaraldhyde is sporicidal

B. Hypochlorites are virucidal

C. Ethylene oxide is intermediate disinfectant

D. Phenol is bactericidal and readily inactivated by organic matter

Question 7

Most common cause of gas gangrene –

A. Cl welchii

B. Clsepticum

C. Clnovyi

D. Clhistolyticum

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Answer

A. Cl welchii

B. Clsepticum

C. Clnovyi

D. Clhistolyticum

Question 8

A bacterial disease that has been associated with the 3 “Rs” i.e. rats, ricefields, and rainfall is-

A. Leptospirosis

B. Plague

C. Melioidosis

D. Rodent - bite fever

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Answer

A. Leptospirosis

C. Melioidosis

D. Rodent - bite fever

Question 9

Lung cysts are caused by which parasite –

A. Ascaris

B. Toxocara

C. Trypanosoma

D. Echinococcus

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Answer

A. Ascaris

B. Toxocara

C. Trypanosoma

D. Echinococcus

Question 10

Multinucleated giant cells are seen in smear from the lesions of: March 2013

A. Poliovirus

B. Herpes simplex virus

C. Rabiesvirus

D. HIV

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Answer

A. Poliovirus

B. Herpes simplex virus

C. Rabiesvirus

Mcq Subject: Microbiology

All of the following are true about amebic liver abscess except:

A 34-year-old male patient visits a physician with complaints of fatigue, weight loss, night sweats, and “swollen glands.” The physician also observes that he has an oral yeast infection. Which of the following tests would most likely reveal the cause of his problems?

RPR is done for diagnosis of:

Rapid examination of tubercle bacilli is possible with:

In the gut, anaerobic bacteria outnumber the aerobes by a ratio of –

All of the following are true regarding disinfectants except:

Most common cause of gas gangrene –

A bacterial disease that has been associated with the 3 “Rs” i.e. rats, ricefields, and rainfall is-

Lung cysts are caused by which parasite –

Multinucleated giant cells are seen in smear from the lesions of: March 2013

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