Microbiology MCQ Questions — Page 552

Question 1

A box of ham sandwiches with mayonnaise, prepared by a person with a boil on his neck, is left out of the refrigerator for the on-call interns. Three doctors become violently ill approximately 2 hours after eating the sandwiches. Which of the following is the most likely cause?

Answer

Clostridium perfringens toxin

Answer

Coagulase from S. aureus in the ham

Answer

Penicillinase given to inactivate penicillin in the pork

Answer

Staphylococcus aureus enterotoxin

Question 2

DMutation

Answer

Transformation

Answer

Transduction

Answer

conjugation

Question 3

Answer

Enteropathogenic E. Coli

Answer

Enterotoxigenic E. Coli

Answer

Salmonella typhi

Answer

Shigella dysentriae

Question 4

Answer

Leukocytes that contain the organism, Calymmatobacterium granulomatis

Answer

Eosinophils that contain the organism, Calymmatobacterium granulomatis

Answer

Monocytes that contain the organism, Haemophilus influenza

Answer

Monocytes that contain the organism, Calymmatobacterium granulomatis

Question 5

ASyringes

CGrafts

DEndoscope

Answer

Catgut suture

Question 6

ASandfly

BBlack fly

DRat flea

Answer

Simulum fly

Question 7

Answer

In adults toxoplasmosis is usually asymptomatic

Answer

IgG antibodies are diagnostic in Congenital toxoplasmosis

Answer

Is a antroponotic disease

Answer

Encephalitis is uncommon (rare) in immunocompetent individuals

Question 8

Answer

Taenia solium

Answer

Hymenolepis diminuta

Answer

Echinococcus granulosus

Answer

Dipylidium caninum

Question 9

Aa

Bac

Cad

Db