(A) Destroys blood vessels in the kidney
(B) Exhibits ‘swarming’ motility
(C) Ferments many sugars
(D) Produces a potent urease
Tag: General Microbiology Mcqs
The ability of the Neisseria meningitidis to colonize the respiratory mucosa is associated with its ability to synthesize:
(A) Coagulase
(B) Collagenase
(C) Lipases
(D) Pilli
The most frequent source of L. monocytogenes infection is through which of the following?
(A) Human feces
(B) Soil
(C) Raw milk
(D) Ticks
The O antigen used to help characterize members of Enterobacteriaceae are found on:
(A) Capsules
(B) Endotoxins
(C) Exotoxins
(D) Flagella
A 4-year-old has fever and diarrhea. Blood culture grows a Gram-negative rod. This is most likely to be which of the following?
(A) Group B Streptoc
(B) Listeria species
(C) Salmonella species
(D) Neisseria species
Which of the following is a key typical characteristic of H. pylori as compared to Campylobacter species?
(A) Coagulase production
(B) Catalase production
(C) Urease production
(D) Curved shape
Verotoxin producing E. coli O157:H7 serotype belongs to which group?
(A) Enteroaggregative E. coli (EAEC)
(B) Enterhemorrhagic E. coli (EHEC)
(C) Enteroinvasive E. coli (EIEC)
(D) Enterotocigenic E. coli (ETEC)
Testing of blood culture revealed Gram-positive cocci, vancomycin-resistant, PYR-positive and the presence of Lancefield group D antigen. Which of the following is the most likely isolate identification?
(A) Enterococcus faecalis
(B) Staphylococcus aureus
(C) Streptococcus pneumoniae
(D) Streptococcus agalactiae