E coli Intestinal Infections Classification
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Questions and Answers

Diarrhea-causing E coli are classified according to their virulence properties as ______

ENTEROTOXIGENIC (ETEC) ENTEROPATHOGENIC (EPEC) ENTEROINVASIVE (EIEC) ENTEROHEMORRHAGIC (EHEC) ENTEROAGGREGATIVE (EAEC)

ETEC and EIEC strains infect only ______

humans

Food and water contaminated with human waste and person-to-person contact are the principal ______

modes of transmission

Enterotoxigenic E coli produce ______ diarrhea in infants & cause of traveler's diarrhea

<p>watery</p> Signup and view all the answers

ETEC strains produce LT and/or ST ______ in the small intestine

<p>enterotoxins</p> Signup and view all the answers

Enteropathogenic E coli cause explosive outbreaks of ______ diarrhea in hospital nurseries

<p>watery</p> Signup and view all the answers

Enterotoxigenic E coli (ETEC) strains produce LT and/or ST enterotoxins in the large intestine.

<p>False</p> Signup and view all the answers

Enteropathogenic E coli (EPEC) attaches to small intestine enterocytes using bundle-forming pili (BFP) and an injection (type iii) secretion system.

<p>True</p> Signup and view all the answers

The reservoir for Enteropathogenic E coli (EPEC) is primarily adult carriers, and transmission occurs through contaminated food and water.

<p>False</p> Signup and view all the answers

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