What Is the Usual Cause of Pseudomembranous Colitis

question 23

Multiple Choice

What is the usual cause of pseudomembranous colitis?

• A)improperly home-preserved foods containing botulin toxin
• B)eating unpasteurized dairy containing Listeria monocytogenes
• C)handling infected animals contaminated with E. rhusiopathiae
• D)therapy with broad-spectrum antibiotics leading to superinfection by C. difficile
• E)living in close contact with someone infected with C. perfringens

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Definitions:

Decant

To pour a liquid from one container into another, usually to separate a solid from a liquid or to allow sediment to stay behind.

Clarity

The quality of being coherent and intelligible, or clear in thought or expression.

Bacillus Anthracis

A bacterium that causes anthrax, a serious infectious disease in humans and animals.

Gram-positive

Relating to a group of bacteria that retain the crystal violet stain used during the Gram staining method of bacterial differentiation, appearing purple under a microscope.