Microorganisms and Disease
In the human disease cholera, what is it that actually ends up killing the victim?

Faulty carrier proteins
Dehydration and loss of nutrients
Too little water in the food stream
the toxin produced by the bacterium

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Microorganisms and Disease
Plastic implants can pose a serious nosocomial infection problem because

phagocytes have trouble engulfing bacteria embedded in a biofilm
All of these
infected implants usually have to be surgically removed
phagocytes have trouble moving on the plastic surface

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Microorganisms and Disease
Which of the following is common in the disease caused by Coryne-bacterium diphtheriae and Bacillus anthracis?

Diphtheria toxin and edema toxin are ADP ribosylating toxins
Both organisms cause skin and respiratory tract infections
Both organisms are gram-positive spore formers
The most serious disease symptoms are the direct result of toxin action

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