Microorganisms and Disease
Fatalities following influenza infection are usually due to the

damage to the heart muscle
bacterial superinfection
dehydration
formation of granulomas in the lung

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

All of these
phagocytes have trouble engulfing bacteria embedded in a biofilm
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 are gram-positive spore formers
The most serious disease symptoms are the direct result of toxin action
Both organisms cause skin and respiratory tract infections

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