Microorganisms and Disease
Which of the following is true regarding anthrax?

Inhalation Anthrax requires infection with a large number of spores
Anthrax is highly contagious
Anthrax is caused by a virus
Inhalation anthrax and cutaneous anthrax are caused by separate strains of Bacillus anthracis

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Microorganisms and Disease
Which of the following characteristic of the Rotavirus was important for the construction of the Rotashield vaccine?

The ability of the Rotavirus to be transmitted faster
A limited number of capsule types
The ability of monkey Rotavirus strains to cause serious illness (diarrhea) in human beings
The possession of a segmented RNA genome

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Microorganisms and Disease
The "A" subunit of diphtheria toxin

lysis macrophages with the release of cytokines
forms cAMP that leads to fluid accumulation
binds host cell receptors found on heart cells
cause ADP ribosylation of a factor involved in protein synthesis

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

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

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