Microorganisms and Disease
What is common in catheters and ventilators?

They predispose patients to viral rather than bacterial infections
Bacteria responsible for associated infections are usually susceptible to antibiotics
They are used primarily in neonatal intensive care units
They bypass important defenses of the body

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

Anthrax is highly contagious
Inhalation Anthrax requires infection with a large number of spores
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
Plastic implants can pose a serious nosocomial infection problem because

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

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