Which of the following infectious agents listed below would be a site-specific pathogen and not spread throughout the body via the circulatory system? A patient diagnosed with
A)
B. burgdorferi caused by a tick bite.
B)
Salmonella typhi related to ingestion of contaminated food or water.
C)
Helicobacter pylori diagnosed after an endoscopic procedure.
D)
N. meningitidis infection in a child in a daycare setting.
Ans:
C
Feedback:
H. pylori is an extreme example of a site-specific pathogen (localized infectious disease). The other three pathogens are called systemic pathogens because they can disseminate throughout the body via the circulatory system.
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