Endogenous Infectious Agents Arise from Microbes That Are

Question

Endogenous infectious agents arise from microbes that are
A)in food.
B)the patient's own normal flora.
C)on fomites.
D)in the air.
E)transmitted from one person to another.

Accepted Answer

Endogenous infectious agents come from the patient's own normal flora, meaning microorganisms that are normally present in or on the body and typically do not cause disease, but can become pathogenic under certain conditions. Examples include bacteria such as Escherichia coli and Streptococcus pneumoniae, which are normally present in the digestive and respiratory systems, respectively.