All the following are considered portals of entry for a pathogen, EXCEPT
A) ingestion through uncontaminated food or water
B) inhaled through the mouth or nose
C) ingestion through contaminated food or water
D) through the skin or by direct contact

Question

Quizplus · Accepted Answer

Ingestion through uncontaminated food or water would not be considered a portal of entry for a pathogen, as the pathogen would not be present in the food or water to begin with.

All the Following Are Considered Portals of Entry for a Pathogen