Which term refers to the parts of the body that pathogens utilize to enter?

The correct term that refers to the parts of the body that pathogens utilize to enter is "Access Points." This term specifically highlights the various locations on the body where pathogens can breach defenses and initiate infection. Examples of such access points include mucosal surfaces, skin abrasions, respiratory tracts, and openings like the mouth or nose.

"Entry Points" and "Infection Sites," while related, do not specifically emphasize the function of these areas in terms of allowing pathogens to enter the body. "Entry of Pathogens" is a phrase that describes the action of pathogens entering but does not specifically denote the physical locations where these entries occur. Therefore, "Access Points" is the best choice for identifying the anatomical locations that pathogens exploit to gain entry into the host.