The PHN realizes that the mere presence of an agent, even if it is known to have toxic properties, does not necessarily mean there is a risk to health. However, the three routes of entry for chemical exposure include all of the following, except:

Question

Quizplus · Accepted Answer

Intravenous (IV) is not a common route of entry for chemical exposure in environmental or occupational settings. The primary routes are ingestion, inhalation, and dermal absorption.

The PHN Realizes That the Mere Presence of an Agent