Definitions for "EXPOSURE PATHWAY"
The course a chemical or physical agent travels from a source to an exposed organism. Each exposure pathway includes a source, an exposure point, and an exposure route. Transport/exposure media (e.g., air, and water) also are included if the exposure point differs from the source (EPA 1997).
the process by which an individual is exposed to contaminants that originate from some source of contamination and are categorized as inhalation, dermal, and/or ingestion exposures.
the means by which a contaminant is introduced into the body i.e. dermal, inhalation, or ingestion. Also see route of exposure.
Refer to the section on dangerous substances management in the Managing your impacts chapter for detailed and illustrated definitions.