2.1. Pathways of Exposure

Try these first

1. 1.

   What are the three pathways of exposure?

   Hint

   Remember the acronym I-D-D.

2. 2.

   What is meant by dermal contact?

   Hint

   Think about situations like applying lotion or pesticide.

3. 3.

   What is the primary pathway for exposure through breathing?

   • A) Ingestion
   • B) Inhalation
   • C) Dermal Contact

   Hint

   Think about how we take air into our lungs.

4. 4.

   True or False: Environmental compartments refer only to air.

   • True
   • False

   Hint

   Consider all the places potential pollutants can exist.

5. 5.

   Given a scenario where a factory emits pollutants into the nearby river, outline the pathways of exposure and methods for monitoring the river’s water quality.

   Hint

   Consider various testing methods as well as human activities in the proximity of the river.

6. 6.

   Discuss a real-world example of how fate and transport altered the risk level of a pollutant discharged from an industrial plant.

   Hint

   Reflect on how changes in environmental conditions impact chemical behavior.