When an Herbicide Is Typically Sprayed on a Field,it Breaks

question 37

Multiple Choice

When an herbicide is typically sprayed on a field,it breaks down in the presence of sunlight into a new molecule.Researchers hope to investigate whether the new molecule occurs in municipal water samples and well water in a rural community in Minnesota.This water testing,and a determination of the amount of chemical ingested by members of the community,represents a type of

• A)exposure assessment.
• B)dose-response assessment.
• C)hazard assessment.
• D)risk characterization.

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Definitions:

Activities of Daily Living

Basic tasks of everyday life, such as eating, bathing, dressing, toileting, and transferring, used to assess a person's care needs.

Meniere's Disease

A disorder of the inner ear causing episodes of vertigo, tinnitus, hearing loss, and a feeling of fullness or congestion in the ear.

Serous Otitis Media

A type of ear infection where fluid collects behind the eardrum, leading to pain and potentially reduced hearing.

Cerumen

The medical term for earwax, a natural substance produced by glands in the ear canal that helps to clean, protect, and lubricate the ears.