EHS Exam 1

Occupational health

Branch of public health, protects against the effects of workplace hazards

• affect physical, mental, and social well being

Environmental health

Branch of public health that protects against the effects of external hazards that can affect health or ecological balances essential to human health

• Ex: food production, natural resources

Environmental Health Sciences

Research based approach to environmental determinants of health

EHS fields

Chem

PSIO

Pharm

Tox

genetics

Public health

Epidemiology

Medicine

Engineering

Business

Law

ethics

EPA Risk Paradigm

Why is this toxic?

Exposure science

Risk assessment

Action Evaluation and Planning

Top tier of pyramid

Wear protective gear

What is second to top tier

Change behavior to reduce exposure

What is middle tier of pyramid

Isolate people from hazard source

What is second to bottom tier of pyramid

Replace the hazardous part of chemical with something else

What is bottom tier of pyramid

Physically remove hazard from environment

Where do biomedical scientists fit in?

They perform bulk risk identification

Provide controlled effectiveness tests for risk management

Definition of exposure

Event or chronic condition during which an individual internalizes an external stressor as evidenced by a measurable change in bodily chemistry, physiological state or biological function