Public Health Exam 3 Updated Questions And Correct Answers

PUBLIC HEALTH EXAM 3 UPDATED QUESTIONS AND
CORRECT ANSWERS
Question:
1. Environmental Health
Answer:
The branch of public health science that focuses on how the environment influences human health.

Question:
2. Exposure
Answer:
Occurs when there is contact between people and an environmental contam-inant.

Question:
3. T/F: Environment can have both positive and negative influences on health.
Answer:
True. It can exacerbate existing conditions or can improve health. Social determinants of health play a
large role in this.

Question:
4. History of Environmental Health
Answer:
People historically did not understand how health can be influenced by the environment and how
humans impact the environment.

Question:
5. T/F: Quality of the environment did not be-come a popular topic until the mid 19th cen-tury.
Answer:
False. Mid to late 20th Century!

Question:
6. U.S. Environmental Protection Agency (EPA) Responsibilities
Answer:
Clean Air Act Clean Water Act Food Quality Protection Act Superfund

Question:
7. Epidemiology
Answer:
The field of public health that focus-es on the incidence and prevalence of disease or illness in a
population.

Question:
8. Environmental Epidemiology
Answer:
Field of public health sciences that fo-cuses on incidence/prevalence of dis-ease or illness in a
population from exposures in their environment.

,Question:
9. Challenges to Environmental Epidemiology
Answer:
Limited Data Limited Understanding of Exposures Latency Periods Time Consuming Limited
Resources Inconclusive

Question:
10. 2 Considerations for the Impact the Environ-ment has on Human Health
Answer:
1. How contaminants influence human
health.
2. How the surrounding environment
affects health.

Question:
11. Forms of Exposures
Answer:
Chemical Biological Radiological

Question:
12. Examples of Chemical Exposures
Answer:
Pesticides Lead Mercury Tobacco Smoke Solvents

Question:
13. Examples of Biological Exposures
Answer:
Pathogenic Organisms
- Food Poisoning (Salmonella)
- Cryptosporidium (Drinking Water)
- Pathogenic microbes
- Mold

Question:
14. Examples of Radiological Exposures
Answer:
1. Ionizing
2. Nonionizing

Question:
15. Ionizing Radiation Examples
Answer:
X-rays Gamma rays Beta rays Radon

Question:
16. Non-Ionizing Radiation Examples

, Answer:
Visible light Infrared (Microwaves) Radio frequencies UV waves

Question:
17. Center for Disease Control and Prevention (CDC)
Answer:
Assess U.S. health status. National Health and Nutrition Exam Study
- Surveys, Interviews, Physical Exams,
and Labs

Question:
18. Environmental Assessment
Answer:
Assessing contaminants in the envi-ronment

Question:
19. Risk Assessment
Answer:
The likelihood someone will experi-ence adverse health effects from expo-sure to an environmental
contaminant.

Question:
20. Exposure Pathway
Answer:
Assess exposure to a contaminant.




Question:
21. Elements of the Exposure Pathway
Answer:
1. Source of Contamination
2. Environmental Media and Transport
3. Point of Exposure
4. Route of Exposure
5. Receptor Population

Question:
22. Source of Contamination
Answer:
where the contaminants are from and what they are.

Question:
23. Environmental Media and Transport