Ch 9 Vocab
Across
- 1. A factor that threatens or is harmful to human health.
- 5. _________ diseases are caused by a pathogen.
- 9. A(n) _________ disease is disease that has appeared for the first time or has reemerged.
- 10. Environmental _______ is the study of how environmental factors affect human health.
- 14. A chemical that affects the nervous system.
- 15. Is a chemical that harms embryos and fetuses.
- 16. The amount of a substance an organism is exposed to.
- 17. The process where the concentration of a toxin grows as it flows through the food web.
- 18. A colorless highly toxic gas found in some houses.
- 19. The type of hazard that results from how or where we live.
Down
- 2. Risk _________ is the process of measuring a risk.
- 3. is a harmful mineral that was once used as insulation.
- 4. The probability that a hazard will cause a harmful response.
- 6. A chemical that causes cancer.
- 7. A disease causing agent.
- 8. The type of hazard that involves natural disasters.
- 11. The type of hazard that involves a disease or virus.
- 12. The study of disease in human populations.
- 13. The study of how poisonous substances affect an organism's health.