ch 9 Environmental Health

2. disease carrying organism
8. study of disease in human population
10. pesticide that caused egg shells to soften and decreased bald eagle population
11. a physical hazard
15. disease that has appeared in the human population for the 1st time
17. effect an organism shows as a result of exposure
18. chemicals that harm embryos and fetuses
21. chemicals that affect the nervous system
23. chemicals that cause cancer
24. disease causing agent

1. caused by drinking water that contains bacteria vibrio cholerae
3. united states centers for disease control
4. caused by the HIV virus
5. found in water, paint and dust
6. toxic chemicals that persist in the environment, dirty dozen
7. how harmful a substance is to an organism
9. international group that helps respond to emerging disease
10. amount of a substance an organism is exposed to
12. mineral that forms long thin microscopic fibers
13. probability that a hazard will cause a harmful response
14. concentrations of toxic substance like DDT can be greatly magnified in this process
16. colorless odorless radioactive gas
19. matter or energy that is released into the environment causing negative effects
20. study of how poisonous substance affects an organisms health
22. a social hazard