Chapter 14 Reading Questions 1. List the 4 categories of environmental hazards, describe each of them and give an example of each. 2. Why are diseases a focus of environmental health? 3. What are two examples of indoor environmental hazards? 4. Define Toxicology and Environmental Toxicology 5. What are some of the contaminants found in U.S. streams in at least trace amounts? 6. What was Silent Spring and why was it such an important book for the environmental movement? 7. Define the different categories of toxins: carcinogens, mutagens, teratogens, allergens, neurotoxins, and endocrine disruptors. 8. Describe the effect water has on toxicants 9. Explain the process of bioaccumulation and biomagnification and give an example. Make sure to describe the example (that is, what did it cause to happen) 10. What is LD50? 11. What is the difference between acute and chronic exposure to a toxin? Which is more common? Which is more problematic? 12. Describe how the EPA in the U.S regulates pesticides and other substances. 13. How are toxicants regulated internationally? Chapter 14 Reading Questions 1. List the 4 categories of environmental hazards, describe each of them and give an example of each. 2. Why are diseases a focus of environmental health? 3. What are two examples of indoor environmental hazards? 4. Define Toxicology and Environmental Toxicology 5. What are some of the contaminants found in U.S. streams in at least trace amounts? 6. What was Silent Spring and why was it such an important book for the environmental movement? 7. Define the different categories of toxins: carcinogens, mutagens, teratogens, allergens, neurotoxins, and endocrine disruptors. 8. Describe the effect water has on toxicants 9. Explain the process of bioaccumulation and biomagnification and give an example. Make sure to describe the example (that is, what did it cause to happen) 10. What is LD50? 11. What is the difference between acute and chronic exposure to a toxin? Which is more common? Which is more problematic? 12. Describe how the EPA in the U.S regulates pesticides and other substances. 13. How are toxicants regulated internationally?