Practice Questions Chapter 17 – Environmental Hazards and Human Health 1. Give an example of a risk from each of the following: (a) biological hazards (b) (c) (d) and (e) chemical hazards physical hazards cultural hazards life style choices. 2. In terms of what are the world’s four most serious diseases? death rates, Distinguish between an and a Describe the threat from epidemic pandemic? flu and the effects of a global flu pandemic. 3. Describe the global threat from What are two causes and two tuberculosis. possible solutions for the increasing to genetic resistance in microbes commonly used antibiotics? 4. Describe the health threats from the global pandemic and six ways HIV/AIDS to reduce this threat. 5. Describe the threats from (a) (b) (c) viruses. hepatitis B West Nile SARS 6. Describe the threat from for 40% of the people. How can we malaria reduce this threat? 7. Give three examples of problems being studied in the new field of ecological What is and how can individuals reduce their chance medicine. Lyme disease of getting it? 8. List five ways to reduce the global threat from infectious diseases. 9. What is a Describe the toxic legacy from Describe the toxic chemical? PCB’s. toxic effects of various forms of and ways to reduce these threats. mercury 10. Give an example of a particular chemical that can affect the (a) immune (b) nervous and (c) endocrine system. 11. Describe how the toxicity of an animal can be estimated by using lab animals, and discuss the limitations of this approach. 12. What are What risks do they pose? How can we hormonally active agents? reduce these risks? What is the potential threat from ? bisphenol A Vocabulary Words Risk Dose Risk assessment Response Risk management Dose response curve Pathogen Risk analysis Non transmissible disease LD 50 Infectious disease Synergistic reaction Transmissible disease Epidemiology Mutagens Teratogens Carcinogens Toxicology Toxicity
Practice Questions – Chapter 17 Environmental Hazards and Human Health 1. Give an example of a risk from each of the following: (a) biological hazards (b) chemical hazards (c) physical hazards (d) cultural hazards and (e) life style choices. 2. In terms of death rates, what are the world’s four most serious diseases? Distinguish between an epidemic and a pandemic? Describe the threat from flu and the effects of a global flu pandemic. 3. Describe the global threat from tuberculosis. What are two causes and two possible solutions for the increasing genetic resistance in microbes to commonly used antibiotics? 4. Describe the health threats from the global HIV/AIDS pandemic and six ways to reduce this threat. 5. Describe the threats from (a) hepatitis B (b) West Nile (c) SARS viruses. 6. Describe the threat from malaria for 40% of the people. How can we reduce this threat? 7. Give three examples of problems being studied in the new field of ecological medicine. What is Lyme disease and how can individuals reduce their chance of getting it? 8. List five ways to reduce the global threat from infectious diseases. 9. What is a toxic chemical? Describe the toxic legacy from PCB’s. Describe the toxic effects of various forms of mercury and ways to reduce these threats. 10. Give an example of a particular chemical that can affect the (a) immune (b) nervous and (c) endocrine system. 11. Describe how the toxicity of an animal can be estimated by using lab animals, and discuss the limitations of this approach. 12. What are hormonally active agents? What risks do they pose? How can we reduce these risks? What is the potential threat from bisphenol A ? Vocabulary Words Risk Dose Risk assessment Response Risk management Dose response curve Pathogen Risk analysis Non transmissible disease LD 50 Infectious disease Synergistic reaction Transmissible disease Epidemiology Mutagens Teratogens Carcinogens Toxicology Toxicity