Exam (elaborations)
Environmental Health Exam With Complete Solutions Latest Update
- Course
- Environmental Health
- Institution
- Johns Hopkins University School Of Nursing
Environmental Health Exam With Complete Solutions Latest Update
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Environmental Health Exam With CompleteSolutions Latest Update
What are some environmental health threats? -ANS>-Trash that fouls our beaches
-Hazardous wastes leaching from disposal sites
-Continuing episodes of air pollution in some areas
-Exposures to toxic chemicals
-Destruction of the land through deforestation
What are the 3 P's? -ANS>Pollution
Population
Poverty
Pollution -ANS>Combustion of fossil fuels (ex. petroleum and coal) that disperse
greenhouse gases into atmosphere
May cause: Global warming and change in distribution of insect vectors
Population (problems) -ANS>Overpopulation in developing nations is leading to
the human population exceeding the carrying capacity of the planet
Urban crowding
,Name two infectious disease epidemics that were most likely caused from over
crowding -ANS>Avian influenza (H5N1)
Swine Flu (H1N1)
Describe the 2009 Swine Flu epidemic -ANS>Concern that a large proportion of the
population might be susceptible to infection with the virus
Seasonal influenza vaccine H1N1 strain might not provide protection.
During the summer and fall months of 2009, influenza activity peaked.
Week ending October 24, 2009—49 of 50 states reported geographically
widespread disease.
Worldwide (as of 31 January 2010) more than 209 countries and overseas
territories or communities reported laboratory confirmed cases of pandemic
influenza H1N1 2009, including at least 15174 deaths
What is poverty linked to? -ANS>Population growth
Poverty is one of the well recognized determinants of adverse health outcomes
What are some examples of hazardous agents? -ANS>Microbes
Toxic chemicals and metals
, Pesticides
Ionizing radiation
What accounts for many of the forms of environmentally associated morbidity and
mortality? -ANS>Potentially hazardous agents
Are environmental factors thought to lead to chronic diseases? -ANS>Yes, such as
breast, prostate, and cervical cancers
Environmental Risk Transition -ANS>Changes in environmental risks that happen
as a consequence of economic development in the less developed regions of the
world
What happens before Environmental Risk Transition occurs? -ANS>poor quality of
food, air and water
What happens after Environmental Risk Transition occurs? -ANS>Acid rain
precursors
Ozone-depleting chemicals
Greenhouse gases
Population growth -ANS>-Increasing at an exponential rate
-Threatens to overwhelm available resources
-May cause periodic food scarcity and famine in some areas of the world
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