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Exam 14: Environmental Hazards and Human Health

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Question 31

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A(n)____________________ is the probability of suffering harm from a hazard that can cause injury,disease,death,economic loss,or damage.

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Question 32

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Describe at least one principle that can help us to evaluate and reduce risk.​

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Compare risks.In evaluating a risk,the k...

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Question 33

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​What is the greatest threat to global human health?

Water bottles can contain ____________________,which is an estrogen mimic that is used as a hardening agent in certain plastics.

The death toll from smoking in the United States is roughly equivalent to more than six fully loaded 200-passenger jet planes crashing every day with no survivors.

​Nitrous acid (HNO2),formed by the digestion of nitrite (NO2)preservatives in foods,can cause ____________________ that are linked to increases in stomach cancer in people who consume large amounts of processed foods and wine containing such preservatives.

​The ____________________ system is a complex network of glands that release tiny amounts of hormones into the bloodstreams of humans and other vertebrate animals.

After poverty and gender,the greatest risks people face are mainly from lifestyle choices.

​Some organisms live on or inside other organisms and feed on them,and can cause serious infectious diseases,including malaria.These are known as ____________________.

​Some research indicates that ____ causes people to overestimate risks and to worry more about unusual risks more so than common risks.

Several antimalarial drugs have become more effective against the Plasmodium parasites since about 1970.

The blood of an average U.S.citizen contains traces of 212 different chemicals,including potentially harmful chemicals such as arsenic and bisphenol A.

​What is the scientific process of using statistical methods to estimate how much harm a particular hazard can cause to human health or the environment?

Figure 14.11 -What purpose does the accompanying graph serve in our challenge of evaluating hazardous chemicals?​

​The system responsible for defense against disease and harmful substances is the ____.

​Discuss why estimating risks from technologies is difficult.

Only water-soluble toxins can accumulate in body tissues and cells.

​A ____ disease,like most cancers,is not caused by a living organism and does not spread from one person to another.

​What is a type of chemical hazard?

​What do we call the probability of suffering harm from a hazard?