Exam 14: Environmental Hazards and Human Health

Although it is normally transmitted by mosquitoes, malaria could potentially be transmitted by blood transfusions as the parasite that causes it lives in the blood.

The immune system consists of specialized cells and tissues that protect the body against disease and harmful substances by forming ____.

The ________ Convention is designed to reduce the amount of mercury released into the environment.

How would decreasing human reliability while maintaining the same level of technological reliability affect the system reliability?

The majority of cases of malaria (90%) occur ____.

Which of the following is a type of chemical hazard?

Of the choices below, a hepatitis infection often causes _____.

Biological hazards are those specifically caused by ____.

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

Malaria is transmitted by species of ____________________.

Figure 14.5 for questions 1-4 In the accompanying figure, in what age range are men more likely to die from AIDS than females?

Some researchers estimate that one out of every five people infected with ____ is not aware of the infection.

Discuss why estimating risks from technologies is difficult.

Discuss the specific hazards we face from infectious diseases and exposure from chemicals and make a general statement about how we can reduce these major risks.

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

What is a principle that can help us evaluate risk?

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

Figure 14.5 for questions 1-4 In the accompanying figure, how many more men between 20 and 24 years of age would live if AIDS could be eradicated?

Hormonally active agents (HAAs) are a category of chemical hazards that can do what?

What is the greatest threat to global human health?