Exam 14: Environmental Hazards and Human Health

In the United States, the leading cause of death is tobacco use.

Compare and contrast the greatest threats to human health on our planet, in order of their impact, noting the degree to which we have control over the cause.

You were recently hired by WHO (World Health Organization) to investigate the current status of swine flu outbreaks in a certain part of the United States. Your job title would most likely be

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

Which of the following infectious diseases is not among the four most deadly?

-At what age are females more likely to die from AIDS than males?

Malaria is transmitted by the ____________________.

About ____ of the world's people are at risk from malaria.

Match the items below with their correct description from the list a through f. -codeine

What percentage of synthetic chemicals commonly used today has been adequately tested to determine if they are mutagen, carcinogen, or teratogen?

Nitrites used in food processing and wine production can act as a mutagen and cause ____________________.

Match the items below with their correct description from the list a through f. -nerve gas

Effectively combating the spread of malaria has become more challenging since the 1970s because:

People with HIV are more susceptible to malaria, and people with malaria are more susceptible to ____________________.

You are an aquatic biologist studying a small lake. The stream that drains into this lake runs by croplands. You are detecting a pesticide called atrazine in the insects and worms that live in the lake. The predatory birds such as herons and egrets have very high concentrations of atrazine in their blood. The birds prey on the frogs and small fish. What process explains the high atrazine level in the birds?

Some individuals are sensitive to a multitude of toxins, a condition called ____________________.

The overuse of ____________________ can cause bacteria to develop immunity.

Match the items below with their correct description from the list a through f. -water

Match the items below with their correct description from the list a through f. -DDT

Because of the difficulty in evaluating the harm caused by exposure to chemicals, scientists recommend more emphasis on ____________________.