Quiz 1 Graded

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Which aspect of risk assessment is characterized by the question, "does the agent cause adverse effects?

Hazard Identification

Skull and bones symbol on a package indicates that the content is:

Highly Toxic

According to the WHO document, what is the proportion of unintentional injuries (other than road traffic)?

50%

Which of the following best exemplifies an environmental health specialist?

A food inspector working for the local health department

Which of the following are strategies to protect agricultural workers from pesticide contamination?

All of the above (Ensure that decontamination supplies are available, Train employees on the toxicity of pesticides, Limit access to areas where pesticide was applied)

Which stage of water treatment removes suspended materials from the water?

Coagulation

According to the WHO, what is the main source of indoor air pollution in developing countries?

Cooking indoors using wood as fuel

During the first twenty years of environmental justice, research has focused on:

Demonstrating that communities of color and low-income communities are disproportionately exposed to environmental hazards

What is DALY?

Disability Adjusted Life Years

Which statement best describes Risk Characterization?

Elderly people are twice as likely to die from inhaling air pollutants as other adults

Which U.S. agency is mostly responsible for the regulation of pesticides?

Environmental Protection Agency

What chemical pollutant is commonly emitted from new carpets and furnishings?

Formaldehyde

The WHO document states that between 2002 and 2012, environmental deaths have shifted from infectious and parasitic diseases to non-communicable diseases. Why is that the case?

In 2012, more robust methods were used to estimate total disease burden

A child chewing on a toy containing lead is being mainly exposed through which of the following routes?

Ingestion

Which household activity uses up the most amount of water?

Landscaping

The criteria pollutants include:

Lead, particulate, sulfur dioxide, ozone

Radon has been associated with which type of cancer?

Lung

Which of the following chemicals is known to inhibit acetylcholinesterase?

Malathion

Which of the following does not fit the WHO definition of environment?

Oceans

According to Chinese officials, air pollution in Beijing is closely related to the country's industrial development. As one official put it, "you cannot have it all!" Which core concept of environmental health best captures this sentiment?

Risks and benefits

Which of the following is not needed for the production of ozone?

SOx

Which of the following is the best definition of "sick building syndrome

Situation in which illness clusters in a building

Sulfur dioxide from a metal smelting company is oxidized by oxygen in the atmosphere to form sulfuric acid, which is then removed as acid rain. In this scenario, which of the following is a primary pollutant?

Sulfur dioxide

The cholera epidemic in London during 1854 was basically stopped by John Snow, a physician and public Health professional. He solved the problem by:

Taking a pump handle off of the Broad Street water pump

The Food and Drug Administration is generally not pressured to ban food additives that contain radioactive molecules because that would include virtually all substances. The underlying risk management principle here is:

The de minimis principle

A researcher wants to study the effect of aflatoxin-tainted peanut butter on human health. She feeds a tablespoon of this peanut butter to 10 healthy rats. All 10 rats developed a lesion. Every time she fed them a tablespoon of peanut butter, the number of lesions doubled. Which of the following statements is false?

The dose-response curve is "S" shaped

Which of the following is NOT a commonly used definition of "risk"?

The potential that a harmful event can happen

Which of the following is not a reasonable critique of the risk assessment process?

The risk assessment process takes too long to be beneficial

Which of the following is more of a concern for households in Nebraska relying on ground water than surface water?

There are more harmful elements in ground water than in surface water

What are trihalomethanes?

They are volatile organic compounds that are released when chlorine reacts with organic materials in water

Which one of the following is not part of the Bradford Hill criteria for making causal inference?

Traceability

Which of the following occupational groups are least likely to be at risk from pesticides?

Truck drivers

Lead within the water supplied to residents of Flint Michigan is due to:

Water from the Flint River having a high concentration of salt that corrodes the existing pipes

What is an inversion, as discussed in the lecture on outdoor air pollution?

When warm air traps cold air, such that the cold air remains in place


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