Deck 8: Environmental Health and Safety

Question 1

Volcanoes represent which type of physical environment?

A) Unaltered or natural environment
B) Altered environment
C) Built environment

Answer 1

A

Question 2

Motor vehicle injuries occur as a result of which type of physical environment?

A) Unaltered or natural environment
B) Altered environment
C) Built environment

Answer 2

C

Question 3

Mercury contamination of the Great Lakes represents which type of physical environment?

A) Unaltered or natural environment
B) Altered environment
C) Built environment

Answer 3

B

Question 4

A chemical is absorbed through the digestive tract but not through the skin. This is an example of which of the following factors that affect the impact of an exposure?

A) Route of exposure
B) Timing of exposure
C) Stage of life
D) Presence of other diseases
E) Special sensitivities

Question 5

A small amount of exposure may produce an allergic reaction in a small number of people. This is an example of which of the following factors that affect the impact of an exposure?

A) Route of exposure
B) Timing of exposure
C) Stage of life
D) Presence of other diseases
E) Special sensitivities

Question 6

Daily low-dose exposure may produce different impacts than short-term, high-dose exposure. This is an example of which of the following factors that affect the impact of an exposure?

A) Route of exposure
B) Timing of exposure
C) Stage of life
D) Presence of other diseases
E) Special sensitivities

Question 7

Chemical X, which is used in the manufacturing of plastics, is found to double the frequency of asthma when inhaled for more than 2 hours a day at levels of more than 2 parts per million. This is an example of which of the following approaches to environmental problems?

A) Risk assessment
B) Public health assessment
C) Ecological assessment
D) Interaction analysis
E) Systems analysis

Question 8

Chemical X is released from a plastics factory into the municipal water system, where it enters a small river and is ingested by fish and reduces their reproduction rate. Which of the following approaches to environmental problems does this represent?

A) Risk assessment
B) Public health assessment
C) Ecological assessment
D) Interaction analysis
E) Systems analysis

Question 9

The impact of chemical X is greatly increased when there is exposure to chemical Y at the same time. This information is an example of which of the following approaches to environmental problems?

A) Risk assessment
B) Public health assessment
C) Ecological assessment
D) Interaction analysis
E) Systems analysis

Question 10

All of the following are true of lead as an environmental hazard, except:

A) exposure to lead may come from food, water, and air.
B) paint in toys is a potential source of lead exposure.
C) paint in homes is no longer a source of lead exposure because lead is no longer allowed in paint.
D) the higher the blood lead levels, the more severe the biological effects of lead poisoning.