Toxic substances can be described by
1. Toxic substances can be described by their ability to cause unwanted health effects. Which of the following statements best describes risk?
a. Probability that a hazard will occur with specific exposure conditions
b. Weighing the various policy options and selecting the most appropriate regulatory action
c. A statistically derived probability that an adverse effect will occur at a defined exposure level
d. Capacity of a substance to cause an adverse effect in a specific target organ
2. The stages in Longest’s policy-making systems model are similar to those in the ___ model commonly used in public health planning.
a. socioecological model
b. logic model
c. PRECEDE-PROCEED model
d. health belief model
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