Podcast
Questions and Answers
What is road risk generally defined as?
What is road risk generally defined as?
- The total number of fatalities and injuries
- The average daily traffic on the road
- The length of the road segment
- The probability of crash/fatality occurrence (correct)
How is exposure most often expressed?
How is exposure most often expressed?
- Through the annual average daily traffic (AADT) vehicles/day (correct)
- Through the probability of crash/fatality occurrence
- Through the segment length in kilometers
- Through the number of fatalities and injuries
What do the coefficients 'a', 'b', and 'c' represent in the road risk formula?
What do the coefficients 'a', 'b', and 'c' represent in the road risk formula?
- Length of the road segment
- Coefficients to be estimated (correct)
- Number of fatalities and injuries
- Average daily traffic
Why are the number of fatalities and injuries alone considered insufficient when assessing road safety problems?
Why are the number of fatalities and injuries alone considered insufficient when assessing road safety problems?
What is the predicted average crash frequency (Ni) in the road risk formula?
What is the predicted average crash frequency (Ni) in the road risk formula?
Which neurotransmitter's release is inhibited by alcohol, leading to impaired cognitive function and reduced inhibitions?
Which neurotransmitter's release is inhibited by alcohol, leading to impaired cognitive function and reduced inhibitions?
What is the primary effect of alcohol on the central nervous system (CNS)?
What is the primary effect of alcohol on the central nervous system (CNS)?
Which recreational substance is known to impair mood, cognitive function, and cause reduced inhibitions?
Which recreational substance is known to impair mood, cognitive function, and cause reduced inhibitions?
What is the impact of marijuana on the central nervous system (CNS)?
What is the impact of marijuana on the central nervous system (CNS)?
Which type of recreational substance is known to be a depressant and can impair motor coordination?
Which type of recreational substance is known to be a depressant and can impair motor coordination?