#1
Which of the following is NOT a common substance known to impair driving abilities?
Caffeine
ExplanationCaffeine does not impair driving abilities.
#2
Which of the following is NOT a symptom of substance impairment while driving?
Increased focus
ExplanationIncreased focus is not a symptom of substance impairment while driving.
#3
Which of the following is NOT a factor contributing to substance-related impairment while driving?
Weather conditions
ExplanationWeather conditions do not contribute to substance-related impairment while driving.
#4
Which of the following drugs is a stimulant that can lead to increased risk-taking behavior while driving?
Cocaine
ExplanationCocaine is a stimulant that can lead to increased risk-taking behavior.
#5
What is the most commonly used illegal drug worldwide that can impair driving abilities?
Methamphetamine
ExplanationMethamphetamine is the most commonly used illegal drug that impairs driving abilities.
#6
What effect can alcohol have on a driver's ability?
Impair judgment and coordination
ExplanationAlcohol impairs judgment and coordination.
#7
What is the legal blood alcohol concentration (BAC) limit for most drivers in the US?
0.08%
ExplanationThe legal BAC limit for most drivers in the US is 0.08%.
#8
What is the term for the effect of combining alcohol and drugs, leading to more severe impairment than either substance alone?
Synergistic effect
ExplanationThe term for this effect is synergistic effect.
#9
Which of the following statements about driving under the influence (DUI) is true?
It can result in license suspension or revocation
ExplanationDUI can result in license suspension or revocation.
#10
What is the term for the period of time required for the body to eliminate half the amount of alcohol consumed?
Half-life
ExplanationThis term is called half-life.
#11
Which age group is most likely to be involved in alcohol-related traffic fatalities?
16-25
ExplanationThe age group most likely involved is 16-25.
#12
Which of the following factors can influence the effects of a drug on driving?
Age and gender
ExplanationAge and gender can influence the effects of a drug on driving.
#13
In addition to illegal substances, what legal medication can impair driving?
Antihistamines
ExplanationAntihistamines, though legal, can impair driving.
#14
What is the main danger associated with driving under the influence of marijuana?
Impaired judgment and perception
ExplanationThe main danger is impaired judgment and perception.
#15
What is one way to reduce the risk of substance-related impairment while driving?
Using a designated driver
ExplanationUsing a designated driver can reduce the risk.
#16
What is the legal consequence of refusing to take a breathalyzer test when suspected of driving under the influence?
Fine and license suspension
ExplanationThe consequence is a fine and license suspension.
#17
Which of the following is an example of a field sobriety test used by law enforcement to assess impairment?
Walking in a straight line
ExplanationOne example is walking in a straight line.