DRE Test Questions and Correct Detailed
Answers 2025/2026 / Verified Answers /
Already Graded A+
1. What does the term "drug" mean, as it is used in this course? - ANS -"Any substance
that, when taken into the human body, can impair the ability of the person to
operate a vehicle safely."
What are the seven categories of drugs? To which category does alcohol belong? To
which category
does Cocaine belong? - ANS -CNS Depressants, CNS Stimulants, Hallucinogens,
Dissociative Anesthetics, Narcotic Analgesics, Inhalants, Cannabis
What does "polydrug use" mean? - ANS -Ingesting two or more different drugs
What is a Speedball? - ANS -cocaine and heroin
In the 2013‐2014 National Roadside Survey of Alcohol and Drug Use by Drivers, more
than
________ % of drivers tested positive for at least one illegal drug. - ANS -22%
State four reasons why it is important not to rely simply on a chemical test to establish a
subject's
drug impairment. - ANS -Develop articulable facts of impairment, refusal of chemical
test, chemical test only show ingestion (not psychoactive and impairing), expensive to
test and require a large sample, rule out medical impairment
What categories of drugs were included in the Johns Hopkins Laboratory Study? - ANS
-CNS Depressant, CNS Stimulant, Cannabis
In what percentage of cases in the Los Angeles Field Validation Study did blood tests
confirm the
DREs' opinion PCP was present? - ANS -92%
What percentage of blood tests in the LAPD Field Validation Study confirmed the
presence of at
least one drug category predicted by the DRE's? - ANS -92.5%
Answers 2025/2026 / Verified Answers /
Already Graded A+
1. What does the term "drug" mean, as it is used in this course? - ANS -"Any substance
that, when taken into the human body, can impair the ability of the person to
operate a vehicle safely."
What are the seven categories of drugs? To which category does alcohol belong? To
which category
does Cocaine belong? - ANS -CNS Depressants, CNS Stimulants, Hallucinogens,
Dissociative Anesthetics, Narcotic Analgesics, Inhalants, Cannabis
What does "polydrug use" mean? - ANS -Ingesting two or more different drugs
What is a Speedball? - ANS -cocaine and heroin
In the 2013‐2014 National Roadside Survey of Alcohol and Drug Use by Drivers, more
than
________ % of drivers tested positive for at least one illegal drug. - ANS -22%
State four reasons why it is important not to rely simply on a chemical test to establish a
subject's
drug impairment. - ANS -Develop articulable facts of impairment, refusal of chemical
test, chemical test only show ingestion (not psychoactive and impairing), expensive to
test and require a large sample, rule out medical impairment
What categories of drugs were included in the Johns Hopkins Laboratory Study? - ANS
-CNS Depressant, CNS Stimulant, Cannabis
In what percentage of cases in the Los Angeles Field Validation Study did blood tests
confirm the
DREs' opinion PCP was present? - ANS -92%
What percentage of blood tests in the LAPD Field Validation Study confirmed the
presence of at
least one drug category predicted by the DRE's? - ANS -92.5%
