Drug Recognition Expert School Exam
Questions And Answers |Latest 2025 |
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What does the term "drug" mean, as it is used in this course? - Answer✔A drug is any substance
that, when taken into the human body, can impair the ability of the person to operate a motor
vehicle safely.
What are the seven categories of drug? To which category does alcohol belong? To which
category does Cocaine belong? - Answer✔CNS depressants, CNS Stimulants, Hallucinogens,
Dissociative Anesthetics, Narcotic Analgesics, Inhalants, Cannabis ;
What does "polydrug use" mean? - Answer✔Ingesting drugs from two or more drug categories.
What is a "speedball"? What is a "spacebase"? - Answer✔Cocaine and Heroin; Crack and PCP
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. - Answer✔20%
State four reasons why it is important not to rely simply on a chemical test to establish a
subject's drug impairment. - Answer✔1.) develop articulable evidence of drug impairment
2.) suspect may refuse chemical tests
3.) chemical tests do not indicate recency of use
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4.) suspect may be suffering from injury or illness
What categories of drugs were included in the Johns Hopkins Laboratory Study? - Answer✔CNS
depressants
CNS stimulants
Cannabis
In what percentage of cases in the Los Angeles Field Validation Study did blood tests confirm
the DRE's opinion that PCP was present? - Answer✔92%
What percentage of subjects were found to be polydrug users in the LAPD Field Validation
Study? - Answer✔72%
What was the landmark State Supreme Court case that upheld the use of HGN as evidence of
impairment? - Answer✔State(AZ) vs. Blake
What do we call the traditional standard for admissibility of scientific evidence, set by the US
Supreme Court? - Answer✔Frye Standard
Give three important reasons for conducting drug evaluation and classification evaluations in a
standardized fashion? - Answer✔1.) help avoid mistakes
2.) help promote and maintain professionalism and consistency among DRE's
3.) help secure the court's acceptance of your testimony
What are the twelve components of the drug evaluation process? - Answer✔1.) Breath test
2.) Interview with the arresting officer
3.) Preliminary Examination (pulse,initial estimate of onset and pupil size
4.) Eye exam
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