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Exam (elaborations)

MRO Practice Questions with Verified Answers | Drug Testing, DOT, SAMHSA

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Prepare for MRO certification or workplace drug testing exams with this comprehensive set of practice questions and verified answers. Covers DOT regulations, specimen validity, laboratory procedures, alcohol testing, and more.

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MRO PRACTICE QUESTIONS WITH
DETAILED VERIFIED ANSWERS


10. Which type of drug tests are non-DOT employers most likely
to require?
A.Post-accident
B.Reasonable Suspicion
C.Return to Duty
D.Pre-placement
E.Random - correct answer- D
SAMHSA has tracked workplace drug testing and confirmed over
many years that the most frequent type of drug testing required
by employers is pre-employment/pre-placement. The least
frequent is random testing.


11. What percentage of employees who work part-time are
likely to have used an illicit drug during the last 30 days,
according to SAMHSA's National Household Survey on Drug Use
and Health?
A.4%
B.6%
C.9%

,D.14%
E.21% - correct answer- D
A higher percent of part-time employees use illicit drugs. Recent
NHSDUH results show 14% for part-time employees and 9% for
full-time employees.


12. Under the Americans with Disabilities Act which of the
following medical procedures cannot be performed until after a
qualified candidate has been tendered a job offer? (Mark all that
apply)
Select all that apply.
A.Medical History Questionnaire
B.Health Risk Appraisal Survey
C.Physical Examination focused specifically on essential job
duties
D.Alcohol evidentiary breath testing
E.Urine drug test - correct answer- A, B, C, and D


The Americans with Disabilities Act prohibits employers from
performing medical tests or examinations prior to making an
employment offer. The one exception is drug testing, which is
not considered a medical test, hence drug testing can be

,performed. Since alcohol is a legal substance, it cannot be tested
for prior to employment.


13. A person who meets 3 criteria for Substance Use Disorder is
categorized as which of the following?
A.Mild
B.Moderate
C.Severe
D.Extreme - correct answer- A
The current definition of Substance Use Disorder comes from
the American Psychiatric Association's Diagnostic and Statistical
Manual, 5th Edition (DSM-V).


14. Marijuana can enter the body by which of the following
routes? (Mark all that apply)
Select all that apply.
A.Taken Orally
B.Intravenous Injection
C.Smoked
D.Snorted Intra-nasal
E.Skin Patch - correct answer- A and C

, Unlike all the other drug categories, marijuana only has two
routes of entry into the body.


15. Which of the following drugs used as a skin patch can be
misused?
A.Cocaine
B.Methamphetamine
C.LSD
D.Fentanyl
E.Hashish - correct answer- D


Only selected synthetic opioids can enter the body through
transdermal absorption. Fentanyl is the most commonly misused
of these substances.


16. Cocaine falls into what category of drugs?
A.Opioids/Opiates
B.Psychedelics/Hallucinogens
C.Stimulants
D.Sedatives

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