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MRO Medical Review Officer ACTUAL EXAM 2026-2027
COMPLETE QUESTIONS AND VERIFIED SOLUTIONS
LATEST UPDATE THIS YEAR
QUESTION: Which of the following are Not MRO responsibilities?
A. Review results of blind quality control samples
B. Monitor errors made by collectors
C. Give official interpretations of DOT regulations to employers
D. Act as a "gatekeeper" for drug test results
E. All of the above are MRO responsibilities - ANSWER-Give official interpretations of DOT
regulations to employers
QUESTION: What agencies fall under DOT Regulations: - ANSWER-FAA
USCG
FMCSA
PHMSA
FTA
FRA
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QUESTION: What 2 government agencies are authorized to interpret federal D&A regulations -
ANSWER-Office of Drug and Alcohol Policy and Compliance (ODAPC) and the DOT Office of
General Counsel (OGC)
QUESTION: True/False
MRO is required to review all drug and alcohol test results - ANSWER-False
QUESTION: What does SAP stand for? - ANSWER-Substance Abuse Professional
QUESTION: Which is not one of the topics covered in 49 CFR Part 40?
A. Urine collection personnel
B. Medical Review Officer and the Verification Process
C. Role of the Medical Review Assistant
D. Problems with Drug Tests
E. Public Interest Exclusion
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F. All the above are covered in 49 CFR Part 40 - ANSWER-C. Role of the Medical Review
Assistant
QUESTION: Each of the five DOT operating agencies has a set of regulations unique to that
agency. Which of the following subjects is not found in one of the operating agency
regulations?
A. List of job duties that are covered by the DOT regulations
B. Consequences for a positive drug or alcohol test
C. Procedures for performing a urine drug screen collection
D. Training requirements for employees and supervisors
E. Definition of an accident that requires post-accident testing
F. All the above are correct - ANSWER-C. Procedures for performing a urine drug screen
collection
QUESTION: Which is a true statement about the Designated Employer Representative (DER)?
A. Must receive training and pass a DER certification test
B. Must have the authority to terminate employees who violate DOT drug testing rules
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C. Is responsible for identifying employee behavior that requires a reasonable suspicion test
D. Is authorized to receive drug test results from the MRO - ANSWER-D. Is authorized to receive
drug test results from the MRO
QUESTION: Which of the following entities is not considered to be a Service Agent?
A. Collector
B. MRO
C. DER
D. MRO Assistant
E. SAP
F. Laboratory
G. All the above are Service Agents - ANSWER-C. DER
Q; Which statement is correct about a canceled test?
A. The employer must treat a canceled test the same as a negative test.
B. The donor must be tested again if the test was a post-accident test.
MRO Medical Review Officer ACTUAL EXAM 2026-2027
COMPLETE QUESTIONS AND VERIFIED SOLUTIONS
LATEST UPDATE THIS YEAR
QUESTION: Which of the following are Not MRO responsibilities?
A. Review results of blind quality control samples
B. Monitor errors made by collectors
C. Give official interpretations of DOT regulations to employers
D. Act as a "gatekeeper" for drug test results
E. All of the above are MRO responsibilities - ANSWER-Give official interpretations of DOT
regulations to employers
QUESTION: What agencies fall under DOT Regulations: - ANSWER-FAA
USCG
FMCSA
PHMSA
FTA
FRA
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QUESTION: What 2 government agencies are authorized to interpret federal D&A regulations -
ANSWER-Office of Drug and Alcohol Policy and Compliance (ODAPC) and the DOT Office of
General Counsel (OGC)
QUESTION: True/False
MRO is required to review all drug and alcohol test results - ANSWER-False
QUESTION: What does SAP stand for? - ANSWER-Substance Abuse Professional
QUESTION: Which is not one of the topics covered in 49 CFR Part 40?
A. Urine collection personnel
B. Medical Review Officer and the Verification Process
C. Role of the Medical Review Assistant
D. Problems with Drug Tests
E. Public Interest Exclusion
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F. All the above are covered in 49 CFR Part 40 - ANSWER-C. Role of the Medical Review
Assistant
QUESTION: Each of the five DOT operating agencies has a set of regulations unique to that
agency. Which of the following subjects is not found in one of the operating agency
regulations?
A. List of job duties that are covered by the DOT regulations
B. Consequences for a positive drug or alcohol test
C. Procedures for performing a urine drug screen collection
D. Training requirements for employees and supervisors
E. Definition of an accident that requires post-accident testing
F. All the above are correct - ANSWER-C. Procedures for performing a urine drug screen
collection
QUESTION: Which is a true statement about the Designated Employer Representative (DER)?
A. Must receive training and pass a DER certification test
B. Must have the authority to terminate employees who violate DOT drug testing rules
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C. Is responsible for identifying employee behavior that requires a reasonable suspicion test
D. Is authorized to receive drug test results from the MRO - ANSWER-D. Is authorized to receive
drug test results from the MRO
QUESTION: Which of the following entities is not considered to be a Service Agent?
A. Collector
B. MRO
C. DER
D. MRO Assistant
E. SAP
F. Laboratory
G. All the above are Service Agents - ANSWER-C. DER
Q; Which statement is correct about a canceled test?
A. The employer must treat a canceled test the same as a negative test.
B. The donor must be tested again if the test was a post-accident test.
