MRO TEST REVIEW 2025 QUESTIONS & ANSWERS
RATED 100% CORRECT!!
Can an MRO Assistant review non-negative tests? - CORRECT
ANSWER -No - all non-negative tests (positives, adulterated,
substituted, and invalids) must be reviewed by MRO
Which CCF errors can be corrected retroactively? - CORRECT
ANSWER -Omissions - Yes, Discrepancies - No
Is there a set method for correcting CCF errors? - CORRECT
ANSWER -No - MRO can ignore minor errors or correct with initials,
Written "statement of correction" for major errors, consider notarized
affidavit (better in court)
Who must have opportunity to speak personally with MRO? -
CORRECT ANSWER -Those with positive, adulterated, or
substituted tests
What sort of records should the MRO keep of contacts? - CORRECT
ANSWER -1. Document valid, consistent, SOPs
2. Log each attempt to contact
3. Document timing for 3 day and 10 day clocks
4. Validate meds with MD or Pharm D
What are the only results reported by MRO? - CORRECT ANSWER
-1. Negative (with remarks if dilute)
1|P age
, 2. Positive
3. Cancelled (with reason)
4. Refusal to test (with remarks - adulterated, substituted..)
Who are results reported to by MRO? - CORRECT ANSWER -1.
Employer - within 24 hours of verification of non-negatives
2. Donor - or authorized designee
3. Court of law - prn
4. to DHHS / DOT - (if split failed to re-confirm or if substituted
result is cancelled - rare)
When must a split specimen be analyzed? - CORRECT ANSWER -
Must be requested within 72 hours
If primary specimen is positive, how long must split sample be
preserved for? - CORRECT ANSWER -1 year
According to the American's with Disabilities Act (ADA) can you do
a drug screen before a job offer? - CORRECT ANSWER -Yes, Drug
tests are not medical examinations under ADA
According to the American's with Disabilities Act (ADA) can you do
an alcohol screen before a job offer? - CORRECT ANSWER -No,
ETOH is a medical test and is prohibited before employment by ADA
Can MRO accept medical THC as a legitimate Rx? - CORRECT
ANSWER -No - Federal Law trumps state law and THC is Schedule
I, there is no acceptable excuse for a federal employee to have THC
2|P age
RATED 100% CORRECT!!
Can an MRO Assistant review non-negative tests? - CORRECT
ANSWER -No - all non-negative tests (positives, adulterated,
substituted, and invalids) must be reviewed by MRO
Which CCF errors can be corrected retroactively? - CORRECT
ANSWER -Omissions - Yes, Discrepancies - No
Is there a set method for correcting CCF errors? - CORRECT
ANSWER -No - MRO can ignore minor errors or correct with initials,
Written "statement of correction" for major errors, consider notarized
affidavit (better in court)
Who must have opportunity to speak personally with MRO? -
CORRECT ANSWER -Those with positive, adulterated, or
substituted tests
What sort of records should the MRO keep of contacts? - CORRECT
ANSWER -1. Document valid, consistent, SOPs
2. Log each attempt to contact
3. Document timing for 3 day and 10 day clocks
4. Validate meds with MD or Pharm D
What are the only results reported by MRO? - CORRECT ANSWER
-1. Negative (with remarks if dilute)
1|P age
, 2. Positive
3. Cancelled (with reason)
4. Refusal to test (with remarks - adulterated, substituted..)
Who are results reported to by MRO? - CORRECT ANSWER -1.
Employer - within 24 hours of verification of non-negatives
2. Donor - or authorized designee
3. Court of law - prn
4. to DHHS / DOT - (if split failed to re-confirm or if substituted
result is cancelled - rare)
When must a split specimen be analyzed? - CORRECT ANSWER -
Must be requested within 72 hours
If primary specimen is positive, how long must split sample be
preserved for? - CORRECT ANSWER -1 year
According to the American's with Disabilities Act (ADA) can you do
a drug screen before a job offer? - CORRECT ANSWER -Yes, Drug
tests are not medical examinations under ADA
According to the American's with Disabilities Act (ADA) can you do
an alcohol screen before a job offer? - CORRECT ANSWER -No,
ETOH is a medical test and is prohibited before employment by ADA
Can MRO accept medical THC as a legitimate Rx? - CORRECT
ANSWER -No - Federal Law trumps state law and THC is Schedule
I, there is no acceptable excuse for a federal employee to have THC
2|P age
