MRO Drug Testing Procedures 2

Question 1

What is the minimum urine specimen volume required for a DOT federal workplace drug test?

Accepted Answer

30 mL

Answer

DOT regulations require a minimum of 30 mL of urine to complete a federal workplace drug test.

Question 2

Which document is used to document chain of custody for a federal workplace urine drug test?

Accepted Answer

Federal Drug Testing Custody and Control Form (CCF)

Answer

The Federal CCF is the required form for maintaining chain of custody in all DOT-mandated urine drug tests.

Question 3

If a donor cannot provide an adequate specimen on the first attempt, how long must the collector allow the donor to try again?

Accepted Answer

Up to 3 hours

Answer

Under DOT rules, the collector must allow the donor up to 3 hours to provide a sufficient specimen before documenting a refusal.

Question 4

When a direct observation collection is required, who may observe the donor provide the specimen?

Accepted Answer

A collector of the same gender as the donor

Answer

DOT regulations require that the observer during a direct observation collection must be the same gender as the donor.

Question 5

What is the acceptable temperature range for a urine specimen when presented to the collector?

Accepted Answer

90–100°F (32–38°C)

Answer

A valid specimen must read between 90°F and 100°F on the temperature strip within 4 minutes of collection.

(MRO) Medical Review Officer Certification Practice Test