FMCSA Driver Medical Standards and Fitness for Duty

Question 1

What is the maximum blood pressure level at which a CMV driver can still be medically certified, even with a shortened certification period?

Accepted Answer

190/110

Answer

Drivers with blood pressure of 180/110 (Stage 2) can be certified for one year with treatment, but Stage 3 (190/110+) is disqualifying.

Question 2

Under FMCSA rules, which hearing standard must a CMV driver meet?

Accepted Answer

Perceive a forced whispered voice at 5 feet in the better ear

Answer

Drivers must be able to perceive a forced whispered voice in the better ear at not less than 5 feet with or without a hearing aid.

Question 3

What is the only exemption program that allows a driver with insulin-treated diabetes to operate a CMV in interstate commerce?

Accepted Answer

FMCSA Insulin-Treated Diabetes Mellitus Exemption Program

Answer

The FMCSA ITDM Exemption Program allows qualifying insulin-treated diabetic drivers to operate CMVs after rigorous evaluation.

Question 4

Which sleep disorder must be evaluated and treated before a driver can obtain a full 2-year medical certificate?

Accepted Answer

Obstructive Sleep Apnea (OSA)

Answer

Obstructive Sleep Apnea poses a significant crash risk; drivers with OSA must be effectively treated before receiving a full medical certification.

Question 5

If a CMV driver is prescribed a new medication, what is the driver's responsibility under FMCSA rules?

Accepted Answer

Notify the carrier and confirm with a medical examiner that the medication does not affect safe driving

Answer

Drivers must ensure any prescribed medication does not impair their ability to drive safely and should inform their carrier and medical examiner.

FMCSA - Federal Motor Carrier Safety Administration Practice Test