DOT CERTIFICATION EXAM 2024 ACTUAL
EXAM 250 QUESTIONS AND CORRECT
ANSWERS |AGRADE
How many incidences of spontaneous pneumothorax may
occur prior to surgical intervention? - ...ANSWER...2
Minimum required PaO2 at <5000 ft? -
...ANSWER...65 mmHg
Frequent of sleep testing in drivers with OSA? -
...ANSWER...Yearly
Which two groups require "simple pulmonary
function testing"? - ...ANSWER...1. Smokers >35
years old
2. Any Hx of SOB, CP or wheezing
What three tests are used for initial evaluation
of pulmonary function? - ...ANSWER. 1. FEV1
2. FVC
3. FEV/FVC
What tests must be order if minimum FEV1 or FVC
requirements are not met? - ...ANSWER...Oximetry or ABG
Minimum pulse oximetry? - ...ANSWER...92%
Minimum required PaO2 at >5000 ft? -
...ANSWER...60 mmHg
,Elevation of Twin Falls and required minimum PaO2? -
...ANSWER...3,745 ft and >65 mmHg
What happens to PaO2 at high altitudes? - ...ANSWER...It
decreases. Make adjustments for drivers traveling to and from
varying elevations.
Purpose of the SPE (Skill Performance Evaluation)? -
...ANSWER...Certify a driver with a fixed deficit of
lost extremity
Can a medical examiner grant an SPE? -
...ANSWER...No. There are four FMCSA regional
centers.
Certification period for a SPE certificate? - ...ANSWER...2
years
Is medicinal marijuana allowed? - ...ANSWER...No
Who reviews a positive drug screen? -
...ANSWER...MRO (Medical Review Officer)
Max certification period if on anticoagulation? -
...ANSWER...1 year for heart, disqualified for brain.
Maximum allowed hypoglycemia episodes in 12 months and
5 years, respectively? - ...ANSWER...1 and 2
Are lithium levels required? - ...ANSWER...Yes, by my
interpretation.
Are suboxone and Chantix allowed? -
...ANSWER...Technically, though not recommended.
,Maximum certification period for DM? - ...ANSWER...1 year
unless insulin controlled then disqualified.
Duration of DM exemption? - ...ANSWER...2 years but must
present with quarterly reports and have annual recertification.
Waiting period for initial unprovoked seizure? -
...ANSWER...5 years
Waiting period for multiple seizures (no Dx of epilipsy)? -
...ANSWER...10 years
Maximum AHI for untreated OSA? - ...ANSWER...20
Waiting period after starting CPAP? - ...ANSWER...1 month
Length of condition certification for OSA pending
eval/treatment? - ...ANSWER...60 days. May have 1
additional 90 day period for compliance.
Maximum re-certification for drivers with OSA? -
...ANSWER...1 year
Minimum compliance with CPAP? - ...ANSWER...4 hours
a day on 70% of days
What are the differences between
the medical standards and the
medical
guidelines? - ...ANSWER...Standards/regulations are law.
Guidelines are best practices.
In which regulation(s) are the driver
, physical qualification standards cited? - ...ANSWER...49 CFR
391.41
In which regulation(s) are the medical examiners
responsibilities cited? - ...ANSWER...49 CFR
391.43
What objective tests and measurements are
required as part of the driver physical
examination? - ...ANSWER...- Height and
weight
- Vision
- Hearing
- Blood pressure and pulse
- Urine dipstick for specific gravity,
protein, blood, and glucose
What are the possible outcomes of the driver
physical examination? - ...ANSWER...Certification or
disqualification
To pass the interstate CMV driver
vision exam, a visual acuity of
corrected or uncorrected is required. - ...ANSWER...20/40
or better in BOTH eyes individually and combined
What eye conditions must the
medical examiner ask the driver
about and if indicated request
specialist evaluation? - ...ANSWER...Retinopathy, cataracts,
aphakia (absence of the
lens), glaucoma, and macular
degeneration
According to FMCSA regulations, which
EXAM 250 QUESTIONS AND CORRECT
ANSWERS |AGRADE
How many incidences of spontaneous pneumothorax may
occur prior to surgical intervention? - ...ANSWER...2
Minimum required PaO2 at <5000 ft? -
...ANSWER...65 mmHg
Frequent of sleep testing in drivers with OSA? -
...ANSWER...Yearly
Which two groups require "simple pulmonary
function testing"? - ...ANSWER...1. Smokers >35
years old
2. Any Hx of SOB, CP or wheezing
What three tests are used for initial evaluation
of pulmonary function? - ...ANSWER. 1. FEV1
2. FVC
3. FEV/FVC
What tests must be order if minimum FEV1 or FVC
requirements are not met? - ...ANSWER...Oximetry or ABG
Minimum pulse oximetry? - ...ANSWER...92%
Minimum required PaO2 at >5000 ft? -
...ANSWER...60 mmHg
,Elevation of Twin Falls and required minimum PaO2? -
...ANSWER...3,745 ft and >65 mmHg
What happens to PaO2 at high altitudes? - ...ANSWER...It
decreases. Make adjustments for drivers traveling to and from
varying elevations.
Purpose of the SPE (Skill Performance Evaluation)? -
...ANSWER...Certify a driver with a fixed deficit of
lost extremity
Can a medical examiner grant an SPE? -
...ANSWER...No. There are four FMCSA regional
centers.
Certification period for a SPE certificate? - ...ANSWER...2
years
Is medicinal marijuana allowed? - ...ANSWER...No
Who reviews a positive drug screen? -
...ANSWER...MRO (Medical Review Officer)
Max certification period if on anticoagulation? -
...ANSWER...1 year for heart, disqualified for brain.
Maximum allowed hypoglycemia episodes in 12 months and
5 years, respectively? - ...ANSWER...1 and 2
Are lithium levels required? - ...ANSWER...Yes, by my
interpretation.
Are suboxone and Chantix allowed? -
...ANSWER...Technically, though not recommended.
,Maximum certification period for DM? - ...ANSWER...1 year
unless insulin controlled then disqualified.
Duration of DM exemption? - ...ANSWER...2 years but must
present with quarterly reports and have annual recertification.
Waiting period for initial unprovoked seizure? -
...ANSWER...5 years
Waiting period for multiple seizures (no Dx of epilipsy)? -
...ANSWER...10 years
Maximum AHI for untreated OSA? - ...ANSWER...20
Waiting period after starting CPAP? - ...ANSWER...1 month
Length of condition certification for OSA pending
eval/treatment? - ...ANSWER...60 days. May have 1
additional 90 day period for compliance.
Maximum re-certification for drivers with OSA? -
...ANSWER...1 year
Minimum compliance with CPAP? - ...ANSWER...4 hours
a day on 70% of days
What are the differences between
the medical standards and the
medical
guidelines? - ...ANSWER...Standards/regulations are law.
Guidelines are best practices.
In which regulation(s) are the driver
, physical qualification standards cited? - ...ANSWER...49 CFR
391.41
In which regulation(s) are the medical examiners
responsibilities cited? - ...ANSWER...49 CFR
391.43
What objective tests and measurements are
required as part of the driver physical
examination? - ...ANSWER...- Height and
weight
- Vision
- Hearing
- Blood pressure and pulse
- Urine dipstick for specific gravity,
protein, blood, and glucose
What are the possible outcomes of the driver
physical examination? - ...ANSWER...Certification or
disqualification
To pass the interstate CMV driver
vision exam, a visual acuity of
corrected or uncorrected is required. - ...ANSWER...20/40
or better in BOTH eyes individually and combined
What eye conditions must the
medical examiner ask the driver
about and if indicated request
specialist evaluation? - ...ANSWER...Retinopathy, cataracts,
aphakia (absence of the
lens), glaucoma, and macular
degeneration
According to FMCSA regulations, which
