NRCME (DOT) TESTBAK LATEST VERSION EXAM WITH
ACTUAL 170 QUESTION AND CORRECT DETAILED
ANSWERS WITH RATIONALES.
What minimum PaO2 level is necessary if the driver has an ABG due to a chronic respiratory
disorder?
a. 70 mm Hg
b. 55 mm Hg
c. 60 mm Hg
d. 65 mm Hg - (ANSWER)65 mmhg
A driver first perceives a whispered voice at 5 feet in his right ear and 4 feet in his left ear. All
other aspects of his physical examination are unremarkable. The examiner should:
a. Disqualify the driver because he "failed" the whispered voice
test.
b. Certify the driver for 2 years. c. Certify the driver for 1 year. d. Require an audiometric test to
determine the extent of hearing loss in his leftear. - (ANSWER)certify for 2 years
A driver reports for an examination 6 weeks after suffering a mild heart attack and presents a
note from his cardiologist stating that he is able to return to work immediately without
restriction. Included within the note, the cardiologist provides recent testing information showing
that the driver had an ETT that showed he was able to reach 12 METS during the test. His
echocardiogram showed an ejection fraction of 65%. The examination of the driver is
unremarkable. The examiner should:
a. Disqualify the driver.
b. Qualify the driver for 1 year. c. Qualify the driver for 2 years. d. Consult with the cardiologist
to determine if the driver suffers from angina. - (ANSWER)disqualify the driver
,The driver has not completed the required 2-month waiting period, but all other requirements for
medical clearance and required testing have been met. The driver would be certified for 1 year at
the completion of the waiting period
A driver provides an audiometric test documenting the following:
1. 500 Hz: 35 Right ear; 40 Left ear
2. 1000 HZ: 40 Right ear; 45 Left ear
3. 2000 HZ: 40 Right ear; 45 Left ear
4. 4000 Hz: 50 Right ear; 50 Left ear
The medical examiner should:
a. Disqualify the driver because he does not meet minimum hearing requirements
to drive.
b. Certify the driver for 2years. c. Certify the driver for 1 year. d. Require the driver to obtain a
hearing exemption - (ANSWER)certify the driver for 2 years
During the examination of a commercial driver, the examiner notices that the driver's peripheral
vision is 70 degrees to the left and 80 degrees to the right. The examiner should:
a. Qualify the driver for 2years. b. Require the driver to obtain a vision exemption because of the
limitation in the driver's left peripheral field.
c. Disqualify the driver.
d. Have the driver consult with an Ophthalmologist to determine if the driver's peripheral vision
meets minimum standards. - (ANSWER)Qualify the driver for two years
During examination, the medical examiner notices that the driver is distant, lacks eye contact and
shows absolutely no emotional response during the exam. The examiner's best response should
be:
a. Provide the driver with a "CAGE" questionnaire to determine if he suffers from alcoholism.
,b. Disqualify the driver and refer him to a mental health professional prior to consideration for
certification. c. Certify the driver with a 1-time, 3-month certificate to determine if there is any
effect on the driver's ability to drive a CMV.
d. Require a skill performance evaluation to ascertain if the driver has any limitations with
driving - (ANSWER)Disqualify the driver and refer him to a mental health professional prior to
consideration for certification.
A driver admits to the use of marijuana for the treatment of his glaucoma, which is legal in the
State in which he lives. He provides medical documentation for the glaucoma indicating he is
able to drive a truck. He began using the marijuana about three months ago. His current medical
card has no limitations listed and is for 2 years. His certification examination is within normal
limits. The medical examiner should:
a. Disqualify the driver.
b. Perform a urine drug collection and provide the release from the testing provider.
c. Certify the driver for 1 year. d. Certify the driver for 2 years. - (ANSWER)Disqualify the
driver
A driver has a blood pressure of 136/92 mm Hg. This is:
a. Within normal limits and would not affect the driver's certification.
b. Stage 1Hypertension.
c. Stage 2Hypertension.
d. Stage 3Hypertension. - (ANSWER)Stage 1 HTN
A driver is taking Celexa for the treatment of what he calls a "mild depression." He reports he
has not considered or attempted suicide. The examiner should?
a. Certify only after obtaining written clearance for the depression and the medication from the
treating provider.
b. Certify the driver for a period of 1 year.
c. Certify the driver for a period of 2 years.
, d. Disqualify the driver until he is no longer requiring medication for the treatment of depression.
- (ANSWER)Certify only after obtaining written clearance for the depression and the medication
from the treating provider.
For a driver with insulin-treated diabetes mellitus, the medical examiner can only accept Form
MCSA-5870 if it has been properly completed within the last:
a. 25 days.
b. 30 days.
c. 45 days.
d. 60 days. - (ANSWER)45 days
What minimum PaO2 level on an ABG performed for a chronic respiratory disorder is necessary
to certify a commercial driver?
a. 55 mm Hg.
b. 60 mm Hg.
c. 65 mm Hg.
d. 70 mm Hg. - (ANSWER)65mmhg
A driver is taking Topamax for the treatment of migraine headaches. He reports good
management of his headaches and they never seem to interfere with his driving ability with the
medication. The medical examiner should?
a. Obtain medical clearance for the condition and the
medication.
b. Disqualify the driver because he is taking an anti-seizure medication.
c. Certify the driver for 1 year. d. Certify the driver for 2 years - (ANSWER)Obtain medical
clearance for the condition and the
medication
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