DOT exam || Questions with complete solutions.

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 correct answers d. 65 mm Hg 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. Permanently 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 left ear. correct answers b. Certify the driver 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. Temporarily 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. correct answers Correct answer is "A". 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. The date of the certification would be from the date of the original examination 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. correct answers Correct answer is "B". The examiner would average the results from 500 Hz, 1000 Hz and 2000 Hz. This average is 38.33 in the Right and 43.33 in the Left ear. A driver must have an average hearing loss of less than or equal to 40 in the better ear. This does not have to be met in both ears