DOT certification Exam Study Guide - 2023/2024 Complete Solution graded A+

DOT certification Exam Study Guide - 2023/2024 Complete Solution graded A+ Ebstein anomaly - what to do? - ANSWER>>>>certify for one year unless moderate/severe, cyanotic (R->L shunt), symptomatic bicuspid aorta, what to do? - ANSWER>>>>certify if surgery successful, don't certify if aortic diameter>5.5cm Marfan's, what to do? - ANSWER>>>>certify for one year if no CV involvement - don't certify if aortic root enlarged, aortic regurg, EF<40% small ASD, what to do? - ANSWER>>>>certify for one year if asymptomatic moderate/large ASD? - ANSWER>>>>three months post surgery, asymptomatic, clearance by cardio small VSD? - ANSWER>>>>three months post surgery, asymptomatic, clearance by cardio moderate/large VSD? - ANSWER>>>>three months post surgery, no dysrhythmia on 24h Holter, QRS<120, (if over 120 do invasive His bundle studies to show no serious electrophysiologic disorder) Hx of transposition of great vessels? - ANSWER>>>>certify if Rastelli repair where is CMV defined? - ANSWER>>>>40 CFR 390.5 where are medical examiner qualifications found? - ANSWER>>>>49 CFR 391.43 Where are general qualifications for CMV drivers found? - ANSWER>>>>49 CFR 391.11 list non-discretionary standards - ANSWER>>>>loss of limb, limb impairment, CV condition, respiratory dysfunction, HTN, RA/OA/orthopedic/muscular, mental disorder, drug use, alcoholism "average" driver demographics - ANSWER>>>>male, 40+, sedentary, obese, smoker, poor eating habits "average" driver medical health - ANSWER>>>>less healthy than average citizen, 2+ medical conditions, CV disease list 9 occupational stressors for CMV drivers - ANSWER>>>>type of route, schedule, finances, vehicle, road conditions, environmental, type of cargo when can a driver on insulin be certified? - ANSWER>>>>if he/she has FMCSA waiver - 49 CFR 391.64 OR federal exemption program FMCSA definition of "severe hypoglycemia" - ANSWER>>>>seizure, LOC, need assistance from others, impaired cog fxn if severe hypoglycemia, ask if driver has had reactions how frequently? - ANSWER>>>>1+ in last 12 months 2+ in last 5 years what happens if driver has loss of proprioception? what about peripheral neuropathy? - ANSWER>>>>DQ and DQ what if DM patient has resting tachycardia or orthostatic HOTN? - ANSWER>>>>DQ what if driver has silver wire, cotton patches? - ANSWER>>>>qualify but recommend ophthalmologist yearly what if driver has unstable retinopathy where neovascularization extends into vitreous? - ANSWER>>>>DQ driver uses telescopic lenses? - ANSWER>>>>DQ what if driver on incretin mimetics? what about other oral hypoglycemics? - ANSWER>>>>certify for one year DM exemption requires a driver to: - ANSWER>>>>annual endocrinology visit, annual optho visit, DM education, glucose monitoring forced whisper test - ANSWER>>>>hear a forced whisper at no less than 5ft audiometric testing limits - ANSWER>>>>average hearing loss no greater than 40 decibels can driver wear hearing aids during forced whisper test? - ANSWER>>>>yes audiometer should be calibrated to what standard? - ANSWER>>>>American National Standards Institute (ANSI) Z24.5-1951 driver wears a hearing aid. can you do in office whisper test? what about audiometry test? - ANSWER>>>>yes for whisper, no for audiometry how to calculate hearing loss? - ANSWER>>>>determine what decibels heard at 500Hz, 1000Hz, 2000Hz in one ear. Add the results and divide by three. Result = average hearing loss. Audiometric testing - results? - ANSWER>>>>qualify driver if less than 40dB hearing loss in good ear. both ears more than 40=DQ