DOT Exam Study Guide QUESTIONS AND ANSWERS INCLUDED

DOT Exam Study Guide QUESTIONS AND ANSWERS INCLUDED 5 Feet - ANS A CMV driver must perceive a forced whispered voice in the better eat at not less than ___ with or w/o a hearing aid Audiogram - ANS This test is performed only when the Forced Whisper Test is failed in both ears 40 decibels - ANS If tested by the use of an audiometric device, they must not have an AVERAGE hearing loss in the better ear greater than ____ at 500Hz, 1000Hz, and 2000Hz One - ANS ___ ear and two eyes certifies! Audiologist - ANS A driver with a hearing aid usually must go to an ____ or a hearing aid center for audiometry testing 2 Years - ANS How long can a driver who meets the hearing requirements in one ear be certified? Acute and Peripheral Vesitbulopathy - ANS Inflammation of the inner ear that causes a sudden onset of vertigo. This requires a 2 month waiting period. Benign Positional Vertigo - ANS This occurs when a small piece of bone-like calcium breaks free and floats inside the Eustachian tube sending confusing messages to your brain about your body's position. This requires a 2-month waiting period. False - ANS T/F It is OK to certify someone with Uncontrolled Vertigo, Meniere's Disease, Labrythine Fistula, or Non-Functioning Labryinthes Meniere's Disease - ANS An inner ear disorder that affects balance and hearing. Labrythine Fistula - ANS An abnormal opening in the bony capsule of the inner ear resulting in the leakage of the peri lymph from the semicircular canals of the middle ear. Non-Functioning Labryinths - ANS Loss of vestibular function in both Labryinths leading to characteristic dysfunction in vision and balance. These symptoms reflect how