Hearing Aid Dispensers Written Exam Questions With Complete Solutions To Score A+

Component in input & output compression. {Ans: Feedback circuit.}What tympanogram shows significant negative pressure & normal mobility? {Ans: Type C.}If the acoustic reflex test shows 5dB, what type of loss should be suspected? {Ans: Non-organic loss.}A large perforation of TM can commonly cause how many dB of loss. {Ans: 30 dB}What type of vent effectively modifies low frequency & In non-occluding earmolds it enhances high frequency? {Ans: Parallel vent.}What tympanogram shows normal middle ear pressure but hypermobility? {Ans: Type Ad.}