HEARING AID DISPENSERS WRITTEN EXAM QUESTIONS AND ANSWERS 100.

HEARING AID DISPENSERS WRITTEN
EXAM QUESTIONS AND ANSWERS
100% CORRECT
A nlarge nperforation nof nTM ncan ncommonly ncause nhow nmany ndB nof nloss. n- nCorrect
nAnswer n- n30 ndB




What ntype nof nloss nis nfavorable nto nmedical ntreatment. n- nCorrect nAnswer n- nConductive

Carhart nNotch nappearing nat n2 nKHz. nBC ntest nis npoorer nthan nthe nactual nsensorineural
nresponse nin nthe nlow nfrequencies. nCaucasian nmiddle-aged nwomen nare nmost nat nrisk.

nWorse nfor npregnant nwomen, nwho ncan nexperience na nrapid ndecrease nin nhearing nability: n-

nCorrect nAnswer n- nOtosclerosis




___ nis ngood nto nfind nhearing nloss. n___ n& nSRT nare nwithin n5 nto n10 ndB ndifference. n-
nCorrect nAnswer n- nPTA




Component nin ninput n& noutput ncompression. n- nCorrect nAnswer n- nFeedback ncircuit.

This nvent nin na nnon-occluding nearmold nenhances nhigh nfrequencies. n- nCorrect nAnswer n-
nParallel nvent.




What nis nthe nmost ncommon nearmold nmaterial nthat nhas ndurability n& neasy nmodification? n-
nCorrect nAnswer n- nSilicone n2,000




What nis nthe nmajor nfunction nof nthe nearmold? n- nCorrect nAnswer n- nAcoustic nenhancement
nin nthe near ncanal.




Provides ncomparison nbetween nunaided n& naided noutput. n- nCorrect nAnswer n- nFunctional
ngain.




What nfrequency nis nemphasized nnaturally ndo nto nthe nlarge n& nor nopen nvent nin nthe nSIE nor
nRIC nhearing naids? n- nCorrect nAnswer n- nHigh nfrequency.




What ntympanogram nshows nsignificant nnegative npressure n& nnormal nmobility? n- nCorrect
nAnswer n- nType nC.




What ntympanogram nshows nrestricted nTM nmobility? n(Otitis nmedia) n- nCorrect nAnswer n-
nType nB.