Ihs Questions- For License Prep Exam Questions (304 Terms) With Verified Definitions Updated 2024

Audiometric zero is: {Ans: 0 dB Hearing Level 0 db HL The level where normal ears can hear at every frequency.}Pure Tone Average estimates: {Ans: SRT}These are parts of the pinna: {Ans: Tragus, intertragal notch, triangular fossa.}A pure conductive loss shows: {Ans: All bone conduction thresholds are within normal limits.}The Zeta noise blocker was: {Ans: an example of a hybrid analog-digital hearing instrument.}At night, the battery in the instrument {Ans: can be left in the open battery door.}Peak rounding: {Ans: causes harmonic distortion above the knee.}The patent's MCL on speech circuit of the audiometer is usually judged on: {Ans: `the volume at 1000 Hz.}The average resonant frequency of the ear canal plus concha is: {Ans: 2700 Hz.}Loud speaker placement should be: {Ans: 1 meter at 45 degrees azimuth,}Magnetic microphones {Ans: have a good frequency response in the speech range.}An earhook damper is plugged when during a feedback check: {Ans: the instrument feeds back only when the coupler is removed.}A patient with a conductive loss has: {Ans: The same dynamic range as normal ears.}The occlusion effect is due to: {Ans: increase in bone conduction sound for frequencies