IHS ILE Study Guide with 100% accurate answers

What two actions MUST a hearing healthcare professional perform before testing an existing patients hearing - correct answerClean hands in view of patient and clean or replace speculum from otoscope How does osteoma present - correct answerBony growth in external auditory canal What should a hearing healthcare professional do prior to administering a speech reception threshold test - correct answerFamiliarize patient with the word list A 36- year old female restaurant worker with history of hearing loss reports she is unable to hear as well as she did 2 years ago testing reveals moderate conductive loss what is a likely cause of the patients change in hearing - correct answerOtosclerosis What portion of the ear contains sebaceous glands - correct answerOuter portion of external auditory canal Which factor will affect patients acceptance in hearing instruments? - correct answerCosmetic preferences Why should otoblock be placed beyond second bend of ear canal - correct answerResults in complete impression of the canal What validation method can be effectively performed in a sound field environment - correct answerNU-6 A hearing health care professional is counseling a patient about expectations of amplification what information should the hearing healthcare professional include in this therapy - correct answerOutside factors that can hinder hearing A patient has been using an ITC hearing instrument for approx 16 mos the patient has a new job that requires use of telephone with a headset - correct answerAdd an amplifier to existing phone A patient complains that the hearing instrument works intermittently After initial inspection the hearing healthcare professional squeezes and taps on the case What is the suspected problem - correct answerAn amplifier problem Germicidal wipes are an example of - correct answerDisinfectant 4 modes of transmission - correct answerContact, Indirect contact, Droplet, Vehicle, Airborne, vectorborne Contact - correct answerDirectly infected by the host Indirect contact - correct answerTouching something contaminated by an infected person. Surfaces or objects Droplet - correct answertransmission via airborne droplets Vehicle - correct answerTransmitted by contaminated substances such as water, food, blood or bodily substance Airborne - correct answerDroplet or neucli or dust transmission Vectorborne - correct answerAnimals or insects carries pathogen Characteristics of tympanic membrane - correct answerPinkish- gray in color oval shaped Audiometric zero - correct answerThe average softest intensity that someone with normal hearing can detect Tympanometry - correct answerMeasures middle ear function and compliance is also known as imittence audiometry Acoustic Reflex - correct answerMiddle ear muscle reflex, tympanometer is used to measure activity of stapedius muscle TPP - correct answerTympanometric peak pressure- 0.6-144cc ECV - correct answerEar canal volume +200 to 400 mH2o or dapa The most common cause of sudden loss of of hearing at 4000Hz is - correct answerAcoustic trauma What condition would not be a concern in establishing pure tone air conduction threshold - correct answerOtosclerosis A large dip at 6000Hz in ONE ear only with a positive tone decay is an indicative of - correct answerA possible retrocochlear tumor A patient who has worn hearing aids for a long time reports his ears are stopped up he recently had a cold, What will give the MOST information about this patients complaint - correct answerImpedance audiometery What programmable adjustment would be BEST to control loud sharp sounds - correct answerIncrease the compression ratio During otoscopic inspection what is NOT a consideration for earmold selection - correct answerCompliance of tympanum A patient comes in complaining that his ITC aids were working fine until he had them cleaned now they are week and feeding back What is most likely the cause of the problem - correct answerReceiver tubing pushed in A patient who has had a radical mastoidectomy has been referred to your office for a new earmold Physician is urging caution due to short canal What would be true about this patient - correct answerMultiple otoblocks may be needed, Careful placement of otoblock is needed DSP is - correct answerdigital signal processing What is the test to determine the effectiveness of directional microphones - correct answerQuickSIN Cochlea can only clarify and purify up to - correct answer90dB Vagus nerve - correct answeris the 10th cranial nerve it lies at the bottom of the ear canal and when irritated can cause Arnolds Reflux Cochlear Dead spot signs - correct answerHigh frequencies are greater than 65dB HL and pure tones sound like crackles Stria Vascularis - correct answerProduces endolymph fluid Organ of corti is located - correct answerOn the basilar membrane Inner hair cell characteristics - correct answerAre afferent approx 3,000 in each ear and damage results in severe hearing loss with poor word recognition scores