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101 Cards in this Set
- Front
- Back
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What electrode array is recommended for an ossified cochlea? |
Split arrary |
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What ages are covered through IDEA? |
3-21 |
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Part C of IDEA? |
Under 3 |
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What is characteristic of auditory neuropathy? |
Mod to greater SNHL, normal tymps, normal OAEs, abnormal ABR |
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Are acoustical radiations an outer ear component of BC or AC? |
BC |
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What law is PL 92-142 and what does it cover? |
IDEA - Least restrictive environment and free and appropriate education for 3-21 year olds |
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Describe Waardenburg's syndrome. |
White forelock, wide set eyes, dominant, SNHL, different colored irises |
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What are the acoustics necessary for classrooms? |
Unoccupied classroom levels must not exceed 35 dBA, +15 SNR, 0.6 reverb or 0.7 for larger rooms |
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Name a dominant syndrome with delayed SNHL, renal disease, blood platelet defect, and ocular disorders. |
Alport |
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What is the half gain rule? |
Gain is half the client's threshold. |
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What are the HA-1 2cc couplers used for? |
ITE, CIC, ITC (custom aids) |
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What is an HA-2 2cc coupler used for? (there are 2) |
BTE (or inserts with rigid tubing attachment) |
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What codes have 5 digits and are used to bill for procedures? |
CPT |
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What codes are used for diagnoses and have 3 digits followed by 2 decimal points? |
ICD |
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What do you do to get from dB HL to dB SPL? |
HL + __ = SPL SPL - __ = HL (500 =11.5; 1000 = 7; 2-4K = ~9-10; 6000 = 15.5) |
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With NIHL, what 3 freqs are important because of communication? |
500, 1000, 2000 |
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What disease (a type of herpes) is the most common cause of congenital HL and mostly asymptomatic? |
CMV |
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What are the most ototoxic drugs from mother to fetus? |
Aminoglycosides (mycin) |
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What are the differences between microtia, atresia, and stenosis? |
Microtia = mini ear Atresia = no EAC Stenosis = narrowing |
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What is it called when masking extends to frequencies greater than the masker but not below it? |
Upward spread of masking |
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Which aplasia has no inner ear? |
Michel |
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Which aplasia has no bony or membranous labyrinths in the inner ear? |
Mondini's |
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What aplasia affects membranous ducts and saccule? |
Schiebe's |
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What is Alexander's aplasia? |
Affects cochlear duct and basal turn |
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When you have data on number of clients, complexity of client services, and contact hours over extended periods what are you measuring? |
Proper client to clinician ratio |
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The occlusion effect affects the measurement of what thresholds at low frequencies? |
BC |
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Define standard threshold shift. |
>10 dB change when 2, 3, 4, kHz are averaged (significant change is >15 at any freq) |
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When do you have the strongest correlation coefficient? |
When 2 variables under study are furthest away from 0 because 0 = no correlation |
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What is the leading cause of unilateral deafness? |
Mumps |
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The first harmonic is also what? |
The fundamental frequency |
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What causes fluid filled vesicles on the outer ear, facial paralysis and otalgia? |
Ramsay hunt (herpes zoster oticus) |
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Screen by ___, Diagnose by ___, Intervene by ___ |
1, 3, 6 months |
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If 1000Hz tone is played and 0.5ms later another 1000Hz tone is played, what is the phase in degrees? |
180 |
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What brings the best test-retest reliability with WR scores? |
50 words at 100% |
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What do cardoids drown out? |
Noise from behind |
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What disease is associated with aural fullness, LFHL, roaring tinnitus, vertigo? |
Meniere's |
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T/F It is unethical to give one group a treatment and give another group nothing. |
True |
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What can cause asymmetrical slowing of the eye and normally causes problems on the opposite side of the body from the damaged area? |
Brainstem infarction |
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T/F It is unethical to elicit tinnitus with a chemical substance. |
True |
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What is the next step when you find a perilymph fistula? |
VNG/ENG
But you can also do a fistula test, valsalva test, audiometry, ecog, MRI (just to rule out other things) |
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What would you bill for with speech and puretone audiometry? |
Comp eval |
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What can cause you to require pediatric vestib testing? |
Rubella (syphilis) |
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What could cause a HA not to be working after a HA check? |
Blocked Tubing |
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What frequencies are measured in industrial? |
500, 1k, 2k, 3k, 4k, and 6 kHz |
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What is attenuated in hearing protection? |
High frequencies |
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What is used to measure sound levels a worker is exposed to when he moves around a lot? |
Dosimeter |
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What is the piece called that connects FM to HA? |
FM receiver, audio shoe, boot |
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T/F IF one temp lobe is missing auditory radiations, pure tone threshold can be normal due to redundancy. |
True |
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When do you refer for tinnitus? |
Always, but especially if its pulsatile |
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If a patient complains of not hearing parts of speech with amp, what is to blame? |
WDRC |
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How do you verify infants in HA fittings? |
REIG or real ear measures |
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What should you use to monitor ototoxicity? |
High frequency audiometry |
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What is the range for SDT to SRT? |
8-12 dB |
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What should always be tested in age related hearing loss? |
PTs, BC, speech testing |
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If patient complains tones aren't long enough to hear, what is the problem? |
Temporal integration/summation |
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What wave do you look for in threshold ABR? |
Wave V |
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How can you estimate thresholds? |
Half-gain rule |
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What can be used in intraoperative monitoring? |
ABR and ECOG |
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What is BICROS used for? |
Prevents head shadow effect caused by profound HL in one ear, when there is significant HL in the other ear |
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What does ECOG evaluate? |
SP/AP ratio |
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Child who is chronologically 5, but developmentally 3 should use what word list? |
NU-CHIPS |
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What physiological test measures abnomalities in APD? |
P300 |
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What percentage indicates unilateral weakness? |
>20-25% difference between ears |
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What do you do to treat BPPV in horizontal canal? |
Log roll |
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What ages and tests are used for peds? |
0 to 4-6 mos = BOA 4-6 mos to 2 yrs = VRA 2 to 5 yrs = CPA |
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What does a HA need to use a neck loop? |
T-coil |
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What type of speech uses hand signs to accompany speech? |
Cued speech |
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What type of OAEs are ones that are present when no tone is elicited? |
SOAEs |
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What is the OSHA guideline requiring HPDs? |
29 CFR 1910.95 |
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What part of the ear is responsible for linear acceleration? |
Utricle and Saccule |
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What frequencies are measured for test box HFA? |
1000, 1600, and 2500 Hz |
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How often should hearing impaired kids be seen? |
Every 3 months first 2 years, then every 4-6 months after |
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Which speech test is used for children 6-9 years of age and not under 6? |
PBK 50 |
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What is indicated if nystagmus doesn't decrease w/fixation, vertical, square jerk wave, nonlinear slow phases, and direction changing? |
Central |
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Which speech test is used for children 4-6 years of age with no verbal response necessary? |
WIPI |
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What type of ABR detects small tumors? |
Stacked (derived band) ABR |
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How do you eliminate the CM from ECOG measurement? |
Alternating polarity |
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What is measured when input is at input mic and output is at HA-2 coupler? |
Full On Gain (FOG) |
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REAR - REUR = ______ |
REIG |
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What is the 4 stage process for amp in peds? |
Assessment, selection, verification, validation |
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Which canal with BPPV has ageotropic nystagmus? |
Anterior |
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What dB increase after 90 dB requires halving exposure time? |
5 dB |
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Baseline audios are required within how many months of beginning work? |
6 months |
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How many days do you have to make employees aware of STS? |
21 days |
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When should calibrations be performed? |
Biological = daily Acoustic = annually Exhaustive = every 2 years |
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What is ANSI s12.68-2007? |
Describes HPD attenuation as a range between 2 values |
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What is a recessive disorder involving the thyroid, sev-prof HL, and enlarged vesib aqueduct? |
Pendred |
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What is alpert syndrome? |
Dominant, conductive HL, craniofacial anomalies, stapes fixation, fused fingers and toes |
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What is a recessive syndrome affecting eyes and vestib function? |
Usher |
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What is a dominant disorder with cond/mixed HL and facial anomalies (cleft palate, fishlike mouth) |
Treacher-collins |
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What is another name for oculoariculovertibrl dysplasia (recessive, conductive, facial asymmetry, eye and ear anomalies, heart disease, club foot)? |
Goldenhar syndrome |
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What is a recessive disorder with delayed, progressive SNHL with retinitis pigmentosa, diabetes, and obesity? |
Alstrom |
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What dominant syndrome has any type of HL, OE, ME, and IE abnomalities, ear pits, renal dysfunction, and branchial fistulas? |
Branchio-oto-renal |
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What is osteogenesis? |
Dominant, any HL, fragile bones, large skull, hemorrhage tendencies, stapes fixation |
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What is a recessive disorder with delayed and progressive SNHL, ataxia, nystagmus, and optic atrophy? |
Fredriech's ataxia |
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What is stickler/marshall syndrome? |
Dominant, all HL, eye disorders, small lower jaw |
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What disease can cause HL and nystagmus in affected children? |
Syphilis |
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What does CHARGE stand for? |
Coloboma of eye Heart anomally Atresia of chonae Retarded development and growth Ear anomaly |
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Which type of neurofibromatosis is dominant with tumors, skeletal issues, cafe au lait spots, & vision problems? |
Type 1 |
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What is hunter syndrome? |
X-linked, all HL, dwarfism, skeletal issues, corneal clouding, affects males only, similar to Hurler |
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What entails dominant genes, bilatera VIII N tumors, and is good for aud brainstem implants? |
Neurofibromatosis type 2 |
