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IHS Comprehensive License Exam Prep
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IHS Comprehensive License Exam Prep
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IHS Comprehensive License Exam Prep"Energy cannot be created or destroyed" is: - ANSWER-The law of conservation of
energy.
A ''0" mm (H2O) pressure reading means: - ANSWER-That no pressure is being
exerted on the TM.
A basic problem for clients with asymmetrical hearing loss is: - ANSWER--
Discriminating speech from one side of the head with ---no usable hearing.
-an inability to locate sound.
-hearing in the presence of noise.
A bone conduction instrument should be used when: - ANSWER-The patient has
chronic otitis media.
A BTE instrument, properly attached: - ANSWER-Fits the contours of the ear.
A capacitor: - ANSWER-blocks the low frequencies and passes the high frequencies.
A characteristic of a conductive loss is: - ANSWER-A soft spoken patient.
A cholesteatoma can be described as: - ANSWER-A pouch of skin filled with epithelial
debris.
A cholesteatoma: - ANSWER--Occurs in the middle ear
-May perforate the eardrum
-Is usually accompanied by a constant odorous discharge.
A conductive loss may be caused by: - ANSWER--Perforations of the tympanic
membrane.
-Immobile middle ear ossicles
-Otits media
A dial on the audiometer to control the decibels of output is called - ANSWER--A
hearing level dial
-An attenuator dial
A FET changed the high impedance problems of the: - ANSWER-Ceramic microphones
A formant is: - ANSWER-A concentration of energy around certain frequencies.
A formant is: - ANSWER-A frequency region within a complex tone where certain
harmonics have a relatively large energy,
,A greater flow of current produces: - ANSWER-more volume.
A hearing aid that works with the battery door slightly open, but shuts off when you
close the door: - ANSWER-wires touching the battery.
A linear amplifier has a 1:1 relationship. This means that if you rotate the volume control
on a linear aid you change: - ANSWER-The gain and the output.
A long canal on the earmold has the effect of: - ANSWER-accentuating the low
frequencies
A masking delima occurs when: - ANSWER--It is impossible to mask
-The patient displays a bilateral conductive loss
-Masking cannot be completed due to overmasking.
A mixed loss exhibits: - ANSWER--A sensorineural component
-A conductive component
A patient with a conductive loss has: - ANSWER-The same dynamic range as normal
ears.
A plastic or steel strut replaces the stapes during a: - ANSWER-Stapedectomy.
A programmable hearing instrument with 4 channels and 1 memory could be
considered a: - ANSWER-Class 3 programmable hearing instrument.
A pure conductive loss shows: - ANSWER-All bone conduction thresholds are within
normal limits.
A radical mastiodectomy incudes removal of: - ANSWER-Ossicular chain, mastoid.
A Real Ear measurement system incorporates all of the following: - ANSWER-Signal
generator, reference microphone, measurement microphone, display device.
A resistor: - ANSWER-restricts the high frequencies.
A sensorineural component is the difference between: - ANSWER-BC thresholds and
the range of normal hearing.
A sensorineural hearing loss is due to a disorder in the: - ANSWER-Inner ear.
A sign of a dirty volume control is: - ANSWER-intermittent static.
A small pressure vent (0.20 to 0.30) in an earmold will: - ANSWER--have little or no
effect on frequencies above 400 Hz.
-generally reduce levels at frequencies below 200 Hz.
, -reduce atmospheric pressure build up.
A source of information that helps to identify which ear is responding to bone conduction
stimuli is: - ANSWER--Tympanometry
-Acoustic Reflex testing
-Bone conduction with masking
A swollen ear may be caused by: - ANSWER--Eczema
-Otitis externa
-Dermatitis
A symptom of recruitment is: - ANSWER-Intolerance for loud sounds.
A transducer is : - ANSWER-receiver, microphone, telephone coil.
A tympanic membrane perforation may cause a: - ANSWER-Conductive loss.
A type "A" tympanogram would indicate: - ANSWER-Normal pressure and compliance.
Acoustic gain is measured in: - ANSWER-decibles SPL
Advise the patient to wear the instrument: - ANSWER-Regularly on a daily basis.
Afferent fibers: - ANSWER-Transmit from cochlea to the brain.
All ANSI instrument measurements are: - ANSWER-SPL
Although pure tones sound artificial to us, they have the advantage of: - ANSWER-
Measuring a specific frequency without involvement of other frequencies.
Ambient noise in the environment during bone conduction testing will: - ANSWER-Affect
the test results in the lower frequencies.
Amplifiers: - ANSWER-generate distortion.
An advantage of a CIC fitting is: - ANSWER--reduced acoustic feedback, during phone
use
-decreased wind noise
An air-bone gap means the: - ANSWER-Air conduction thresholds are worse than bone
conduction thresholds.
An audiogram with less loss at the high and low frequencies than the middle frequency
region is classified as: - ANSWER-Trough -shaped curve
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