Audiology Final

Front 1

_____ is indicated across the top of the audiogram and is measured in _____

Back 1

Frequency and HZ

Front 2

____ is indicated along the left side of the audiogram and is measured in _____

Back 2

Loudness and dBHL

Front 3

Immitance audiometry is an objective measure of the middle ear properties of ___ and _____, relationg to how well energy flows through the middle ear system

Back 3

compliance and impedance

Front 4

_______ is a measurement of middle ear pressure, measured in daPA or mmH2O

Back 4

Tympanometry

Front 5

Tympanogram classification or "type" is based on the ____ of the tympanogram

Back 5

Shape

Front 6

In response to loud sound, contraction of the ____ muscle will decrease admittance at the tympanic membrane

Back 6

stapedius

Front 7

In acoustic reflex decay testing, a __ second signal is presented at 10 dB above the acoustic reflex threshold to check fro decay in reflex response as a way to evaluate retrocochlear function

Back 7

10

Front 8

Otoacoustic Emissions (OAE) or auditory brainstem (ABR) testing are typically used in hearing screenings of ____

Back 8

newborns

Front 9

Otoacoustic emissions testing serves to analyze distortion product(s) or echo produced in the _____

Back 9

Cochlea

Front 10

In interpreting auditory evoked potentials or ABR results, you must look at peak _____ and ____

Back 10

amplitude and latency

Front 11

Audiology is the study of the ____ and ____systems and their related disorders

Back 11

hearing and balance

Front 12

The 3 parts of the ossicular chain are the ___________

Back 12

malleus, incus, and stapes

Front 13

Tuning fork tests evaluate limited aspects of hearing via _____ conduction

Back 13

bone

Front 14

Sound occurs when a disturbance creates a change in ____ in a gas, liquid, or solid medium

Back 14

pressure

Front 15

In a _____ wave, each cycle takes the same amount of time to occur and sounds _____

Back 15

periodic; musical

Front 16

A pure-tone wave one has one ____ whereas waves with two or more are called______ waves

Back 16

one; aperiodic

Front 17

The human frequency range of hearing is _____

Back 17

20-20,000 HZ

Front 18

Air conduction testing evaluates the ___ auditory systems, whereas bone conduction evaluates the ____ ear

Back 18

entire; inner

Front 19

SOund energy changes from ____ to _____ at the TM

Back 19

Acoustic; mechanical

Front 20

The primary purpose of the eustachian tube is _____ equalization

Back 20

pressure

Front 21

CHL is rarely "severe" and does not exceed a __ dB air-bone gap

Back 21

60

Front 22

The most common cause of hearing loss in the outer ear involves _____

Back 22

Wax

Front 23

The most common cause of hearing loss in children is ____ with ____ and is often temporary with no permanent effects on hearing

Back 23

otitis media; effusion

Front 24

The most common cause of hearing loss in adults is related to ___ and is preventable

Back 24

noise

Front 25

The middle ear provides impedance matching between acoustical energy at the TM/_____ connection and hydraulic energy at the _____/oval window

Back 25

malleus; stapes

Front 26

The inner ear houses two functional centers/systems: ____________

Back 26

Cochlea and vestibular system

Front 27

The _____ system tells your brain where your body is in 3-D space

Back 27

vestibular

Front 28

The 3 fluid-filled chambers of the cochlea are the ______,________, and _______ with the _____ and ______membranes separating them.

Back 28

scala vestibuli, scala media, and scala tympani; reissner's and basilar

Front 29

According to traveling wave theory, a wave in the cochlea proceeds from the base to the apex through membrane, at which point ____ are stumulated

Back 29

IHC's

Front 30

In psychoacoustics, intensity of a sound wave is perceived as _______ whereas frequency is perceived as _____

Back 30

loudness; pitch

Front 31

Whereas air conduction testing tells us only the ___ of hearing loss, bone conduction testing provides additional information on the ____ and ____ of the loss

Back 31

degree; etiology and type

Front 32

_____ indicates whether a test is repeatable in obtaining the same results upon retesting

Back 32

reliability

Front 33

_______ indicates whether a test measures what it is supposed to measure

Back 33

validity

Front 34

An audiometer is used to determine audiometric _______, or the lowest intensity (dBHL) at which a signal can be heard at least ____ of the time

Back 34

Threshold; 50%

Front 35

The difference between air conduction and bone conduction thresholds of the same ear is called the _______ and indicates the amount of _____ loss present for that ear.

Back 35

air-bone gap; conductive

Front 36

_____ is noise presented to the _____ ear to make sure it is not "helping" the other ear to hear the test signal

Back 36

Masking; nontested

Front 37

The primary purpose of sound-treated booths, suites or rooms is to keep outside ____ levels from interfering with test stimuli

Back 37

Noise

Front 38

If a right/ left difference in hearing is suspected or reported, you should test the ____ ear first

Back 38

better

Front 39

Pure-tone testing usually begins at 1000 HZ, followed by testing in higher tones in _____ order, retesting at ______ Hz, and then testing lower frequencies in ______ order

Back 39

Ascending; 1000; descending

Front 40

___________ is the lowest hearing level at which speech can be correctly identified, and is obtained using two-syllable ____ words

Back 40

Speech Reception Threshold; Spondee

Front 41

A patient's dynamic range can be determined by the difference between their ____ and _____

Back 41

SRT and UCL

Front 42

PB word lists are used to evaluate speech (or word) _____ performance, and they contain all of the ______ elements of connected (English) speech in their normal proportions to one another

Back 42

recognition; phonetic

Front 43

The _______ is used to estimate a person's speech recognition ability based on the amount of speech signal that is audible with their given hearing loss, by counting the number of dots below their hearing thresholds

Back 43

Audibility index

Front 44

________ is the loss of intensity of a sound delivered to one ear and heard by the other ear; and is equal to ___ dbHL when testing by (circumaural) headphones or ____ dBHL when using (properly inserted) earphones or ___ dbHL when using bone oscillator

Back 44

Interaural Attenuation; 40; 70; 0

Front 45

______ is used when we need to determine which ear is responding and/or _____ is suspected

Back 45

Masking; cross-over

Front 46

In using the plateau method for masking, effective masking or the "plateau" occurs between levels of ____-masking and ____-masking

Back 46

under and over

Front 47

During bone conduction testing, ____ effect or "improved" low-frequency thresholds occurs when the external auditory meatus is covered

Back 47

Occlusion

Front 48

______ Audiometry is an objective measure of the impedance/admittance properties of the middle ear, relating to how well _____ flows through the outer and middle ear system and into the cochlea

Back 48

Immittance

Front 49

_______ is a plot of middle ear admittance or impedance measured at the plane of the tympanic membrane while pressure in the external ear canal is systematically changed

Back 49

Tympanogram

Front 50

Impedance and compliance are ______ related

Back 50

inversely

Front 51

Normal middle ear pressure in adults range is _______ whereas the normal range for children is _______

Back 51

+50daPa- -50daPa; 50daPa- -100daPa

Front 52

Because tympanometry using low frequency probe tones has low sensitivity to ____ Hz, it is better to use and 800-1000 Hz tympanogram

Back 52

226

Front 53

_______ threshold is the lowest intensity at which a middle ear immitance change can be detected in response to sound

Back 53

Acoustic Reflex

Front 54

The immittance testing of acoustic reflexes can evaluate either _____ or ______ pathways, based on which ear receives the tone

Back 54

unilateral or contrilateral

Front 55

Current statewide programs for newborn hearing screening generally employ _______ and/or _________

Back 55

Auditory Brain Response (ABR) and/or Otoacoustic Emission (OAE)

Front 56

If OAE is present, hearing is considered normal or no greater than ____ dB loss exists

Back 56

30

Front 57

Most small children do not respond at threshold, but rather above at a level referred to as _____ level

Back 57

Minimal response

Front 58

______ is a system for evaluating newborns by assigning values at 1, 5, and 10 minutes after birth, with low scores raising suspicions of the infant having _______ hearing loss

Back 58

APGAR; sensori-neural

Front 59

The ling Six Sound Test uses six phonemes which represent speech energy contained between ____ through _____ Hz, which is helpful in checking child's hearing with personal listening systme

Back 59

250-4000

Front 60

The audiometric data leading the audiologists to the first sign of erroneous hearing loss is incongruity between the ________ and ________

Back 60

Pure tone average and the speech recognition threshold

Front 61

The stenger test is used to estimate threshold of an erroneous ______ hearing loss

Back 61

unilateral