Hearing Aids Exam 2 Questions and Answers
(100% Correct Answers) Already Graded A+
The goal of a hearing aid fitting is to make __________
speech audible. [ Ans: ] Average
Audibility means the state of being ___________ [ Ans: ]
Audible
The audibility index (AKA Articulation index) refers to a
measure of the proportion of __________ cues that are
audible; displays the count-the-dot audiogram well [ Ans: ]
Speech
The 3 speech goals of a hearing aid fitting are to make
soft speech __________, conversational speech ____________
and loud speech ________________ [ Ans: ] Audible...
comfortable... tolerable
Audibility is required for speech recognition, but does not
guarantee speech _____________ [ Ans: ] Understanding
Vowels are periodic, consonants are _____________ [ Ans: ]
Aperiodic
Speech is considered "_________-______________" [ Ans: ]
Quasi-periodic
The "_________-_____-________" audiogram is the percent of
audibility for average speech the listener hears, not what
they understand [ Ans: ] Count-the-dot
,In the count-the-dot audiogram, the audible dots are at dB
SPL levels ____________ than thresholds [ Ans: ] Greater
The audibility index is a ______________ of average speech [
Ans: ] Predictor
It ______ possible that increases in audibility DO NOT lead
to increased speech recognition [ Ans: ] Is
The term "LTASS" stands for... [ Ans: ] Long Term Average
Speech Spectrum
The LTASS is the overall level and frequency composition
of acoustic energy that represents ____________ speech [
Ans: ] Everyday
One can compare the audibility of the LTASS with and
without ___________ ______ to show changes in audibility [
Ans: ] Hearing aids
LTASS is defined by the _________ ___________ needed to
produce it [ Ans: ] Vocal effort
The LTASS dB values must fall within ____ dB of the
patient's thresholds [ Ans: ] 5 dB
The average dB SPL of soft speech is ______ dB SPL [ Ans: ]
53 dB SPL
The average dB SPL of conversational speech is ______ dB
SPL [ Ans: ] 62 dB SPL
, The average dB SPL of loud speech is ______ dB SPL [ Ans: ]
83 dB SPL
The average dB HL of soft speech is _____ dB HL [ Ans: ] 40
dB HL
The average dB HL of conversational speech is ____ dB HL [
Ans: ] 50 dB HL
The average dB HL of loud speech is ____ dB HL [ Ans: ] 70
dB HL
The NAL-NL2 fitting formula uses an input signal of
___/___ octave levels of the International LTASS [ Ans: ]
1/3
DSL v5 places 1/3rd octave speech levels at ____________ [
Ans: ] Desired
The speech maxima is the... [ Ans: ] Highest level of
speech in dB
The speech minima is the... [ Ans: ] Lowest level of speech
in dB
The ____________ __________ of speech recognition is 30 dB [
Ans: ] Dynamic range
The formula for dynamic range is... [ Ans: ] LTASS + 12 dB
(maxima) and -18 dB (minima)
(100% Correct Answers) Already Graded A+
The goal of a hearing aid fitting is to make __________
speech audible. [ Ans: ] Average
Audibility means the state of being ___________ [ Ans: ]
Audible
The audibility index (AKA Articulation index) refers to a
measure of the proportion of __________ cues that are
audible; displays the count-the-dot audiogram well [ Ans: ]
Speech
The 3 speech goals of a hearing aid fitting are to make
soft speech __________, conversational speech ____________
and loud speech ________________ [ Ans: ] Audible...
comfortable... tolerable
Audibility is required for speech recognition, but does not
guarantee speech _____________ [ Ans: ] Understanding
Vowels are periodic, consonants are _____________ [ Ans: ]
Aperiodic
Speech is considered "_________-______________" [ Ans: ]
Quasi-periodic
The "_________-_____-________" audiogram is the percent of
audibility for average speech the listener hears, not what
they understand [ Ans: ] Count-the-dot
,In the count-the-dot audiogram, the audible dots are at dB
SPL levels ____________ than thresholds [ Ans: ] Greater
The audibility index is a ______________ of average speech [
Ans: ] Predictor
It ______ possible that increases in audibility DO NOT lead
to increased speech recognition [ Ans: ] Is
The term "LTASS" stands for... [ Ans: ] Long Term Average
Speech Spectrum
The LTASS is the overall level and frequency composition
of acoustic energy that represents ____________ speech [
Ans: ] Everyday
One can compare the audibility of the LTASS with and
without ___________ ______ to show changes in audibility [
Ans: ] Hearing aids
LTASS is defined by the _________ ___________ needed to
produce it [ Ans: ] Vocal effort
The LTASS dB values must fall within ____ dB of the
patient's thresholds [ Ans: ] 5 dB
The average dB SPL of soft speech is ______ dB SPL [ Ans: ]
53 dB SPL
The average dB SPL of conversational speech is ______ dB
SPL [ Ans: ] 62 dB SPL
, The average dB SPL of loud speech is ______ dB SPL [ Ans: ]
83 dB SPL
The average dB HL of soft speech is _____ dB HL [ Ans: ] 40
dB HL
The average dB HL of conversational speech is ____ dB HL [
Ans: ] 50 dB HL
The average dB HL of loud speech is ____ dB HL [ Ans: ] 70
dB HL
The NAL-NL2 fitting formula uses an input signal of
___/___ octave levels of the International LTASS [ Ans: ]
1/3
DSL v5 places 1/3rd octave speech levels at ____________ [
Ans: ] Desired
The speech maxima is the... [ Ans: ] Highest level of
speech in dB
The speech minima is the... [ Ans: ] Lowest level of speech
in dB
The ____________ __________ of speech recognition is 30 dB [
Ans: ] Dynamic range
The formula for dynamic range is... [ Ans: ] LTASS + 12 dB
(maxima) and -18 dB (minima)
