CAOHC EXAM STUDY PREP QUESTIONS WITH GUARANTEED ACCURATE ANSWERS
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Course
CAOHC
Institution
CAOHC
Unit of measurement for frequency (pitch) - ACCURATE ANSWERS Hertz (Hz)
Unit of measurement for intensity (loudness) - ACCURATE ANSWERS Decibel (dB)
Risk of damage from noise - ACCURATE ANSWERS How loud (intensity) and how long (duration)
Steady-state or continuous noise, e.g. generator - ...
CAOHC EXAM STUDY PREP
QUESTIONS
CAOHC EXAM STUDY PREP QUESTIONS WITH GUARANTEED ACCURATE ANSWERS
Unit of measurement for frequency (pitch) - ACCURATE
ANSWERS✔✔ Hertz (Hz)
Unit of measurement for intensity (loudness) - ACCURATE
ANSWERS✔✔ Decibel (dB)
Risk of damage from noise - ACCURATE ANSWERS✔✔ How loud
(intensity) and how long (duration)
Steady-state or continuous noise, e.g. generator - ACCURATE
ANSWERS✔✔ Lasts 1 second or longer
, Impulse or Impact noise, e.g. gunfire or nail gun - ACCURATE
ANSWERS✔✔ Lasts less than one second
Parts of the outer ear - ACCURATE ANSWERS✔✔ Pinna and external
auditory canal
Parts of the middle ear - ACCURATE ANSWERS✔✔ Tympanic
membrane, ossicles, eustachian tube
Eustachian tube (auditory tube) - ACCURATE ANSWERS✔✔ Tube
connecting the middle ear to the pharynx and equalizes middle ear space
with atmospheric pressure
Conductive HL occurs here - ACCURATE ANSWERS✔✔ Outer or
middle ear
Sensorineural hearing loss - ACCURATE ANSWERS✔✔ Hearing loss
resulting from damage to the inner ear (cochlea) or the auditory nerve
Noise-induced hearing loss (NIHL) - ACCURATE ANSWERS✔✔
Condition caused by the destruction of hair cells, the organs responsible
for hearing, as a result of sounds that are "too long, too loud, or too
close"; a sensorineural hearing loss
Mixed hearing loss - ACCURATE ANSWERS✔✔ Combination of
conductive and sensorineural types in the same ear
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