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2024 Newest |CAOHC Exam Study| UPDATE|COMPREHENSIVE FREQUENTLY MOST TESTED QUESTIONS AND VERIFIED ANSWERS|GET IT 100% ACCURATE
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2024 Newest |CAOHC Exam Study| UPDATE|COMPREHENSIVE FREQUENTLY MOST TESTED QUESTIONS AND VERIFIED ANSWERS|GET IT 100% ACCURATE Unit of measurement for frequency (pitch) - ANSWER-Hertz (Hz) Unit of measurement for intensity (loudness) - ANSWER-Decibel (dB) Risk of damage from noise - ANSWER-How ...

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  • November 11, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • 2024 newest caohc exam study updatecom

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2024 Newest |CAOHC Exam Study|2024-2025 UPDATE|COMPREHENSIVE FREQUENTLY MOST
TESTED QUESTIONS AND VERIFIED ANSWERS|GET IT 100% ACCURATE




Unit of measurement for frequency (pitch) - ANSWER✔✔-Hertz (Hz)


Unit of measurement for intensity (loudness) - ANSWER✔✔-Decibel (dB)


Risk of damage from noise - ANSWER✔✔-How loud (intensity) and how long

(duration)


Steady-state or continuous noise, e.g. generator - ANSWER✔✔-Lasts 1 second or longer


Impulse or Impact noise, e.g. gunfire or nail gun - ANSWER✔✔-Lasts less than one

second


Parts of the outer ear - ANSWER✔✔-Pinna and external auditory canal


Parts of the middle ear - ANSWER✔✔-Tympanic membrane, ossicles, eustachian tube


Eustachian tube (auditory tube) - ANSWER✔✔-Tube connecting the middle ear to the

pharynx and equalizes middle ear space with atmospheric pressure


Conductive HL occurs here - ANSWER✔✔-Outer or middle ear


Sensorineural hearing loss - ANSWER✔✔-Hearing loss resulting from damage to the

inner ear (cochlea) or the auditory nerve




Copyright ©EMILYCHARLENE2025. ALL RIGHTS RESERVED
Page 1/10

, Noise-induced hearing loss (NIHL) - ANSWER✔✔-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 - ANSWER✔✔-Combination of conductive and sensorineural types

in the same ear


Middle ear bones (ossicles) - ANSWER✔✔-Malleus (hammer), incus (anvil), stapes

(stirrup)


Possible early symptoms/signs of noise induced hearing loss - ANSWER✔✔-Tinnitus;

difficulty understanding in presence of background noise; read visual cues


Auditory effects of noise - ANSWER✔✔-NIHL; tinnitus; hyperacusis


Non-auditory effects of noise - ANSWER✔✔-annoyance


sleep disturbance


attention


motivation


stress reactions


cardiovascular problems


endocrine problems




Copyright ©EMILYCHARLENE2025. ALL RIGHTS RESERVED
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