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Caohc Actual Test Questions With Complete Answer Key

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2026/2027 Written for academic year
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Course CAOHC
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CAOHC ACTUAL TEST QUESTIONS WITH COMPLETE ANSWER KEY

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CAOHC ACTUAL TEST QUESTIONS WITH
COMPLETE ANSWER KEY

●● OHC
Answer: Occupational Hearing Conservationist


●● Effects of Noise
Answer: Physiological and Psychological


●● NIHL
Answer: Noise Induced hearing Loss


●● Physiological effects of Noise
Answer: NIHL, tinnitus, heart disease (etc.)


●● Psychological effects of Noise
Answer: Startle, annoy, disrupt (etc.)


●● TTS
Answer: Temporary Threshold Shifts


●● PTS

, Answer: Permanent Threshold Shifts


●● Divisions of the Ear
Answer: Outer, Middle, Inner


●● Conductive Hearing Loss
Answer: Breakdown in transmission of sound through the outer or
middle ear


●● Sensorineural Hearing Loss
Answer: Damage to inner ear or nerves that carry signals from inner ear
to brain


●● Mixed hearing loss
Answer: Conductive and sensorineural losses takes place simultaneously


●● Outer Ear Structure
Answer: Auricle (pinna) and External Auditory Meatus (Canal)


●● Outer Ear Problems
Answer: Cerumen, Infection, Foreign Body


●● Ossicles

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