CAOHC TEST PAPER QUESTIONS AND
SOLUTIONS VERIFIED PRACTICE PACK
●● what does C.A.O.H.C. stand for?
Answer: Council for Accreditation in Occupational Hearing
Conservation
●● What is the CAOHC main role?
Answer: to certify and train occupational hearing conservationists
●● Who is responsible for the care and maintenance of the audiometer
Answer: OHC
●● What is the OHC not responsible for?
Answer: the diagnosis of hearing problems
●● To maintain their certification, how often must OHCS be recertified?
Answer: 5 years from initial certification
●● noise-induced hearing loss ___________ be reversed by medical
treatment.
Answer: cannot
,●● What is impulse or impact noise defined as?
Answer: Sudden, Loud noise from gunfire or metal stamping
●● Agents besides noise that are toxic to the ear are known as
Answer: ototoxins
●● Agents besides noise that are toxic to the ear, especially when they
are combined with noise exposure are:
Answer: Heavy metals, organic solvents or asphyxiants
●● TTS means
Answer: Temporary threshold shift
●● The OHC needs to catch why type of hearing losses before they
become a permanent sensorineural hearing loss
Answer: TTS (temporary threshold shifts)
●● Technical term for ringing or other noises in the ears is known as...
Answer: Tinnitus
●● Tinnitus is a warning signal of noise induced hearing loss due to :
Answer: Hair cell damage or fatigue
, ●● NON-AUDITORY EFFECTS OF HEARING LOSS:
Answer: -Social isolation/depression
-Interference with communication
-Degraded job performance
- Stress
-Annoyance
-Fatigue
●● When is the best time to perform a baseline audiogram?
Answer: 14 hours away from noise (preferably pre-employment)
●● When is the best time to perform an annual audiogram?
Answer: Near the end of the work day or well into work shift
●● What is an audiogram?
Answer: A chart in which hearing threshold levels are plotted
●● POTENTIAL BENEFITS TO THE COMPANY MANAGEMENT
OF A GOOD HEARING CONSERVATION
PROGRAM:
Answer: -BETTER LABOR MANAGEMENT RELATIONS
SOLUTIONS VERIFIED PRACTICE PACK
●● what does C.A.O.H.C. stand for?
Answer: Council for Accreditation in Occupational Hearing
Conservation
●● What is the CAOHC main role?
Answer: to certify and train occupational hearing conservationists
●● Who is responsible for the care and maintenance of the audiometer
Answer: OHC
●● What is the OHC not responsible for?
Answer: the diagnosis of hearing problems
●● To maintain their certification, how often must OHCS be recertified?
Answer: 5 years from initial certification
●● noise-induced hearing loss ___________ be reversed by medical
treatment.
Answer: cannot
,●● What is impulse or impact noise defined as?
Answer: Sudden, Loud noise from gunfire or metal stamping
●● Agents besides noise that are toxic to the ear are known as
Answer: ototoxins
●● Agents besides noise that are toxic to the ear, especially when they
are combined with noise exposure are:
Answer: Heavy metals, organic solvents or asphyxiants
●● TTS means
Answer: Temporary threshold shift
●● The OHC needs to catch why type of hearing losses before they
become a permanent sensorineural hearing loss
Answer: TTS (temporary threshold shifts)
●● Technical term for ringing or other noises in the ears is known as...
Answer: Tinnitus
●● Tinnitus is a warning signal of noise induced hearing loss due to :
Answer: Hair cell damage or fatigue
, ●● NON-AUDITORY EFFECTS OF HEARING LOSS:
Answer: -Social isolation/depression
-Interference with communication
-Degraded job performance
- Stress
-Annoyance
-Fatigue
●● When is the best time to perform a baseline audiogram?
Answer: 14 hours away from noise (preferably pre-employment)
●● When is the best time to perform an annual audiogram?
Answer: Near the end of the work day or well into work shift
●● What is an audiogram?
Answer: A chart in which hearing threshold levels are plotted
●● POTENTIAL BENEFITS TO THE COMPANY MANAGEMENT
OF A GOOD HEARING CONSERVATION
PROGRAM:
Answer: -BETTER LABOR MANAGEMENT RELATIONS
