CAOHC Study guides, Class notes & Summaries

CAOHC Test Exam Questions with Correct Answers What is the purpose of the OHC? - answerProviding resources and guidance to facilitate the practice of hearing loss prevention through standardized training and credentialing What is the difference between the requiremtns of OSHA and the recommendations of NIOSH? - answerNIOSH refers to research and recoomendations. OSHA regulates and implements. What are examples of auditory effects on hearing and damage risks? - answerTinnitus and hearing l...

CAOHC Practice Exam What type of tone is employed in audiometry? A. Complex B. Pure C. Basal D. Harmonic E. None of the above - Answer- B. Pure What factors should be considered when selecting hearing protectors A. Comfort B. Ease of use C. Attenuation amount D. Communication requirements E. All of the above - Answer- E. All of the above When determining a threshold, a positive response should be followed by lowering the hearing level 5 dB. A. True B. Fals...

CAOHC TEST What is the purpose of the OHC? - Answer- Providing resources and guidance to facilitate the practice of hearing loss prevention through standardized training and credentialing What is the difference between the requiremtns of OSHA and the recommendations of NIOSH? - Answer- NIOSH refers to research and recoomendations. OSHA regulates and implements. What are examples of auditory effects on hearing and damage risks? - Answer- Tinnitus and hearing loss What are ...

CAOHC Exam Study 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 audito...

CAOHC Exam Prep Questions with 100% correct Answers Latest Updated . the frequency of sound is perceived as: - answers-pitch what is the first thing you should do when fitting earplugs? - answers-a. pull the top of the ear to align the ear canal b. roll the earplug down into a tight, crease-free cylinder c. CHECK THE EAR CANAL FOR ANY OCCLUSIONS d. insert the earplug deep into the ear canal hearing tests do not have to be conducted in a sound booth as long as maximum allowable ambient n...

CAOHC EXAM QUESTIONS WITH CORRECT ANSWERS LATEST UPDATED (100% CORRECT) What is the difference between the requiremtns of OSHA and the recommendations of NIOSH? - answersNIOSH refers to research and recoomendations. OSHA regulates and implements. What are examples of auditory effects on hearing and damage risks? - answers-Tinnitus and hearing loss What are non auditory effects on hearing and damage risks? - answers-Stress, high blood pressure What are potential sources of hazardous noise...

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CAOHC Exam Questions with Answers Latest Update (100% Solved) NIHL (Noise Induced Hearing Loss) - ANSWER 22 - 28 million US workers exposed to harmful levels of noise. Manufacturing accounts for most . Noise exposure - ANSWER major cause of tinnitus. Tinnitus - ANSWER is usually a high pitched sound that person hears, others usually cannot hear. Major warning sign of NIHL. What are the auditory effects of noise (NIHL)? - ANSWER - hearing loss, high freq, usually bilateral, 1st seen at 3kH...