CAOHC Study Set practice test Exam Q&A Verified

CAOHC Study Set practice test Exam Q&A Verified Manufacturing - CORRECT ANSWER-Which occupational sector accounts for the highest incidence of noise-induced hearing loss? Tinnitus - CORRECT ANSWER-A buzzing or ringing in the ears is known as Three - CORRECT ANSWER-Noise exposures are considered likely to be harmful if shouting is required in order to communicate to a person __________ feet away Painless, Progressive, Permanent, Preventable - CORRECT ANSWER-What are the four P's of Noise-Induced Hearing Loss 140 dBP - CORRECT ANSWER-Impulse noise becomes hazardous at Frequency - CORRECT ANSWER-Hertz (Hz) is used to measure Pitch - CORRECT ANSWER-The frequency of sound is perceived as Decibels (dB) - CORRECT ANSWER-The amplitude/intensity of a sound is measured in Exchange rate - CORRECT ANSWER-What reflects the relationship between the allowable exposure time and the noise intensity level? 90/85 - CORRECT ANSWER-OSHA prescribes a permissible exposure limit (PEL) of __________ dBA TWA and the DoD prescribes a PEL of __________ A - CORRECT ANSWER-Workplace hazard surveys are completed using the __________ weighting scale 85/85 - CORRECT ANSWER-OSHA prescribes an action level of __________ dBA TWA and DoD prescribes an action level of __________ engineering - CORRECT ANSWER-Adding a muffler to noisy equipment to reduce noise exposure is an example of what kind of control? 250-4000 Hz - CORRECT ANSWER-Human speech is located in this range of hearing malleus, incus, stapes - CORRECT ANSWER-What are the three bones of the middle ear?