Hearing Protection Vocabulary Hearing Protection
100
What is the intensity of noise as indicated by a sound level meter?
Sound Level
100
What is earplugs, earcaps, or earmuffs worn alone?
Single Hearing Protection
200
What is an instrument that measures sound levels?
Sound Level Meter
200
What is earplug and earmuff worn together?
Dual Hearing Protection
300
What is an audiologist, otolaryngologist, or other qualified physician who has experience and training in evaluating occupational audiograms?
Qualified Reviewer
400
What is a hearing level change that has become persistent and is not expected to improve?
Permanent Threshold Shift
500
What is a chart, graph, or table resulting from an audiometric test showing an individual's hearing threshold levels as a function of frequency?
Audiogram




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