Noise and Ear IQ Quiz

This quiz was given at the "Make Hyperacusis History!" benefit dinner. Only a few made a perfect score. Can you beat the crowd? They were not allowed to use google so try it first without help.

Gaining knowledge about the auditory system and the dangers of noise is helpful for everyone, not just those who already have hearing loss, tinnitus or hyperacusis.

Created by: Hyperacusis Research of Hyperacusis Research
(your link here more info)
What is your age?
Under 18 Years Old
18 to 24 Years Old
25 to 30 Years Old
31 to 40 Years Old
41 to 50 Years Old
51 to 60 Years Old
Over 60 Years Old
What is your gender?
Male
Female
1. Today, more than ______ Americans are estimated to suffer from significant hearing loss.
20 million
28 million
48 million
55 million
2. The recommended environmental noise exposure level to prevent hearing loss in the general public is an average of ________ over 24 hours.
90 decibels
85 decibels
70 decibels
60 decibels
3. Since older adults have more hearing loss than younger people (45% of those aged 60-69 years; 68% of those aged 70-79 years), hearing loss is mostly caused by aging.
True
False
4. The standard for occupational noise exposure to prevent hearing loss in workers is _____ A-weighted decibels (dB(A)) with time exposure limits of 8 hours a day).
90 decibels
85 decibels
70 decibels
60 decibels
5. If you don’t feel the effects of a loud noise exposure immediately after the event (such as attending a loud sporting event for several hours) then no ear damage occurred.
True
False
6. When damaged by sound, the main hearing sensory components of the inner ear, the cochlear hair cells, do not heal and repair themselves over time like your skin when damaged.
True
False
7. The only way to know how loud sound levels are in your environment (to measure sound decibel levels) is to buy an expensive sound meter.
True
False
8. Noise cancelling technology works best to reduce the sound level of:
High Frequency Sounds (such as beeps and chirps)
Low Frequency (such as engine rumble noise)
All Frequency ranges evenly
9. What percent of the grant funding National Institute of Health is used for research associated with Auditory and Communication Disorders (to fund the NIDCD)?
Under 2%
4%
6%
10%
10. What percent of the U.S. adult population have experienced tinnitus lasting at least five minutes in the past year?
2%
4%
5%
10%

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