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Hearing Loss Prevention: Using Precautions and Protection

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1.  What is noise?TEST An unwanted sound TEST A disturbance Something that reduces signal clarity All the above

2.  You can describe noise by Frequency Duration Color A and C A and B

3.  A NIHL can occur Genetically From an acoustic trauma From daily exposure B and C

4.  A good rule of thumb is the _____ foot rule. If you have to raise your voice to be heard by someone standing this far away then the noise level too loud. 2 5 1 3 None of the above

5.  According to the OSHA standard for an 8 hour exposure the maximum permissible sound level is ___? 85 90 80 95

6.  Why are the NIOSH standards more strict than OSHA's? NIOSH standards are the legal limits we need to follow The NIOSH standards are for pediatrics NIOSH found significant NIHL occurs at the OSHA limits The NIOSH standards are more current

7.  Signs of a temporary threshold shift are Tinnitus Dizziness A stuffed feeling in your ears A and C B and C

8.  What can cause a NIHL? Music Shooting/Military Farming All the above

9.  Who regulates the noise reduction rating labels? OSHA ANSI NIOSH CDC

10.  The best hearing protection device are Earmuffs Bands Earplugs Custom plugs The ones a person will wear