Loud Music vs. Your Hearing

What is sound?

• A type of light
• A type of gas
• Vibrations in the air
• A type of heat

What part of the ear carries sound vibrations into the cochlea?

• Eardrum
• Ossicular chain
• Hair cells
• Basilar membrane

What is the first property of sound that can damage hair cells?

• Duration
• Volume
• Frequency
• Amplitude

What is the second property of sound that can damage hair cells?

• Duration
• Frequency
• Amplitude
• Volume

What is the maximum decibel level that can cause permanent hearing damage?

• 160 dB
• 140 dB
• 100 dB
• 120 dB

How long does it take for loud sounds to cause temporary threshold shift?

• 3 hours
• 30 minutes
• 8 hours
• 1 hour

What is the consequence of frequent exposure to dangerous sound levels?

• Tinnitus
• Permanent hearing loss
• Difficulty understanding speech in loud environments
• All of the above

What is the recommended volume level for earbud headphones?

• 100%
• 70%
• 80%
• 90%

What type of headphones can help you listen at lower volumes?

• Over-ear headphones
• Wireless headphones
• Earbud headphones
• Noise-cancelling headphones

How often should you get your hearing checked?

• Every year
• Every 5 years
• Every 6 months
• Every 2 years