4.4 Flashcards
1
Q
How are sound levels (volumes) measured?
A
Sound levels (volumes) are measured in decibels using a decibel meter.
2
Q
Define Tinnitus.
A
Tinnitus is a constant ringing in the ears due to damage to the cochlea caused by aging, infection, drugs or loud
noises.
3
Q
What do hearing aids do?
A
Hearing aids increase the volume of sound.
4
Q
How does the cochlea implant work?
A
The cochlea implant (bionic ear) works by detecting sound with an external speech processor computer. This then sends signals via radio waves to the internal cochlea electrodes.
