Glossary

Amplitude

Amplitude
The size of the sound waves entering the ear.

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Auditory

Auditory
Relating to the reception of sound and the structures involved in sensing sound.

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Auditory Ossicles

Auditory Ossicles
The three small bones in the middle ear which transmit sound to the inner ear which vibrate according to pressure changes caused by sound waves.

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Cochlea

Cochlea
The inner ear which is composed of two parts, the bony labyrinth and the membranous labyrinth. It is filled with fluid which changes pressure in response sound.

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Frequency

Frequency
How close sound waves are to each other, which affects the pitch of the sound.

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Hair Cells

Hair Cells
The hearing receptors which respond to changes in endolymph pressure by opening ion channels and depolarising the vestibulocochlea nerve which takes this information to the brain.

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