Pronunciation GB: ˈkɒkliə, GA: ˈkɑkliə

The spiral-shaped organ in the inner ear which contains the organ of Corti and the basilar membrane.

1. Outer ear canal (meatus)
2. Eardrum (tympanum)
3. Middle ear
4. Hammer (malleus)
5. Anvil (incus)
6. Stirrup (stapes)
7. Eustachian tube
8. Cochlea

A section through the cochlea
From Borden G.J. & Harris K.S (1980) Speech Science Primer. Baltimore: Williams & Wilkins.