When basilar membrane moves, stereocilia on the spiral organ hair cells distort because they are anchored by tectorial membrane.
What are the spiral organ?
The spiral organ is also called organ of Corti which is defined as receptor organ for hearing, located in the cochlea of ear.
The spiral organ is made up of hair cells which are sensory epithelial cells that act as sensory receptor of inner ear.
During the transport of sound from the ear drum, the movement of basilar membrane lead to change in the spiral hair cells because they are anchored by the tectorial membrane.
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