Flashcards in Special sences CH 15 Deck (66)
Loading flashcards...
61
Membranous labyrinth
Continuous membranous sacs and ducts with in the bony labyrinth. Filled with endolymph fluid.
62
Vestibule
Central egg shaped cavity of the bony labyrinth, two sacs: saccule and utricle. Houses equillibrim receptors called maculae.
63
Semicircular canls
Anterior lateral and posterior canals, responds to angular rotational movement of the head.
semicircular ducts inside with ampulla housing equilibrium receptors called crista ampullaris.
64
Cochlea
Snail shaped and houses the cochlear duct that contains the receptor organ for hearing: the spiral organ or organ of Corti.
65
3 cochlear chambers (or scalae)
Scala vestibuli
Scala media
Scala tympani
66