the inner ear cochlea. cross-section of one spiral of cochlea. organ of corti, the sensory organ of hearing. spiral

inner ear cochlea cross section spiral organ corti sensory hearing ganglion osseous lamina auditory pathway graphic mechanism healthy part cochlear vector acoustic scheme medicine structure incus membrane medical vestibular tympanic pinna anatomical science stapes tube cavity outer malleus sense eardrum nerve internal canal human hear illustration biology sound anatomy