The ear works by the sounds travelling from the outer ear passing through the middle ear and on to the inner ear. The inner ear contains the cochlea and the auditory nerve. The cochlea is a spiral tube that resembles the shell of a snail and contains a large number of sensitive hair cells that transmit sounds to the brain through the auditory nerve.
kazi sikio kwa sauti kusafiri kutoka sikio la nje kupitia katikati sikio na juu ya sikio la ndani. sikio la ndani lina cochlea na ujasiri auditory. cochlea ni ond tube kwamba inafanana shell ya konokono na ina idadi kubwa ya seli nyeti nywele kwamba kusambaza sauti ya ubongo kwa njia ya ujasiri auditory.