External/outer ear - Channels sound waves into the ear, Middle ear - air filled chamber separated form the external ear by the ear drum, Inner ear - Contains the cochlea and fluid filled tubes which help us with orientation and balance, Ear drum - Thin flap of skin which vibrates when sound hits it, Stapes / Incus / Malleus - Tiny bone which amplifies sound waves and transmits the vibrations to the oval window, Cochlea - Contains jelly-like fluid called PERILYMPH, Organ of Corti - Hair like structures within the perilymph. Pass auditory information to the auditory nerve, Eustachian tube - Connects the middle ear to the throat. Allows the middle ear to be at the same pressure as atmospheric air, Round window - Allows vibrations form the oval window to pass through the perilymph fluid in the cochlea stimulating the Organ of Corti hairs, Auditory nerve - Carries impulses from the round window to the brain, Semi-circular canals - Fluid filled tubes connected to the cochlea but not involved in hearing. gives us information on balance and movement, Ampullae - Fluid filled swellings connected to the cochlea but not involved in hearing, gives us information on balance and movement,

Ear functions

بواسطة
طباعة
تضمين

لوحة الصدارة

النمط البصري

الخيارات

تبديل القالب

استعادة الحفظ التلقائي: ؟