Relacionar Columnas Hearing activityVersión en línea This is an activity of my didactic unit for the Certificate of Qualification for Teaching in English por Estefania Simal Amores 1 The inner ear is composed of 2 The vibration of the tympanum is transmitted to the hammer, incus and stapes, also known as 3 Membrane that vibrates when the sound waves arrive 4 Structure that controls the position of the body and equilibrium 5 Structure with glands that produce earwax 6 It maintains the air pressure in the tympanic cavity Eustachian tube Ear canal Vestibular apparatus, utriculus and sacculus Ossicle ear Eardrum or tympanum Vestibular apparatus