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 It maintains the air pressure in the tympanic cavity 2 The vibration of the tympanum is transmitted to the hammer, incus and stapes, also known as 3 Structure that controls the position of the body and equilibrium 4 The inner ear is composed of 5 Structure with glands that produce earwax 6 Membrane that vibrates when the sound waves arrive Ossicle ear Vestibular apparatus Ear canal Eustachian tube Eardrum or tympanum Vestibular apparatus, utriculus and sacculus