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