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