external acoustic meatus, internal acoustic meatus, cochlea, vestibule, semicircular canals, tympanic membrane, auricle, pinna, tympanic cavity, ossicles, incus, malleus, stapes, auditory tube, pharyngotympanic tube, eustachian tube, external acoustic meatus, vesibulocochlear nerve, semicircular ducts, ampulla, utricle, saccule, macula, cristae ampullaris, oval window, round window, vestibular duct, cochlear duct, tympanic duct