doctor with human ear anatomy model with magnifying glass. ear disease, atresia, otitis media, pertorated eardrum, meniere

ear disease anatomy hearing otolaryngologist membrane tympani canal auricle otitis eardrum media semicircular eustachian ageing atresia syndrome loss pertorated acute auditory outer middle medical meniere pain ossicle inflammation health bony cancer cochlea diagnose doctor drum education fluid hospital model muscle meatus schwannoma acoustic symptoms tensor tube vestibule magnification glass human magnifying glass