ChinchillaOtitis MediaEar, MiddleBasilar MembraneCochlear NerveTympanic MembraneCochleaCochlear Microphonic PotentialsEustachian TubeEar OssiclesHaemophilus influenzaeSemicircular CanalsOtitis Media with EffusionMycotoxicosisScala TympaniAcoustic StimulationNasopharynxHaemophilus InfectionsSoundAuditory ThresholdAcoustic Impedance TestsVestibular NerveEar AuricleEar CanalAcousticsBone Conduction