Otoacoustic Emissions, SpontaneousCochleaAcoustic Impedance TestsEvoked Potentials, Auditory, Brain StemPerceptual DistortionAudiometry, Pure-ToneReflex, AcousticAuditory ThresholdEar CanalHearing TestsAudiometry, Evoked ResponseAcoustic StimulationBasilar MembraneAudiometryHearing DisordersHearing LossCochlear Microphonic PotentialsHair Cells, Auditory, OuterEar, MiddleHearingHearing Loss, SensorineuralNeonatal ScreeningSound SpectrographyHearing Loss, Noise-InducedEvoked Potentials, AuditoryTinnitusOlivary NucleusHearing Loss, CentralSoundOtoscopyNoiseAudiologyCochlear NerveTympanic MembraneEfferent PathwaysHearing Loss, ConductiveTectorial MembraneAuditory FatigueVestibulocochlear Nerve DiseasesBrain StemLizardsAuditory PathwaysPresbycusisEar, InnerChinchillaAmplifiers, ElectronicHair Cells, AuditoryLabyrinthine FluidsPsychoacousticsOrgan of CortiCochlear DiseasesNoise, OccupationalHair Cells, Auditory, InnerRound Window, EarAuditory PerceptionHearing Loss, UnilateralGerbillinaePressureNonlinear DynamicsSodium SalicylateHearing Loss, BilateralNeurons, EfferentReaction TimePerceptual MaskingAcousticsStria VascularisVibrationDeafnessEar, ExternalInfant, NewbornPersons With Hearing ImpairmentsCalibrationLoudness PerceptionSignal Processing, Computer-AssistedFunctional LateralitySpiral GanglionTime FactorsMechanotransduction, CellularEarGuinea PigsReference ValuesBrain Stem NeoplasmsCase-Control StudiesPositron-Emission TomographyModels, Biological