LightMuscle TonusMyosin Light ChainsAcoustic StimulationDarknessPitch PerceptionLight Signal TransductionPitch DiscriminationVasoconstrictionAuditory PerceptionCuring Lights, DentalVasomotor SystemAuditory ThresholdEvoked Potentials, AuditoryCircadian RhythmSoundAudiometry, Pure-ToneTime FactorsAuditory CortexPsychoacousticsMuscle, Smooth, VascularVasodilationScattering, RadiationMuscle, SmoothMyosin-Light-Chain KinaseUltraviolet RaysPhotoreceptor CellsMuscle ContractionPhotosynthesisMuscle RelaxationPhotoperiodAuditory PathwaysRats, Sprague-DawleyHearingDark AdaptationNitric OxideVascular ResistanceVasoconstrictor AgentsMicroscopy, ElectronMyosinsPhytochromeColorArteriolesMolecular Sequence DataAdaptation, OcularBlood PressureVasodilator AgentsRabbitsDose-Response Relationship, DrugMesenteric ArteriesSound SpectrographyAnalysis of VariancePattern Recognition, PhysiologicalCalciumRetinaPhotic StimulationEndothelium, VascularCochlear Microphonic PotentialsAmino Acid SequenceCryptochromesChlorophyllImmunoglobulin lambda-ChainsAcetylcholineBasilar MembraneEnzyme InhibitorsSympathetic Nervous SystemPhotobiologyReflex, PupillaryRats, WistarReaction TimeNorepinephrinePressureNitric Oxide SynthasePhotochemistryMelatoninNeuronsPhenylephrineElectric StimulationCochleaChinchillaModels, BiologicalPhotochemotherapyTumor Necrosis Factor Ligand Superfamily Member 14KineticsVagus NerveVision, OcularDogsAutonomic Nervous SystemMutationGuinea PigsPhotosensitizing AgentsPhotoreceptor Cells, InvertebrateArteriesArabidopsisCatsAdaptation, PhysiologicalMusicCuesParasympathetic Nervous SystemPhytochrome B