MyocardiumNeural ConductionHeart Conduction SystemAtrioventricular NodeHeartMyocardial StunningHeart BlockMyocardial ContractionHeart VentriclesElectrocardiographyDogsAction PotentialsHeart AtriaArrhythmias, CardiacBone ConductionCardiac Pacing, ArtificialMyocardial IschemiaMyocytes, CardiacMedian NerveRefractory Period, ElectrophysiologicalMyocardial InfarctionElectrophysiologic Techniques, CardiacElectrophysiologyCoronary CirculationUlnar NerveVentricular FunctionPericardiumMyocardial Reperfusion InjuryTime FactorsSinoatrial NodePeripheral NervesModels, CardiovascularConnexin 43Atrioventricular BlockElectric StimulationTibial NerveAtrial FunctionCatheter AblationCardiomyopathiesAphasia, ConductionAtrial FlutterElectrodiagnosisAxonsSural NervePurkinje FibersWolff-Parkinson-White SyndromeBody Surface Potential MappingMyocardial ReperfusionPeripheral Nervous System DiseasesCardiotonic AgentsAnti-Arrhythmia AgentsVentricular Function, LeftNAV1.5 Voltage-Gated Sodium ChannelAtrial FibrillationCardiomyopathy, DilatedSciatic NerveVentricular RemodelingMotor NeuronsEchocardiographyConnexinsDiabetic NeuropathiesSodium ChannelsDisease Models, AnimalHemodynamicsGap JunctionsHeart RateRanvier's NodesTachycardia, Atrioventricular Nodal ReentryBundle-Branch BlockRabbitsPeroneal NerveTachycardiaCoronary VesselsCarpal Tunnel SyndromeCardiomegalyRats, Sprague-DawleyElectric ConductivityHeart FailurePerfusionTissue SurvivalElectromyographyNerve Fibers, MyelinatedTachycardia, SupraventricularVentricular Dysfunction, LeftCardiac Complexes, PrematureCoronary DiseaseRats, WistarNerve FibersPolyneuropathiesIsolated Noncompaction of the Ventricular MyocardiumVoltage-Sensitive Dye ImagingSwineMyocarditisTachycardia, VentricularHeart SeptumNeurons, AfferentCalciumFlecainideLidocaineEvoked Potentials, Somatosensory