Cardiac OutputThermodilutionHemodynamicsMyocytes, CardiacCardiac Output, LowHeartVascular ResistanceHeart RateBlood PressureDye Dilution TechniqueCardiac Output, HighCardiac Surgical ProceduresCardiography, ImpedanceStroke VolumeArrhythmias, CardiacDogsOxygen ConsumptionRegional Blood FlowCatheterization, Swan-GanzHeart Function TestsDeath, Sudden, CardiacMyocardial ContractionPulmonary CirculationCardiac CatheterizationCardiac Pacing, ArtificialHeart FailureBlood CirculationBlood VolumeHeart VentriclesMonitoring, PhysiologicMyocardiumHeart DiseasesTime FactorsCardiac TamponadeVentricular Function, LeftEchocardiographyCardiomegalyIndicator Dilution TechniquesCardiovascular Physiological PhenomenaOxygenCentral Venous PressureElectrocardiographyPhysical ExertionCardiac VolumeHeart ArrestCarbon DioxideCardiotonic AgentsModels, CardiovascularBlood Flow VelocityPulmonary ArteryBlood Gas AnalysisExercise TestCardiomyopathiesEchocardiography, DopplerPulmonary Wedge PressureCardiovascular SystemVentricular FunctionCoronary CirculationRespirationPulmonary Gas ExchangeVentricular Dysfunction, LeftNorepinephrineBlood Volume DeterminationHeart Defects, CongenitalFetal HeartReproducibility of ResultsHypotensionSplanchnic CirculationProspective StudiesMyocardial InfarctionHeart TransplantationVentricular RemodelingMonitoring, IntraoperativePlethysmography, ImpedanceCardiopulmonary BypassExerciseMyoblasts, CardiacRats, Sprague-DawleySwineTreatment OutcomeXylazineDisease Models, AnimalCardiac MyosinsHypertension, PulmonaryCardiac Imaging TechniquesSheepVentricular PressureAnoxiaFluid TherapyIndocyanine GreenEpinephrinePropranololRestTroponin ICardiac GlycosidesAnesthesiaCardiac Resynchronization TherapyResuscitationDobutamineAtrial Natriuretic Factor