HemodynamicsBlood PressureHeartVentricular Function, LeftMyocardial ContractionDogsHeart RateMyocardiumHeart FailureStroke VolumeCardiac CatheterizationDiastoleVentricular PressureEchocardiographyHeart VentriclesVentricular Dysfunction, LeftVentricular RemodelingCardiac OutputPressureCardiac VolumeCardiomyopathy, DilatedSystoleMyocardial Reperfusion InjuryMyocardial InfarctionElectrocardiographyEchocardiography, DopplerBlood Pressure DeterminationHypertensionTime FactorsCoronary DiseaseVascular ResistanceFollow-Up StudiesPulmonary Valve InsufficiencyVentricular Function, RightHydrostatic PressureRats, Sprague-DawleyAntihypertensive AgentsBlood Pressure Monitoring, AmbulatoryDisease Models, AnimalHypertrophy, Left VentricularPulseProspective StudiesPerinephritisCoronary CirculationMethyldopaTransducers, PressurePulmonary Wedge PressureBlood Pressure MonitorsBlood Flow VelocityIntracranial PressureIntraocular PressureVentricular FunctionArteriesAtmospheric PressureAir PressureReninPulmonary ArteryVenous PressureComplianceAortaAtenololSphygmomanometersModels, CardiovascularPosturePressoreceptorsBaroreflexPulsatile FlowSympathetic Nervous SystemRegional Blood FlowManometryArterial PressurePhonocardiographyKinetocardiographyRandom AllocationDouble-Blind MethodAnalysis of VariancePerfusionBendroflumethiazideCoronary VesselsAngiotensin-Converting Enzyme InhibitorsHeart SoundsHypotensionMonitoring, PhysiologicElasticityValsalva ManeuverTreatment OutcomeBlood VolumeRegression AnalysisPhysical ExertionAge FactorsAtrial Function, LeftAdrenergic beta-AntagonistsRadial ArteryBody WeightCardiac Pacing, ArtificialReference ValuesCentral Venous PressureRespirationNorepinephrineCounterpulsation