Pulmonary Wedge PressureHemodynamicsVenous PressureCardiac OutputCentral Venous PressureHeart FailureBlood PressureVascular ResistancePressureCardiac CatheterizationHydrostatic PressureBlood Pressure DeterminationPortal PressureTransducers, PressureHeart RateIntracranial PressureVentricular PressureDogsHypertensionIntraocular PressurePulmonary EdemaPulmonary CirculationCatheterization, Swan-GanzBlood Pressure Monitoring, AmbulatoryCapillary ResistanceHypertension, PortalDiastoleBlood VolumeRegional Blood FlowAir PressureAtmospheric PressureArterial PressureStroke VolumePlasma SubstitutesVentricular Function, LeftTime FactorsBlood Flow VelocityPulmonary ArteryHypertension, PulmonaryPositive-Pressure RespirationJugular VeinsSystoleAntihypertensive AgentsAtrial Natriuretic Factor