Pectobacterium carotovorumPositive-Pressure RespirationHemodynamicsRespiratory Distress Syndrome, AdultRespiration, ArtificialCarbon DioxideOxygenLungVascular ResistanceRenal CirculationBlood PressureBlood Flow VelocityCardiac OutputRegional Blood FlowCerebrovascular CirculationModels, CardiovascularPulmonary CirculationDogsHeart RateHypertension, PulmonaryKidneyBlood VolumePulsatile FlowGlomerular Filtration RateLiver CirculationTime FactorsCoronary CirculationPulmonary Wedge PressureSplanchnic CirculationPulmonary ArteryCardiography, ImpedanceOxygen ConsumptionVentricular Function, LeftBlood Gas AnalysisHypertension, PortalMicrocirculationUltrasonography, Doppler, TranscranialStroke VolumeSpectroscopy, Near-InfraredHypertensionArteriesArterial PressureVasodilator AgentsHeart FailureVenous PressureSwineTreatment OutcomeDisease Models, AnimalDiuresisBlood CirculationHematocritRats, Sprague-DawleyNatriuresisHeartPulmonary Gas ExchangeAntihypertensive AgentsLaser-Doppler FlowmetryNitric OxideCardiac CatheterizationRenal Plasma FlowAnesthesiaReninPortal VeinIntracranial AneurysmProspective Studies