Blood PressurePressureSodiumBlood Pressure DeterminationHypertensionBlood Pressure Monitoring, AmbulatoryHeart RateAntihypertensive AgentsHydrostatic PressureSodium ChannelsSodium, DietaryBlood Pressure MonitorsSystoleHemodynamicsSodium ChlorideReninDiastoleHypotensionIntracranial PressureRats, Inbred SHRSodium Chloride, DietaryTime FactorsArterial PressureIntraocular PressureVascular ResistancePulseKidneyTransducers, PressureDiet, Sodium-RestrictedSympathetic Nervous SystemCircadian RhythmVenous PressureAtmospheric PressureHypertension, RenalSphygmomanometersAir PressureCardiovascular SystemCardiovascular DiseasesBaroreflexAngiotensin IIRats, Inbred WKYProspective StudiesAldosteroneBody WeightRisk FactorsRegional Blood FlowNatriuresisAngiotensin-Converting Enzyme InhibitorsRenin-Angiotensin SystemRats, Sprague-DawleyVentricular PressureBody Mass IndexNorepinephrineDogsCardiac OutputPressoreceptorsDouble-Blind MethodPotassiumFollow-Up StudiesDose-Response Relationship, DrugCentral Venous PressureAnalysis of VarianceReference ValuesHydrochlorothiazideCross-Sectional StudiesArteriesRegression AnalysisNitroprussideSodium Channel BlockersTelemetryBlood Flow VelocityCardiovascular Physiological PhenomenaDiureticsPostureEpithelial Sodium ChannelsAge FactorsPulmonary Wedge PressureHypertrophy, Left VentricularAortaSodium IsotopesCohort StudiesSodium BicarbonateCaptoprilHypertension, RenovascularRenal CirculationTreatment OutcomeCross-Over StudiesVasodilationAfrican Continental Ancestry GroupVasoconstrictor AgentsObesityVasodilator AgentsRats, WistarHeartTetrazolesAutonomic Nervous SystemSodium Dodecyl SulfatePhenylephrineLinear ModelsHypotension, Orthostatic