Blood Pressure DeterminationBlood PressurePressureHypertensionBlood Pressure Monitoring, AmbulatoryHeart RateAntihypertensive AgentsHydrostatic PressureBlood Pressure MonitorsSystoleHemodynamicsDiastoleTime FactorsHypotensionIntracranial PressureReninIntraocular PressureRats, Inbred SHRArterial PressurePulseTransducers, PressureVascular ResistanceKidneyCircadian RhythmSympathetic Nervous SystemAtmospheric PressureVenous PressureSex Determination ProcessesAir PressureSphygmomanometersCardiovascular DiseasesProspective StudiesCardiovascular SystemHypertension, RenalBaroreflexSodium Chloride, DietaryRisk FactorsReference ValuesRats, Inbred WKYBody WeightDiet, Sodium-RestrictedRegional Blood FlowVentricular PressureSodium, DietaryBody Mass IndexAngiotensin IIAngiotensin-Converting Enzyme InhibitorsReproducibility of ResultsCardiac OutputFollow-Up StudiesRenin-Angiotensin SystemPressoreceptorsAnalysis of VarianceCentral Venous PressureRegression AnalysisNorepinephrineDogsDouble-Blind MethodCross-Sectional StudiesChromatography, High Pressure LiquidRats, Sprague-DawleyHydrochlorothiazideArteriesBlood Flow VelocityDose-Response Relationship, DrugLinear ModelsTelemetryAldosteroneAge FactorsCohort StudiesCardiovascular Physiological PhenomenaPulmonary Wedge PressurePostureHypertrophy, Left VentricularSodiumCalibrationTreatment OutcomeAortaObesityHypertension, RenovascularAfrican Continental Ancestry GroupMonitoring, PhysiologicSodium ChlorideAutonomic Nervous SystemSex FactorsSex Determination AnalysisBlood GlucoseCaptoprilTetrazolesCross-Over StudiesHypotension, OrthostaticHeartAgingComplianceAtenololVasoconstrictor AgentsAmlodipineNatriuresisPhenylephrineSensitivity and Specificity