PlethysmographyPlethysmography, Whole BodyPlethysmography, ImpedanceForearmWhole Body ImagingRegional Blood FlowLegBiosensing TechniquesVasodilationNitroprussideAirway Resistanceomega-N-MethylarginineThoraxRespiratory MechanicsRespirationWireless TechnologyVeinsLung Volume MeasurementsVasodilator AgentsVascular ResistanceTidal VolumeHyperemiaPulmonary VentilationTotal Lung CapacityMuscle, SkeletalMethacholine ChlorideBlood PressureThoracic WallVenous PressureInfusions, Intra-ArterialBody CompositionEquipment DesignHand-Arm Vibration SyndromeFunctional Residual CapacityVenous InsufficiencyWhole-Body CountingAcetylcholineBlood Flow VelocityVibrationVascular CapacitanceRespiratory Function TestsPostphlebitic SyndromeTransducersRemote Sensing TechnologyHeart RateReproducibility of ResultsPostureTime FactorsEndothelium, VascularMicro-Electrical-Mechanical SystemsHemodynamicsExerciseLungThrombophlebitisPhlebographyBronchoconstrictor AgentsVasoconstrictionBrachial ArteryEquipment Failure AnalysisOxygen ConsumptionReference ValuesCross-Over StudiesAnalysis of VarianceAirBody WeightNitric OxideSensitivity and SpecificityDose-Response Relationship, DrugAdipose TissueAbsorptiometry, PhotonBlood VolumeAirway ObstructionBlood CirculationInsulinSpirometryBody TemperatureAbdomenFemoral VeinFluid ShiftsComputer Communication NetworksPopliteal VeinBody Temperature RegulationResidual VolumeModels, BiologicalOptical FibersHypercapniaBlood GlucoseElectric ImpedanceEnergy MetabolismSplanchnic CirculationAnoxiaVasoconstrictor AgentsGlucoseApneaLower Body Negative PressureInhalationSympathetic Nervous SystemCalibrationSkinWhole-Body Irradiation