Cardiac OutputThermodilutionHemodynamicsCardiac Output, LowCardiac Output, HighVascular ResistanceDye Dilution TechniqueHeart RateBlood PressureOxygen ConsumptionTime FactorsCardiography, ImpedanceElectric StimulationDogsRegional Blood FlowSoftwareAlgorithmsGastric AcidGastric JuiceAction PotentialsSecretory RateModels, BiologicalPhysical ExertionMuscle, SkeletalPulmonary CirculationCarbon DioxideCatheterization, Swan-GanzNeuronsMotor NeuronsBlood VolumeBlood CirculationElectromyographyMonitoring, PhysiologicRespirationComputer SimulationModels, NeurologicalOxygenNeural PathwaysFlight, AnimalRats, Sprague-DawleyNeural InhibitionBiomechanical PhenomenaNerve NetCircadian RhythmMuscle ContractionLocomotionHeartPentagastrinAmplifiers, ElectronicEfferent PathwaysIndicator Dilution TechniquesSheepInterneuronsPerfusionReproducibility of ResultsEquipment DesignBicyclingPancreatic JuiceErgometryCardiovascular Physiological PhenomenaExerciseAnalysis of VarianceNorepinephrineIsotonic ContractionExercise TestPeriodicityHeart Function TestsOliguriaBlood Gas AnalysisMovementSynaptic TransmissionBileIsometric ContractionBiological ClocksEnergy MetabolismRespiratory MechanicsCatsDefecationGanglia, InvertebrateNeural Networks (Computer)Central Venous PressureUser-Computer InterfaceFluid TherapyEpinephrineTransducersLactic AcidVagotomyBibliometricsSplanchnic CirculationAdaptation, PhysiologicalBlood Flow VelocityLactatesGastrinsLiverGlucoseMotor ActivityCatecholaminesAnoxiaMotor CortexRats, Inbred Strains