ElectrolytesWater-Electrolyte BalanceWaterSodiumWater-Electrolyte ImbalanceAcid-Base EquilibriumWater SupplyDrinkingPotassiumChloridesBicarbonatesDehydrationBody WaterKidneyAldosteroneOsmolar ConcentrationAnimal Nutritional Physiological PhenomenaFresh WaterAnimal FeedReninHydrogen-Ion ConcentrationWater PurificationWater PollutionSwinePostural BalanceSodium ChannelsBlood PressureSodium ChlorideWater Pollutants, ChemicalHypernatremiaWater DeprivationWater PollutantsHyponatremiaHypokalemiaSodium, DietaryFluid TherapyAcid-Base ImbalanceSodium BicarbonateSodium IsotopesRehydration SolutionsElectrolysisIntestinal AbsorptionDiuresisJejunumWater MovementsCatharticsTime FactorsWater SofteningThirstNatriuresisBody FluidsIsotonic SolutionsHyperkalemiaMagnesiumDiureticsChlorineAquaporinsVasopressinsIonsIntestinal SecretionsEpithelial Sodium ChannelsElectrochemistryUreaFurosemideTemperatureElectrodesDiarrheaBody WeightSodium CompoundsAbsorptionSweatCalciumElectrochemical TechniquesElectroplatingPlasma VolumeIleumSaline Solution, HypertonicSodium Chloride, DietaryColonBiological Transport, ActiveSodium Channel BlockersBlood Chemical AnalysisCell Membrane PermeabilityBiological TransportUrineSodium Dodecyl SulfateSolutionsModels, BiologicalAlkalosisKineticsKidney Concentrating AbilityNitrogenSeawaterFecesAmilorideSecretory RateInulinElectric ConductivityBisacodylRats, Sprague-Dawley