Hydrogen-Ion ConcentrationBicarbonatesGastric Acidity DeterminationAcid-Base EquilibriumCarbon DioxideSodium BicarbonateHydrogenHydrogen BondingHydrogen PeroxideAcidosisSodiumBuffersPotassiumChloridesHydrogen SulfideProtonsCalciumAcidosis, RespiratoryAcetazolamideHydrochloric AcidIonsIon ChannelsKineticsOsmolar ConcentrationAlkalosis, RespiratoryGastric JuiceAcidosis, Renal TubularMagnesiumMembrane PotentialsAmmonium ChlorideBiological Transport, ActivePartial PressureIon TransportSecretory RateAlkalosisExtracellular SpaceSodium ChlorideCell Membrane PermeabilityAbsorptionWaterPhosphatesPotassium ChlorideTime FactorsSodium-Bicarbonate SymportersLactatesAcidsTurtlesTemperatureOxygenHelix (Snails)Models, BiologicalSodium-Hydrogen AntiporterElectrophysiologyAmilorideMetalsBiological TransportDogsModels, ChemicalCations, MonovalentCarbonatesHypercapniaModels, MolecularCarbonic AnhydrasesIon Channel GatingCationsGastric MucosaElectrolytesChloride-Bicarbonate AntiportersSulfatesRats, Inbred StrainsElectric ConductivityGastric AcidCobaltCations, DivalentSolutionsIon-Selective ElectrodesPentagastrinDinitrophenolsOxidation-ReductionQuaternary Ammonium CompoundsAequorinCarbonic Anhydrase InhibitorsMathematicsManganeseBinding SitesEthoxzolamideAmmoniaIonophoresDepression, ChemicalWater-Electrolyte BalanceMolecular Sequence DataDialysis SolutionsLasalocidBody FluidsThermodynamicsIntracellular FluidZincCatsElectrochemistryProtein Conformation