ElectrolytesWater-Electrolyte BalanceOsmolar ConcentrationSodiumAcid-Base EquilibriumWaterPotassiumChloridesSodium ChlorideWater-Electrolyte ImbalanceHydrogen-Ion ConcentrationBicarbonatesDrinkingDehydrationAldosteroneKidneyAnimal Nutritional Physiological PhenomenaAnimal FeedWater SupplyBody WaterReninSwinePostural BalanceHypernatremiaBlood PressureFresh WaterHypokalemiaHyponatremiaWater PurificationAcid-Base ImbalanceWater Pollution