UNIT 7 Fluid, Electrolyte, and Acid –Base Balances Fluid, Electrolyte, and Acid-Base Balance Introduction Maintaining fluid, electrolyte, and acid-base balance is vital for homeostasis and overall health. Nurses play a crucial role in assessing, monitoring, managing, and educating patients about these balances to prevent complications. I. Fluid Balance Definition:Fluid balance refers to maintaining the correct volume and distribution of body fluids. Body Fluid Compartments: Regulation of Fluid Balance: Fluid Imbalances: