Fluid and Electrolytes made easy study notes.

Fluid and Electrolytes Homeostasis t State of equilibrium in internal environment of body, naturally maintained by adaptive responses that promote healthy survival t Body fluids and electrolytes play an important role Water Content of the Body t Accounts for 60% of body weight in adult t 70-80% of body weight in infant t Varies with gender, body mass, and age Compartments t Intracellular fluid (ICF) t Extracellular fluid (ECF) l Intravascular (plasma) l Interstitial t Transcellular …

…IV t Common replacement fluid D5 _ NS t Hypertonic t Common maintenance fluid t KCl added for maintenance or replacement D5 _ NS t Provides calories l Prevents ketosis t Moves into ICF t Usually compatible with medications D10W t Hypertonic t Provides 340 kcal/L t Free water t Limit of dextrose concentration may be infused peripherally Plasma Expanders t Pull fluid into IV from interstitium t Colloids l Packed RBCs l Albumin l Plasma