In the NCLEX-RN, it’s important to understand the pathophysiology, symptoms, diagnostic findings, and treatment for disorders related to antidiuretic hormone (ADH), which is also known as vasopressin. ADH plays a crucial role in water balance, and its imbalance can lead to conditions like Diabetes Insipidus (DI) and Syndrome of Inappropriate…

Fluid Compartments Body fluids are distributed across different compartments: Intracellular fluid (ICF): Fluid inside cells, making up about 2/3 of total body water. Extracellular fluid (ECF): Fluid outside cells, further divided into:  Vascular space (within blood vessels). Connective tissue & bones. Transcellular fluid (specialized fluids like cerebrospinal fluid (CSF) and…