Plasma osmolality

Definition

Plasma osmolality measures the concentration of solutes, such as salts and sugars, dissolved in the plasma portion of blood. It is crucial for maintaining fluid balance across cell membranes and ensures proper cell function.

Related terms

Osmosis:

The movement of water across a semi-permeable membrane from an area of low solute concentration to an area of high solute concentration.

Homeostasis:

The process by which the body maintains a stable internal environment despite changes in external conditions.

Electrolytes:

Minerals in your body that have an electric charge; they are vital for heart, nerve, and muscle functions and must be maintained within precise concentrations for optimal health