Capillary Exchange

Definition

Capillary exchange is the process by which nutrients, gases, and wastes are exchanged between the blood and tissue cells through the walls of capillaries. This exchange is essential for maintaining cellular environments and overall homeostasis.

Related terms

Diffusion:

The movement of molecules from an area of higher concentration to an area of lower concentration until equilibrium is reached.

Osmosis:

The process by which water molecules pass through a semipermeable membrane from a less concentrated solution into a more concentrated one, balancing the concentrations on each side of the membrane.

Hydrostatic Pressure:

The pressure exerted by a fluid at equilibrium due to the force of gravity, playing a key role in driving substances out of capillaries during capillary exchange