click below
click below
Normal Size Small Size show me how
A&P CH18 key terms
A&P CH18 Water, Electrolyte, and the Acid-Base Balance
Term | Definition |
---|---|
acid | a substance that ionizes in water to release hydrogen ions |
acid-base buffer system | occurs in all body fluids and consist of chemicals that combine with excess acids or bases |
base | substance that ionizes in water to release hydroxide ions (OH) or other ions that combine with hydrogen ions |
electrolyte balance | condition when the quantities of electrolytes entering the body equal those leaving it |
extracellular | outside of the cell; refers to the internal environment, body fluids outside individual cells |
intracellular | within cells |
transcellular fluid | a portion of the extracellular fluid, including the fluid within special body cavities |
water balance | when the volume of water entering the body is equal to the volume leaving it |