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Body fluid and electrolyte:About 46 to 6o % of the average adult weight is water.. Water may serve as:. Medium of metabolic reaction with cells.Transporter for nutrients, waste products, and other substance.A lubricant.Shock absorber.Regulate and maintain body temperature. . The proportion o
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1. Fluid and electrolytes balance Unit ten
2. Body fluid and electrolyte:
About 46 to 6o % of the average adult weight is water.
3. Water may serve as: Medium of metabolic reaction with cells.
Transporter for nutrients, waste products, and other substance.
A lubricant.
Shock absorber.
Regulate and maintain body temperature.
4.
The proportion of water decreases with aging because fat, age and sex effect of total body water.
(Infant 70 – 80%).
5. Distribution of body fluids: The body fluid divided in two major compartments:
A) Intracellular fluid (ICF):
Is found in the cells of the body. its constitute 2/3 of the total body fluid in the adult.
6. b) Extracelluar fluid (ECF):
is found out side of cell and account 1/3 of the total body fluid.
it’s subdivided into three compartments:
1) Intravascular fluid or plasma: is found within vascular system.
2) Interstitial fluid: is found surrounding the cell and includes lymph.
3) Transcellular: includes cerebrospinal fluid, pleural, peritoneal and synovial fluid.