Water Balance

65%

How much of water is stored in intracellular fluid or cytoplasm?

35%

How much of water is stored in extracellular fluid?

25%

How much of the 35% of water stored in extracellular fluid is in the interstitial fluid?

8%

How much of the 35% of water stored in extracellular fluid is in the blood plasma and lymph?

2%

How much of the 35% of water stored in extracellular fluid is in the transcellular fluid?

Ex. Synovial fluid, CSF, Pericardial Fluid, Respiratory Fluid, Digestive Fluid, Bile, Renal Filtrate, Reproductive Fluids, Etc.

Equilibrium

Water gain and loss should always be at….

2500 mL

How much is the average amount of water taken in and released during a 24 hour period of time

Edema

What happens when more water is taken in than given off?

Dehydration

What happens when more water is given off than taken in?

Metabolic Water

Water produced as a by product of aerobic respiration and dehydration synthesis reactions

200 mL

How much water is created from aerobic respiration and dehydration synthesis?

Preformed Water

Water already in the form of H2O that is consumed

1600 mL

How much water on average is taken in by drinking?

700mL

How much water on average is taken in from ingested food?

Mucturition

Urine excretion

1500 mL

How much water is lost as a result of micturition

200 mL

How much water is lost from fecal elimination

300 mL

How much water is lost as a result from expiration

200 mL

How much water is lost as a result from perspiration

Cutaneous Transpiration

Water leaving the cells of the skin, NOT sweating

300 mL

How much water is lost as a result of cutaneous transpiration?