How Much of the Total Volume of Body Fluid Is

Question

How much of the total volume of body fluid is intracellular fluid?
A)10%
B)50%
C)1/3
D)2/3
E)99%

Accepted Answer

Approximately 2/3 of the total volume of body fluid is intracellular fluid, while the remaining 1/3 is extracellular fluid (including interstitial fluid and plasma).