Answer :
Final answer:
Intracellular fluid is essential for cell function, while extracellular fluid includes plasma and interstitial fluid, providing nutrients and waste removal for cells.
Explanation:
Extracellular Fluid and Cell Function
Intracellular fluid is responsible for maintaining the internal function of cells. This fluid, also known as cytosol, exists within cells and constitutes a significant portion of the body's water content. In contrast, extracellular fluid includes plasma and interstitial fluid, which surrounds cells outside the blood vessels and provides them with nutrients and waste removal.
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