The cation that is extracellular is:
A) potassium.
B) calcium.
C) sodium.
D) magnesium.

Name: The cation that is extracellular is: A) potassium. B) calcium. C) sodium. D) magnesium.
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Question

Quizplus · Accepted Answer

Sodium is a cation (positively charged ion) that is predominantly found in extracellular fluid, while potassium is predominantly found inside cells. Calcium and magnesium are also cations, but they are not predominantly found in the extracellular fluid.

The Cation That Is Extracellular Is