Why is potassium an important electrolyte?

a. It prevents muscle twitching.
b. It needs to be in the extracellular fluid.
c. It is essential for electrochemical reactions.
d. It is nutritionally needed.


ANS: C
Potassium is necessary for electrochemical reactions for cellular functions. It can disrupt cardiac rhythms if it is not at the correct level.

Health Professions

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