Which of the following is the electrolyte responsible for establishing and maintaining the osmolarity and volume of the extracellular fluid?

Name: Which of the following is the electrolyte responsible for establishing and maintaining the osmolarity and volume of the extracellular fluid?
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Question

Quizplus · Accepted Answer

Sodium is the primary electrolyte responsible for the regulation of the body's osmolarity and volume of extracellular fluid. It plays a key role in fluid balance and electrolyte homeostasis.

Which of the Following Is the Electrolyte Responsible for Establishing