Study Question and Answer on potassium.

What is the functions of potassium in the body?.

A.It is the main extracellular anion.

B. The main electrolyte of the body extracellular fluid.

C.The most surplus electrolyte in human body.

D.The major cation of the intracellular fluid.

Correct answer is D.

Rationale: Potassium is the major cation of the intracellular space.

Calcium is the most abundant electrolyte in the body.

Sodium is the main electrolyte of the extracellular fluid ,it plays a vital role in the normal physiological process of the human body.It performs so many important functions in human body. For example it regulates the flow of water in and out of cells and maintain normal fluid balance. It controls blood pressure, proper functioning of nerve transmission and muscle contraction. It assists in the regulation of acid based balance. Sodium and potassium are positively charged particles.

Chloride is the main extracellular anion.