Which of the following statements regarding electrolytes is correct?
a) electrolytes are nonreactive and relatively harmless if they are left to circulate in the body.
b) electrolytes are also called ions and dissociate into charged components when placed in water.
c) electrolytes to regulate muscular contraction, but have no effect on cardiac function.
d) electrolyte charges are stabilized by blood so that they can aid in the body's metabolic functions.

Option (B).

Explanation:

Electrolytes are fluid balance are important in the body as they maintain the blood pH level and the osmotic level. The electrolytes present in our body are sodium, potassium and chloride ions.

Electrolytes may be defined as the substance when dissolved into water will break into the ions. The ions are cations and anions as they have charge over their body. Electrolytes are present in blood, urine and the body fluid.

Thus, the correct answer is option (B).