Sodium Is a Mineral Element and Is One of the Principle

Sodium is a mineral element and is one of the principle positive ions. Sodium

A) serves primarily to help maintain normal body-fluid balance and osmotic pressure in the extracellular fluids.
B) is solely responsible for nerve impulse transmission and muscle contraction.
C) is found in rather small amounts in most natural foods, thus, deficiency states due to inadequate dietary intake are common. D concentration may decrease in the blood; if this occurs, ADH, produced in the adrenal gland, will
) stimulate the kidney to return additional sodium.