Human Nutrition 3(3+0)

Lesson 39 : Sodium

Functions

The functions of Sodium ion are:

• Regulates acid-base balance of the body
• Regulates osmotic pressure of plasma and tissue fluids which protects the body against excessive fluid loss;
• Keeps calcium and other minerals soluble in the blood, as well as stimulating the adrenal glands.
• Helps in absorption of monosaccharide and amino acids from small intestine.
• Initiates and maintains the heart beat.