Respuesta :
Sodium plays a role in fluid balance by exercing osmotic pressure. Its concentration in the blood and the interstitial fluid conditions the amount of water present in the cells and the blood volume.
Sodium is also essential for the transmission of nerve impulses and muscle contraction.
Zinc plays a role in immune system. It has also other roles:
It is involved in the metabolism of proteins and fats.
It allows the production of prostaglandins.
Entering the structure of the superoxide dismutase, so it has an antioxidant action.
It stabilizes various hormones: insulin, gustine, thymulin.
It is thus essential to taste and smell.
It contributes to the good condition of the skin and hair.
It is important for growth.
Calcium plays a role in maintaining healthy bones and muscles.
Calcium is the frame of the bones being mixed with phosphorus in a frame of proteins.Il thus ensures the rigidity and strength of the skeleton, the hardness of the teeth.
Iron's main function is within blood, carrying oxygen to all body tissues.
Zinc plays a role in immune system function.