Bioelements-I

The general functions of minerals are:

• The structural components of body tissues

• In the regulation of body fluids

• In acid-base balance

• Coagulation

• Immune system

Which of the following elements is most abundant in bones and teeth?

• Calcium (Ca)

• Chlorine (Cl)

• Magnesium (Mg)

• Sodium (Na)

What is the main hormone involved in the regulation of blood calcium levels?

• Parathyroid hormone (PTH)

• Calcitonin (CT)

• Vitamin D

• Insulin

Which element is a major intracellular element?

• Sodium (Na)

• Potassium (K)

• Chlorine (Cl)

• Magnesium (Mg)

What is the main function of sodium and potassium in the body?

• Maintaining normal osmotic pressure

• Maintaining bone structure

• Regulating blood glucose levels

• Producing red blood cells

Which element is found in significant amounts in milk and dairy products?

• Sodium (Na)

• Phosphorus (P)

• Magnesium (Mg)

• Sulfur (S)

What is the main form of phosphorus found in bones?

• Phosphate (PO4)

• Phospholipids

• Phosphoric acid

• Phosphoproteins

What is the main function of magnesium in the body?

• Maintaining bone structure

• Regulating blood glucose levels

• Producing red blood cells

• Normal function of muscular and nervous systems

Sulphur is made available to the body by the amino acids:

• Cysteine

• Taurine

• Valine

• Methionine

• Alanine

Which element is involved in the activation of enzymes such as lipase and ATPase?

• Calcium (Ca)

• Phosphorus (P)

• Magnesium (Mg)

• Sodium (Na)