Functions of Carbohydrates in the Human Body:
1. Main Source of Energy:
Carbohydrates are the primary source of energy for the body. They provide fuel for daily activities, brain function, and physical work.
2. Maintain Blood Sugar Level:
They help regulate blood glucose levels and provide continuous energy to body cells.
3. Protein Sparing Action:
Carbohydrates prevent proteins from being used for energy, allowing proteins to perform their main function of growth and repair.
4. Aid in Digestion:
Dietary fibre (a type of carbohydrate) improves digestion and prevents constipation.
Functions of Fats in the Human Body:
1. Concentrated Source of Energy:
Fats provide more energy than carbohydrates and act as an energy reserve.
2. Protection of Organs:
Fats form a protective layer around vital organs and prevent injury.
3. Maintain Body Temperature:
They provide insulation and help maintain normal body temperature.
4. Absorption of Vitamins:
Fats help in the absorption of fat-soluble vitamins such as A, D, E, and K.
5. Cell Structure and Hormone Production:
Fats are important for building cell membranes and producing certain hormones.