Nutrition is needed for the body to complete all the necessary life functions. All living organisms must be fed.
Four reasons why the body needs Nutrition.
- Energy Food is the body’s fuel and energy supplied to the cells so they can perform their functions.
- Growth . Food provides the building materials for the production of new cells.
- Protect against disease . A variety of food is necessary for disease resistance has to offer.
- Repair and replacement of damaged tissue . Nutrients are needed to replace dead cells and wound healing.
Your diet
The food that everyone eats is called his or her diet. A balanced diet will be food that contain the correct amounts vitamins and nutrition. The amount of food we need to be determined by the following factors:
- age
- gender
- activity level
Carbohydrates
The man has the greatest amount of grain and grain products needed because it an immediate source of energy is needed for all the body functions . The main carbohydrate for providing immediate energy is glucose . Glucose in the form of starch in cereal and cereal products stored.
Proteins
The three main functions of proteins are:
- Serves the body building material
- Growth of muscle
- Repairing our wounds
Examples of proteins are: meat , fish , eggs , beans , etc..
Vitamins
Fruits and vegetables are an important component of the diet because vitamins provide the body with the body in good working condition.
| Example | Food type | Function | Digested product |
| meat, fish, eggs | Proteins |
|
amino acids |
| Bread, sweets | Carbohydrates |
|
Glucose |
| Butter, sunflower oil | Fats and oils |
|
Fatty acids, glycerol |
| Fruit and vegetables | Vitamins |
|
Fruit,… |
| Cheese, sprouts | Mineralsalts |
|
/ |
| High fiber | Roughage |
|
/ |
| Water | Water(non salt) |
|
/ |
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