NUTRIENTS & FOOD Teachers: Mrs Belcastro and Mrs Luzzi Class 2^ E School year 2014.-2015...

NUTRIENTS&

FOODTeachers: Mrs Belcastro and Mrs Luzzi

Class 2^ E School year 2014.-2015

Secondary School “Norberto Bobbio”

REDDSO AND CLIL PROJECTS

Proteins have a plastic or constructive function. They provide materials for cells and tissue constructions and repare and replace them. They can be “burned” to produce energy: 1 g of Proteins = 4,1 kcal

Sugars or carbohydrates have an energetic function. They are main sources of energy for the body. Sugars in excess are accumulated in tissue. They can be “burned” to produce energy: 1 g of Sugars = 4,1 kcal

Fats or lipids have an energetic function and contain more than double of sugars energy but their digestion is very long and complex. Fats in excess are accumulated in tissue. They can be “burned” to produce energy: 1 g of Fat = 9 kcal

Vitamins do a regulatory function. There are different types of vitamins and everyone does a specific function.

Mineral salts have a plastic function, for tissue construction, and a regulatory function.

Water is a fundamental substance for life: almost all chemical reactions are doing in water. It is present in almost all food.

F O O D P Y R A M I D

• In the first level there is food which contain vitamins and they are necessary for growth and health. The main vitamins are Vitamin A, the B complex of vitamins, vitamin C and D.

• In the second level there is the typical Mediterranean food: bread, cereals, rice, pasta and potatoes.They contain carbohydrates, which are the body’s main source of fuel.

• In the third level there are condiments: oil and fats• In the fourth level there are milk and dairy products ( milk,

cheese, yoghurt).They are plastic and energetic.• In the fifth level there food contain proteins, which are used for

building cells ( meat, fish and eggs).• In the sixth there are cakes, sweets: they contain fats and sugar.

They aren’t too much healthy.

COMPLETE THE TABLE AND DISCOVER WHAT IS YOUR

DIET

PROTEINS SUGARS FATS VITAMINSMINERAL

SALTS

BREAKFAST

….................. …................... ….................. ….................. …..................

LUNCH ….................. ….................. ….................. ….................. …..................

DINNER ….................. ….................. ….................. ….................. …..................

Proteins Sugars

Fats Vitamins Mineral salts

Water

N u t r i e n t s