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NUTRIENS & FOOD Teachers: Mrs Belcastro and Mrs Luzzi Class 2^ E School year 2014.-2015 Secondary School Norberto Bobbio CLIL PROJECT

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Proteins Sugars Sugars Fats Fats Vitamins Vitamins Mineral salts Water Water N u t r i e n t sN u t r i e n t sN u t r i e n t sN u t r i e n t s

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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

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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.

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F O O D P Y R A M I D

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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 bodys 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.

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COMPLETE THE TABLE AND DISCOVER WHAT IS YOUR DIET PROTEINSSUGARSFATSVITAMINS MINERAL SALTS BREAKFAST....................................................... LUNCH.................. DINNER..................

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