Essential Nutrients Carbohydrate Fat Protein Fibre Vitamins Minerals water.

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Presentation transcript:

Essential Nutrients Carbohydrate Fat Protein Fibre Vitamins Minerals water

Carbohydrate Definition & function - sugar, starch, or cellulose - food source of energy 2 types: - simple: sugar -complex : starches cause the blood sugar level rise more quickly Sources: - candy, oat meal, milk, spaghetti

Fat Definition & function -mixture of such compounds occurring widely in organic tissue -control body tempreture 2 types: - solid - liquid fat Category of lipid Sources: -pork, oil, butter

Protein Definition & function: -made of amino acids, arranged in linear chain & folded into globular form. - involved in all cell functions & structural support 2types: - carboxyl - amino. Sources: -Egg, chicken breast, canned tuna, skimmed milk

Fibre Definition & function -keep the digestive system healthy & functioning properly -Helps it to pass through the intestines quicker or out of the body 3 types: - regenerated cellulous - pure cellulose - modified cellulose Sources: -Whole meal flour, bread, brown rice

Vitamin Definition & function - -organic components in food, needed in very small amounts for growth - -maintaining good health Divided into vitamin A, B, C, D, E. obtained solely through food intake& changes in diet Sources: -cod liver oil, rice bran, lemon, eggs, liver

Minerals Definition & function - Control normal function of human and animal tissues, muscles, and organs -essential to the nutrition of life 2 types: - major element - trace elements value of minerals in diet Sources: -milk, cheese, yogurt, salmon, broccoli

Water Definition & function -clear, colorless, odorless, and tasteless liquid -Effect body physical balance Not food, but important

Hyperlink healthy/food healthy/food m m