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Nutrition
5th Grade Saint Andrew
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Eating is good for your health
True
False
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Humans are omnivores; they eatall kinds of food.
True
False
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The more we eat, the healthier we are.
True
False
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Milk and cheese are animal products that we can eat.
True
False
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A balanced diet includes only fruit and vegetables
True
False
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Food and nutrients
• The food you eat daily helps you strengthen your body.
• It provides energy abd nutrients that keep the body systems healthy.
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Function of food: Renovation
• Renovation: it restores and regenerates tissue and organs.
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Function of food: Renovation
• It insures the growth and development of the body.
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Function of food: Energy
• It provides the energy that the organism needs for heat and movement.
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Function of food: Replacement
• It replaces the water loss through urine, sweat, and feces.• The body needs at least 1 liter of water a day to function.
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Nutrients in food
• A nutrient is a substance that the body needs to grow, develop, and maintain itself.
• Your body obtains nutrients from the food you eat.
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Nutrients in food
• Nutrients perform different functions in our organism to keep it functioning correctly.
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Nutrients in food
Proteins
Lipids of fats
Water
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Proteins
• Proteins are large molecules. They are formed by smaller molecules called amino acids.
Defense: They protect the body from certain microorganisms and foreign bodies.
Stucture: They form part of the structuresin our body such as skin.
Regulation: They regulate the chemical reactions in the body. Enzimes are a type of protein.
Transportation: some proteins carry specific molecules. Hemoglobin is a type of protein that carries oxygen.
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Carbohydrates
• They are also called sugars. They consist mainly of glucose molecules.
Energy: They provide instant energy. Glucose, the simplist carbohydrate is used for this funcion.
Structure: They form the stucture s such as the cell wallof plant cells.
Reserve: Animals store carbohydrates as glycogen.Plants store glycogen as starch.Glycogen and starchare complex carbohydrates that can beconverted to glucose.
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Vitamins
They are chemical substances indispensable for the body.
They help prevent disease and optimize vital functions.
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Mineral salts
They are nutrients They are essential in small quantities.
They help your body function properly.
fluorine
Iron
Potasium
Zinc
Magnesium
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Water
It is an essential moleculeIt transports nutrients and waste throug the body.
Water is the main component of living things.
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Nutrition Balance
• There is a great ammount of food around us; but what and how much should we eat to stay healthy?
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Nutrition Balance
• A balanced diet is one that keeps the body healthy.• A balanced diet provides the nutrients and
energy to perform everyday activities.
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Nutrition Balance
• Follow a balanced diet that includes a varity of food .
• Not everyone needs to eat the same amount of food• It Depends :
- geneder: male or female- age-physical activity levels
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What should an 10-11 Boy/girl eat? According to the U.S. Department of Agriculture
Boy Girl
-1600 -2200 calories a day
-1400 -2000 calories a day
-34 grams of proteins.
-34 grams of proteins.
-130 grams of carbohydrates
-130 grams of carbohydrates
50 to 70 grams of fat per day for children who eat 1,800 calories a day.
50 to 70 grams of fat per day for children who eat 1,800 calories a day.
The more active the child is, the more calories he/she requires.
By eating a variety of healthy proteins, carbs and fats, your child should be getting all the vitamins and minerals he needs.
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Food Pyramid