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Nutrition Chapter 8 2014/2015. Nutrients – ( 6 )  substances that the body needs to regulate bodily functions, promote growth, repair body tissue and.

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Presentation on theme: "Nutrition Chapter 8 2014/2015. Nutrients – ( 6 )  substances that the body needs to regulate bodily functions, promote growth, repair body tissue and."— Presentation transcript:

1 Nutrition Chapter /2015

2 Nutrients – ( 6 )  substances that the body needs to regulate bodily functions, promote growth, repair body tissue and obtain energy.  Carbohydrates, fats, and proteins – are used as energy  Vitamins, minerals, and water – perform other essential functions

3 Nutrition  Metabolism – is the chemical process by which your body breaks down food to release energy.  for growth and repair  Calories – amount of energy released when nutrients are broken down.

4 Body Mass Index BMI = (weight (in pounds) x 703 (height ( in inches)² (height ( in inches)²  Convert feet to inches – feet x 12

5 Carbohydrates – needed for energy  Simple Carbs.  Sugar – glucose  Natural – fruit  Added – junk food

6 Carbohydrates, cont.  Complex Carbs.  Starch – glucose  potatoes, rice, pasta, bread, cereals

7 Fats  Fats provide energy.  Fats help the body use vitamins.  Fats helps produce hormones  Fat forms a protective cushion for your organs.  Fats build healthy cells.  Fats are a vital part of the membrane that surrounds each cell of the body.  Fats build brains.

8 Fat Composition

9 Proteins - are the building blocks of life. The body needs protein to repair and maintain itself.  High Protein  meats, eggs, milk, poultry  Incomplete - plant source – beans, rice

10 Vitamins – supports most growth and development

11 Vitamins, cont.

12 Minerals – help cells and organs do their jobs

13 Water – essential for life

14 The Divided Plate and Other Portion Tips  Serving sizes on food labels and recommended amounts on the ChooseMyPlate site are usually given in grams, ounces, or cups.

15  Portions: use your hand as a guide:  A clenched fist is about a cup —  recommend for a portion of pasta, rice, cereal, vegetables, and fruit.  Your palm - a meat portion

16  The size of the top of your thumb –  Portion for butter, mayo, or salad dressing)  Another great way to visualize appropriate portions is to use the concept of the "divided plate.  " Think of your plate as divided into four equal sections.

17  Use one of the top quarters for protein. Use the other top quarter for starch, preferably a whole grain. Then fill the bottom half with veggies (or a combination of vegetables and fruit).  None of the foods should overlap —keep portions under control, it can also help you to balance your meals.

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