lecture3nutrition[1]

lecture3nutrition[1] - Nutrition Facts Water makes up 60%...

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Nutrition Facts Water makes up 60% of the body Calories-the energy derived from nutrients 9 calories per gram of fat 7 calories per gram of alcohol 4 calories per gram of protein 4 calories per gram of carbohydrates BMR (Basal Metabolic Rate) -how many calories needed to sustain your body at rest. Women 1,600 calories per day Men 2,200 calories per day Protein-basic framework for muscles, bones Proteins are needed to build, maintain, and repair cells. Complete proteins have all 9 essential amino acids. Incomplete proteins lack one or more essential amino acids. Made up of 20 amino acids & 9 of which we must get from our diet (body cannot produce them) Complete proteins -animal proteins (meat, fish & dairy) that provide the essential 9 amino acids Incomplete Proteins -grains, beans, nuts which don’t provide the 9 amino acids but can be combined i.e. rice & beans! Carbohydrates- Plants supply most of the carbohydrates in the diet. The simplest carbohydrates are sugars (monosaccharides). Simple carbs-natural sugars Fruits, vegetables, and corn syrup are rich sources of monosaccharides. Glucose is blood sugar, a major energy source. Fructose is the sugar in fruits. Starches are complex carbohydrates. During digestion, starch is broken down into glucose molecules. Grains, beans, and certain vegetables are rich sources of starch.
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This note was uploaded on 09/08/2010 for the course HS 1 at San Jose State.

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lecture3nutrition[1] - Nutrition Facts Water makes up 60%...

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