Nutrients | Carbohydrates and Lipids | Digestion and Absorption | Nutrient Calculation | Nutrition labels and My Plate |
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What are nutrients?
◦ Materials found in foods and used in the body
◦ Provide energy and structural materials ◦ Promote growth, maintain, and repair body tissues ◦ Some reduce risk of some diseases |
Which type of nutrition is used by the body for energy and is found in foods like bread, rice, and pasta?
Carbohydrates
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What is digestion?
The process of breaking down food into smaller components.
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What are Kilocalories?
Measure how much energy food provides
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What are the three types of fat listed on a nutrition label?
Saturated fat, trans fat, and total fat.
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What are essential nutrients?
◦ Must be obtained from food sources
◦ Body production cannot yield sufficient quantities to meet need |
Which type of nutrition provides the body with essential fatty acids and helps in the absorption of vitamins?
Fats/Lipids
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What is absorption in nutrition?
The process by which nutrients are taken into the cells of the body.
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How many kcal per gram do carbohydrates provide?
4 kcal/g
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How many food groups are on your MyPlate?
5
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What are the six classes of nutrients?
Carbohydrates
Proteins Fats Vitamins Minerals Water |
What are the three monosaccharides found in foods?
Glucose, fructose, galactose
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What is the role of enzymes in digestion?
Enzymes help break down food into nutrients.
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How many kcal per gram do fats provide?
9 kcal/g
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What does the "Serving Size" on a nutrition label tell you?
The recommended amount of food for one serving
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What is Energy Density?
Measure of the amount of energy a food
provides relative to the amount of food (kcal/g) |
What are the three types of fatty acids?
Saturated, monounsaturated, polyunsaturated
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What are organs that secrete digestive juices?
• Salivary glands
• Stomach • Small intestine • Liver (via gallbladder) • Pancreas |
A food has 10g of fat, 20g of carbohydrates, and 5g of protein. How many total kcal does it provide?
10(9) + 20(4) + 5(4) = 170 kcal
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What is the recommended portion of your plate for fruits and vegetables combined?
Half of your plate
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What is Nutrient Density?
Measure of the nutrients provided per
calorie of food, or the ratio of nutrients to calories (nutrients/kcal) |
What is the major storage form of fat in the body?
Triglycerides
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What are the two types of digestion?
- Mechanical Digestion
-Chemical Digestion |
A meal contains 450 kcal and 20g of fat. What percentage of the calories come from fat?
(20g x 9 kcal/g) / 450 x 100 = 40%
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What is the "5/20 Rule" on food labels?
5% DV is low, 20% DV is high for a nutrient
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