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Nutrients
Vocabulary
12
Science
Not Applicable
12/27/2004

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Term
Nutrient
Definition
"substances in food: proteins, carbohydrates, fats, vitamins, minerals, and water, that the body uses for cell development, repair, and growth and that provide energy"
Term
Protein
Definition
"nutrient made up of amino acids that is used for replacement and repair of body cells and has large molecules that contain carbon, hydrogen, oxygen, and nitrogen; found in meats, fish, and beans."
Term
Amino Acid
Definition
building blocks of proteins
Term
Carbohydrate
Definition
"the body's main energy source: sugars, starch, and fiber, formed of carbon, hydrogen, and oxygen atoms; found in fruit, pasta, and whole-grain cereals and breads"
Term
Fat
Definition
"nutrient that provides energy and helps the body absorb vitamins; can be saturated (meats and cheeses)or unsaturated (liquid vegetable oil and fat found in poultry, fish, and nuts)."
Term
Vitamin
Definition
" organic, water-soluble or fat-soluble nutrient needed in small quantities for growth, regulating body functions, and preventing disease"
Term
Mineral
Definition
"inorganic nutrient that regulates many of the body's chemical reactions; builds cells, sends nerve impulses, and carries oxygen."
Term
Food Group
Definition
"one of five groups of foods that contain the same nutrients breads and cereals, vegetables, fruit, milk, and meat."
Term
Energy
Definition
"Your body needs energy for every activity that it performs. Muscle activities such as the beating of your heart, blinking your eyes, and lifting your backpack require energy. Your body also uses energy to maintain a steady internal temperature of about 37 degreesC (98.6 degreesF). This energy comes from the foods you eat"
Term
Calorie
Definition
The amount of energy available in food
Term
Classes of Nutrients
Definition
"Six kinds of nutrients are available in food-proteins, carbohydrates, fats, vitamins, minerals, and water"
Term
Water
Definition
The human body is about 60 percent water by weight. About two thirds of your body water is located in your body cells. Water also is found around cells and in body fluids such as blood
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