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32 Cards in this Set
- Front
- Back
What is nutrition?
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the science of foods and the nutrients and other substances they contain and their actions within the body
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What term is best described:
" the science of foods and the nutrients and other substances they contain and their actions within the body " |
nutrition
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What is diet?
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the foods and beverages a person eats and drinks
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What term is best described:
" the foods and beverages a person eats and drinks " |
diet
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What actions are involved with food?
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ingestion, digestion, absorption, transport, metabolism and excretion
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What actions are involved in nutrition?
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ingestion, digestion, absorption, transport, metabolism and excretion
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What are some reasons why people make food choices?
* don't memorize, just think about it! |
habit, convenience/inconvenience, taste, ethnic background, texture, etc.
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Name the six classes of nutrients
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carbohydrate, fat, protein, vitamin, mineral, water
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What are examples of macronutrients
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carbohydrate, fat, protein
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What are examples of micronutrients?
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vitamins and minerals
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What nutrient is not classified as a macro or micronutrient?
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water
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What is an essential nutrient?
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a nutrient that must be obtained from food because the body cannot make it in sufficient qualities to meet physiological needs
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What is another term for indispensable nutrient?
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essential nutrient
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What is another term for essential nutrient?
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indispensable nutrient
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What term is best described:
" a nutrient that must be obtained from food because the body cannot make it in sufficient qualities to meet physiological needs " |
essential/indispensable nutrient
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What is a calorie?
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a unit by which energy is measured.
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Food energy is measured in ________.
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kilocalories
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________ calories = _________ kilocalories
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1000 calories = 1 kilocalorie
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What is one kilocalorie?
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the amount of heat necessary to raise the temperature of a kilogram of water one degree celsius
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What term is best described:
" the amount of heat necessary to raise the temperature of a kilogram of water one degree celsius " |
one kilocalorie
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carbohydrate = ______ kcal/gram
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4
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fat = ______ kcal/gram
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9
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protein = _______ kcal/gram
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4
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True or false: alcohol is a nutrient
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false
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True or false: alcohol is a nonnutrient
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true
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alcohol = _____ kcal/gram
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7
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A mcdonald's big mac has 47 grams of carbohydrates, 30 grams of fat, and 25 grams of protein. How many calories are in the big mac?
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(47*4)+(30*9)+(25*4) = 558 calories total
method = multiply amount of each nutrient by kcal/gram value for each nutrient and add all totals together |
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A large french fries has 70 grams of carbohydrates, 30 grams of fat and 6 grams of protein. How many calories are in the fries?
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(70*4)+(30*9)+(6*4) = 574 calories
method = multiply amount of each nutrient by kcal/gram value for each nutrient and add all totals together |
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carbohydrates, protein and fat are nutrients known as ___________
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macronutrients
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vitamins and minerals are nutrients known as ____________
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micronutrients
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How many calories are in a pound?
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35000
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If one's energy needs are 1800 kcals per day and they consume 2000 kcals per day, how much weight will they gain in a year?
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200 extra calories each day * 365 days a year = 7300 extra calories
7300 / 3500 = 20.9 pounds in one year! |