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60 Cards in this Set

  • Front
  • Back
Define RDA
Recommended Dietary Allowance
Define AI
Adequate Intakes
Define UL
Upper Limit--tolerable upper intake levels
What are the 3 broad dietary guidelines for Americans?
1-aim for fitness
2-build a healthy base
3-Choose sensibly
Explain the dietary guideline, "aim for fitness"
maintain a healthy weight and be physically active each day.
Explain the dietary guideline, "Build a healthy base"
let the food guide pyramid guide your choices and eat more whole grains, fruits, and vegetables.
Explain the dietary guideline, "choose sensibly"
choose foods low in sat. fat and cholesterol, and moderate in overall fat. Choose drinks low in sugar, prepare foods with little sodium, and drink alcohol in moderation.
Define Discretionary calories
what you can eat beyond the food guide pyramid recommendations
How many serving of grains should have per day and how many should be whole grains?
6 oz./6 servings. half should be whole grains
How many servings of fruits should the avg. person have per day?
4
How many servings of vegetables should the avg. person have per day?
5
How many servings of meat/beans should the avg. person have per day?
5.5 oz
How many servings of dairy/milk should the avg. person have per day?
3 cups/servings
What are some good food sources of antioxidants?
berries, nuts, dark chocolate
What are phytochemicals?
plant chemicals responsible for color, flavor, and protection for body
How do antioxidants help the body?
they prevent oxidation reactions in the body and protect from cell damage
Where can phytochemicals be found?
fruits, vegetables, and spices
Define Enriched
a food that has been stripped of nutrients, then enriched with more nutrients
Define Fortified foods
foods that have a nutrient added that doesn't naturally have in them
If a food item is "low calorie" then how many calories does it have?
40 or fewer per serving
If a food is "reduced calorie" then how many calories does it have?
25% fewer than regular
If a food is "calorie free" then how many calories are allowed to be in it?
less than 5
If a food is "fat free" then how many grams of fat are in it per serving?
0.5g or less
If a food is "low fat" then how much fat is in it?
3g or less
If a food is "reduced fat" then how much fat is in the food?
25% less fat than it had originally
If a food is "high in fiber" then how much fiber is in it per serving?
5g or more
If a food is a "good source" of fiber then how much fiber is in it?
2.5g or greater
If a food is a "good source" of something, what does that mean?
10-19% of the daily recommendation of that nutrient
If a food is "high in" of something, what does that mean?
20% or more of the daily value
What does "light" mean in relation to fat and calories?
1/3 fewer calories than it's original food OR half the fat of the regular form of the food
Define Absorption
The passing of nutrients from the GI tract to the body
Define Digestion
converting food from food to nutrients that the body can use
Which enzyme is used in the mouth when chewing?
amylase
Which sphincter is between the esophagus and the stomach?
cardiac sphincter
which acid is found in the stomach?
HCl
Which protein-digesting enzyme is found in the stomach?
pepsin
Name the 3 sections of the small intestine
1. duodenum
2. jejunum
3. ileum
Which enzymes in the lg. intestine aid in carbohydrate digestion?
1. amylase
2. sucrase
3. lactase
Which enzymes in the lg. intestine aid in protein digestion?
1. trypsin
2. pepsin
which enzyme in the lg. intestine aids in fat digestion?
lipase
What percentage of your calories should come from carbs?
55%
What percentage of your calories should come from protein?
15%
What percentage of your calories should com from fat?
30%
What are the 3 leading causes of death?
1. heart disease
2. cancer
3. stroke
Where is amylase found?
In the pancreas and he mouth
Where is sucrase found and what does it digest?
the small intestine and carbohydrates/starches
What is the main function of the duodenum?
to digest
What is the main function of the jejunum?
to absorb
What is the main function of the ileum?
to connect the small intestine to the colon
What is the valve called that's between the small and large intestine?
ileocecal valve
What are the 2 main functions of the large intestine?
1. to reabsorb some of the water
2. to digest with bacteria and excrete toxins, fiber, and waste
What nutrient does trypsin digest?
protein
What nutrient does pepsin digest?
protein
Where is trypsin found?
pancreas
Where is pepsin found?
In the stomach
Where is lipase found?
Small intestine and pancreas
Define absorption
taking the nutrients from the GI tract to your body
Define Digestion
converting food you eat to the nutrients of that food
what's the significance of mucus in the stomach?
protects the lining of the stomach from the HCl
What and where is intrinsic factor?
substance required for B12 digestion in the stomach