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Exam 2
Food
62
Science
Undergraduate 1
06/26/2006

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Cards

Term
Complete Proteins
Definition
Proteins that contain all the nine essentail acids
Term
Incomplete Protein
Definition
Proteins that are lacking in one or more of the nine essentail acids
Term
Carbohydrates
- Define
- Per Gram
- Recommended %
Definition
Basic nutrientss that supply the body with glucose, the energy form most commonly used to sustain normal activity
- 4 calories per gram
- 58% of total calories
Term
Simple Sugars
- Of the 58% total carbs in diet how many of these should you have?
Definition
The major type of carb which provides short-term energy
- 10%
Term
Complex Carbs
- Of the 58% total carbs in diet how many of these should you have?
Definition
A major type of carb which provides sustained energy
- 48%
Term
Fibers
- Define
- Grams per day
Definition
The indigestible protion of plant foods that helps move foods through the digestive system and softens stools by absoring water
- 20 to 35 grams a day
Term
How many serving of fats, oils, and sweet per day?
Definition
0 to use sparingly
Term
How many serving of milk, yogurt, and chesse per day?
Definition
2-3 Servings
Term
How many serving of meat, poultry, fish, etc per day?
Definition
2-3 Servings
Term
How many serving of Vegetables per day?
Definition
3-5 servings
Term
How many serving of fruits per day?
Definition
2-4 Servings
Term
How many serving of bread, cereal, rice, etc per day?
Definition
6-11 Servings
Term
Amino Acids
Definition
The building blocks of proteins
Term
Essential Amino Acids
Definition
9 of the basic nitrogen-containing building blocks of protein
Term
Fats
- Define
- Per Gram
- Recommended %
Definition
Basic nutrients composed of carbon and hydrogen atoms; needed for the proper functioning of cells, insulation of body organs against shock, maintainance of body temp, and healthy skin and hair.
- 9 calories per gram
- less then 30% of total calories
Term
Cholesterol
- Define
- What 2 fats increase LDL?
Definition
A form of fat circulating in the blood that can accumlate on the inner walls of arteries
- Saturated and Trans
Term
HDLs
Definition
(high-density lipoproteins) Compounds that facilitate the transport of cholesterol in the blood to the liver for metabolism and elimination from the body. GOOD!!
Term
LDLs
Definition
(low-density lipoproteins) Compounds that facilitate the transport of cholesterol in the blood to the body's cells. BAD!!
Term
Saturated Fats
Definition
Fats that are unable to hold any more hydroden in their chemical structure; solid at room temp
Term
Unsaturated Fats
Definition
Fats that do have room for more hydrogen in theie chemical structure. Liquid at room temp
Term
Examples of Monounsaturated Fats
Definition
Type of fat found in foods such as olive oil, canola oil, and nuts. Monounsaturated fats can help lower LDL levels but do not lower HDL levels.
Term
Examples of Polyunsaturated Fats
Definition
Polyunsaturated fatty acids are found in vegetable and fish oils. These fats provide the two essential fatty acids that must be provided in the diet.
Term
Trans Fatty Acids
Definition
A fat that is produced when liquid fat (oil;Polyunsaturated Fats) is turned into solid fat through a chemical process called hydrogenation. Eating a large amount of trans fatty acids also raises blood cholesterol and risk of heart disease.
Term
Vitamins
Definition
Essential organic compounds that promote growth and reproduction and help maintain life and health.
Term
Minerals
- Define
- Elements
Definition
Inorganic, indestructible elements that aid physiological processes.
- Iron, Selenium, Calcium, and sodium
Term
Calcium
Definition
Is the body's most plentiful mineral, is essential for strong teeth and bones and for muscle and nerve function.
Term
Iron
Definition
A mineral essential to the body which carries oxygen in the blood and muscles, respectively. A part of several proteins and enzymes in the body.
Term
Antioxidants
Definition
Antioxidants act as stabilizers by preventing oxidation or "breakdown" of polyunsaturated fatty acids such as essential fatty acids in oils and in the body. Antioxidants are essential for health and include vitamins
Term
Folate
Definition
A type of vitamin B that is believed to decrese levels of homocysteine (an amino acid that has been linked to vascular diseases.
Term
Vegetarianism
Definition
Is a dietary practice characterised by the consumption of only vegetables, fruit, nuts, grains and pulses, and excluding the consumption of all body parts of any animal
Term
Protein
- Define
- Key elements
- Per Gram
- Recommended %
Definition
The essential constituents of nearly all body cells. Necessary for the development and repair of bones, muscle, skin, and blood. composed of amino acids
- Key element of antibodies, enzymes, and hormones.
- 4 calories per gram
- 12% of total carories
Term
Water
Definition
Hydration is important, most important nutrient,and in most friuts and veggies. Is 2/3 of your weight.
Term
Benefits of fruits and veggies
Definition
Contains water, best source of vitamins and fiber, contains complex carbs.
Term
Glycemic Index
Definition
Rates carbs on how quickly blood sugar levels increase. Higher GI faster in the rise of blood sugar.Excess bloos sugar will convert the excess glucose into fat.
Term
Net Carbs
Definition
Is equal to the total grams of carbs minus the carbs that come from fiber.No FDA definition.
Term
USDA Food Pyramid
Definition
-Narrow tip of top implys moderation in foods rich in saturated and trans-fats and added sugars.
- Broad bases at the bottom represents the nutrients-dense foods that make up the bulk of the diet
Term
Low Glycemic Index
Definition
Less than 50. In most veggies, friuts, whole grains, and long grain rice.
Term
High Glycemic Index
Definition
More than 70. In most food with added simple sugar, potatoes and cereals
Term
What are the six essential nutrients?
Definition
Carbs, Fats, Minerals, Proteins, Vitamins, and Water.
Term
What is the worst type of fat that has LDL
Definition
Saturated
Term
How much saturated fat should you have?
Definition
Less than 10% of total calories
Term
If you don't have enough iron what could you develop?
Definition
Anemia
Term
What kind of carbs do friuts and veggies have?
Definition
Complex
Term
You want more _______ carbs in your diet.
Definition
Complex
Term
How much of your calories should be carbs?
Definition
55-60%
Term
Osteoporosis is caused by that lack of what?
Definition
Calcium
Term
How much fat should a person have in there diet?
Definition
Less then 30% of calories
Term
How much protein should a person in theie diet?
Definition
10-15% of total calories
Term
Carbs have ____ calories per gram
Definition
5
Term
Fat has _______ calories per gram
Definition
9
Term
______ and _______ fats raises LDL and blood cholestrtol.
Definition
Saturated and Trans
Term
Water counts for _______ of your body weight.
Definition
2/3
Term
Vitamins that protect against free radical
Definition
Antioxident
Term
Vitamins that help reduce the risk of heart disease?
Definition
Folic acid or folate
Term
Benefits of fiber
Definition
Raises HDL and protect against disease
Term
Body Compostion
Definition
Is the fat mass and lean mass of an individual.
Term
How many essential body fat do men have compared to women?
Definition
Men 3-5% and women 10-12%
Term
When losing weight what is a heathly amount to lose in a week?
Definition
1-2 pounds
Term
What happens when people get older?
Definition
eat more and metabolism decreases
Term
What happens when a person does not eat enough?
Definition
Metabolism goes down
Term
How many peoeple were over wieght in 2000 and 2003
Definition
56% in 2000 and 64% in 2003
Term
What does postive energy balance do?
Definition
weight gain
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