NUTR 5&6
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| A family of organic compounds soluble in organic solvents but in water is called: | lipids
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| When amino acids are degraded for energy, their amine groups are stripped off and used elsewhere or incorporated by the liver into: | urea
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| Which of the following is found in proteins but not carbohydrates or fats | nitrogen
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| Fatty acids may differ from each one another: | in chain length and degree of saturation
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| All of the following are found mainly in foods that contain fat except | VITAMIN C
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| Which of the following is not a function of fat in the human body? | carries the water-soluble nutrients
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| Which of the following is not a desirable lipid value? | high LDL
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| All of the following statements concerning cholesterol is true EXCEPT: | it is an essential nutrient
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| a lipid that is solid at room temperature | fat
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| one of the three main classes of dietary lipids, chief form of fat in foods | triglyceride
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| a phospholipid which is a major constituent of cell membranes | lecithin
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| one of the sterols manufactured in the body | cholesterol
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| one of the three main classes of lipids with a structure similar to cholesterol | sterol
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| one of the three main classes of lipids which is similar to a triglyceride | phospholipid
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| a lipid that is liquid at room temperature | oil
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| How many amino acids are considered to be essential amino acids? | 9
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| Which of the following is a protein catalyst which acts on other substances to change them chemically? | enzyme
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| All of the following are needed for the body to synthesize protein EXCEPT: | amino acid supplements
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| A(n) ________ bond formed between the amine group end of one amino acid and the acid group end of the next amino acid in a protein | peptide
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| Which of the following provide amino acids which are best absorbed by the body? | animal protein
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| The DRI Committee recommends _______ percent of total calories as the minimum anount of protein? | 10
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| The DRI for protein for healthy adults is ______grams per kilogram of body weight? | 0.8
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| For athletes, the path to bigger muscles includes: | vigorous physical training and well-timed meals
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| Which of the following statements are true? |
athletes need slightly more protein than other healthy adults
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| What is the DRI for protein for a 40-year old male who is 6'4" tall and weighs 190 pounds? | 65 grams
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| In times of energy shortage from carbohydrates, or fats in foods, the body uses protein in what way? |
it removes the nitrogen portion and burns the remaining fragments for energy
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| For the majority of exercisers, adding excess protein or amino acid supplements to an adequate diet will stimulate muscle building. | false
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| Sickle-cell disease is an example of an inherited mistake in the amino acid sequence. | true
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| PEM is the world's most widespread form of malnutrition | true
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| About 95% of the lipids in foods and in the human body are: | triglycerides
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| What is the process by which heat or acidity disrupts the normal shape of a protein chain? | denaturation
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| The hormone produced by adipose tissue in response to body fat production that helps to control obesity | leptin
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| All of the following are risk factors for CVD except: | diastolic blood pressure of 80
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| Process by which an amino acid is used to make glucose is termed | gluconeogenesis
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| To decrease the risk of CVD, trans-fatty acids are classified with ____fat | saturated
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| A majority of fat digestion takes place in the stomach. | true
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| DRI recommendations concerning intakes of fats include: | a.
consume up to 35% of calories as fat
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keep saturated fat intake low: less than 10% of calories.
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| The role of bile in fat digestion is to: |
emulsify fats in the small intestine
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| Which one of the following statements about fatty foods is true? | fat gives food a tough texture
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| If the fat in a container is solid at room temperature, what type of fat is it? | saturated fat
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| The main dietary factor associated with elevated blood cholesterol is: | high saturated and transfat intake
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| What does the term point of unsaturation mean? |
the area on a fatty acid chain where a hydrogen is missing from the bond
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| Which of the following statements best describes individuals who have had their gallbladder removed? | bile is released directly into the small intestine
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| Each amino acid has its own distinctive chemical side chain attached to the center carbon of the backbone. | true
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| The body is able to make all of the 20 amino acids needed from fragments derived from carbohydrate and fat. | false
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| Vegetarians have significantly higher rates of hypertension than the general population. | false
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| Which one of the following statements about fatty foods is true? |
fat contributes to satiety, contributing to the feeling of fullness
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| The best way to increase consumption of omega-3 fatty acids is to: | consume two fish meals per week
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| Cooking oils should be stored in tightly covered containers in order to: | a.
prevent them from becoming rancid.
b.
retard the oxidation process
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| Approximately what percent calories from fat would be provided by a bowl of soup containing 200 calories and 99 calories from fat? | 50%
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