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CHAPTER 6 1)The combination of plant foods that most often is used to provide complete protein is Student Response A

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CHAPTER 6

1)The combination of plant foods that most often is used to provide complete protein is Student Response A. legumes and nuts.

B.            legumes and grains.

C.            vegetables and nuts.

D.            vegetables and seeds.

 

2.            The most reliable source of vitamin B12 for the vegan would be A.           fortified soybean milk.

B.            milk.

C.            cheese.

D.            eggs.

 

3.            The nitrogen from amino acid breakdown is

A.            stored in the liver.

B.            oxidized to carbohydrate. C.       converted to urea.

D.            converted to fat.

 

4.            The RDA for protein translates into approximately what percentage of total daily kcalorie needs?

A.            5% B.     10% C.   15%

D.            20%

 

 

 

 

6.All of the following are true of the alteration of the three-dimensional structure of a protein except

A.            it tends to be rigid and retains its structure.

B.            it can be caused by heat, acid, or base.

C.            it is called denaturation.

D.            it usually destroys its physiological function.

 

7.A vegetarian who excludes animal flesh but consumes such products as milk and eggs is referred to as a(n)

A.            lacto-vegetarian.

B.            lacto-ovo-vegetarian.

C.            vegan.

D.            ovo-vegetarian.

 

 

 

10.Which of the following is not true about pepsin?

A.            Amino acid chains are the digestive products of its action.

B.            Pepsin works best in an alkaline environment.

C.            Acid activates pepsin.

D.            Pepsin acts on food in the stomach.

 

11.          Proteins regulate the acid-base balance of the blood by A.           acting as buffers.

B.            releasing nitrogen.

C.            releasing an acid.

 

D.            binding sodium ions.

 

12.          High protein diets may be harmful for A.               those with kidney disease.

B.            athletes.

C.            the elderly.

D.            body builders.

 

13.          Cooking an egg alters its appearance due to A.   denaturation.

B.            emulsification.

C.            esterification.

D.            detoxification.

 

 

 

14.          Kwashiorkor appears in children between the ages of 2 and 5 years. The reason is that

A.            growth needs are low.

B.            children have been weaned from breast milk early.

C.            by this time adequate exposure to other children allows them to catch it.

D.            protein intake has been high for a long enough time to cause kidney damage.

 

 

 

 

15.          Donovan has been consuming large quantities of food and in violation of safe rules of athletic training is injecting testosterone. He has been seeing large temporary gains in muscle mass. He is in a state of

 

A.            negative protein balance. B.       positive protein balance.

C.            energy equilibrium.

D.            excess protein balance.

 

16.          When protein consumption is in excess of body needs and energy needs are met, the excess amino acids are metabolized and the energy in the molecule is

A.            stored as glycogen and/or fat.

B.            excreted in the urine.

C.            stored as amino acids in muscle.

D.            stored as amino acids in the liver.

 

7.A vegetarian who eats only plant foods is a(n)

A.            lacto-ovo-vegetarian.

B.            lacto vegetarian.

C.            vegan.

D.            ovo-vegetarian.

 

 

 

9.            Proteins are digested in which areas of the body?

A.            Mouth and stomach

B.            Mouth and small intestine C.      Stomach and small intestine

D.            Small and large intestines

 

10.          The chemical element found in all amino acids but not found in either carbohydrates or fats is

A.            carbon.

B.            nitrogen.

C.            oxygen.

D.            hydrogen.

 

 

 

2.            All of the following are true of high quality protein except

A.            it contains all essential amino acids. B.    it provides 7 kcal/g of energy.

C.            it can support body maintenance.

D.            it can support body growth.

 

3.            Food proteins are used most efficiently when we

A.            are eating a very low kcalorie diet.

B.            eat large quantities of protein even though our kcalorie intake may be low.

 

 

C.            are consuming enough carbohydrates and fats to meet our kcalorie needs.

D.            are eating enough fat even though carbohydrate intake may be low.

 

5.            In the case of sickle cell anemia, the slight alterations in the DNA of red blood cells lead to

A.            defects in the membranes of these cells.

B.            changes in the structure of the protein hemoglobin.

C.            poor use of glucose for energy.

 

D.            inability of the cells to make protein.

 

6.            Proteins that bind to foreign proteins in the body are

A.            enzymes. B.       antibodies.

C.            hormones.

D.            collagen.

 

 

 

7.            Which of the following is true about protein?

A.            It is unique in that it is the only dietary component that contains selenium.

B.            It is important primarily for increasing bone density.

C.            It is made up of combinations of approximately 20 amino acids.

D.            It is made up of combinations of amino acids and fatty acids.

 

8.            If a person does not eat enough carbohydrate to supply the glucose the body needs, which of the following will happen?

A.            XXXFatty acids will be converted to glucose.

B.            The pancreas will convert insulin to glucose. C.   The liver will convert amino acids to glucose.

Student Response D. The pancreas will convert protein to glucose.

 

10.The child with kwashiorkor has all the following conditions except

A.            moderate weight deficit.

B.            some visible fat stores.

 

C.            edema in the abdomen and legs. D.        a skin-and-bones appearance.

 

9.Kwashiorkor usually is associated with a deficiency of

A.            carbohydrate.

B.            fat.

C.            protein.

D.            kcalories.

 

FSHN Ch 6 Quiz

 

 

1. What enzyme is released by the stomach to digest protein

 

A. Pepsin

B. Lipoprotein lipase

C. Amylase

D. Trypsin

 

 

 

2.            Approximately how many different amino acids are used in the synthesis of body proteins?

 

 

 

A. 5

 

B. 9

 C. 20

D. 29

 

 

3.

Which of the following is not true about body proteins?

 

 

a.            They are in a state of breakdown, rebuilding, and repair.

b.            They are static and change little after achievement of adult status.

c.             Those in the bone marrow and intestine undergo the most change, in terms of breakdown and synthesis.

d.            Their breakdown products, especially amino acids, can be recycled. Save Answer

 

4.

If the carbohydrate content of the diet is insufficient to meet the body's needs for glucose, which of the following can be converted to glucose?

 

 

a.            Urea

b.            Fatty acids

c.             Amino acids

d.            Ketones

 

 

 

5.If the diet is lacking an essential amino acid, what will be the course of action?

 

 

a.            Body cells will synthesize it.

b.            Protein synthesis will be limited.

c.             Health will not be affected as long as other nutrients are adequate.

d.            Proteins will be made but they will lack that particular amino acid.

 

 

6.

If a food does not contain the necessary amounts of a certain amino acid to meet a body need, that amino acid is referred to as a

 

 

a.            complementary amino acid.

b.            essential amino acid.

c.             limiting amino acid.

d.            dispensable amino acid.

 

 

 

 

7. Which of the following is not true about the events during and after absorption of protein digestive breakdown products?

 

 

a.            Most protein eaten ends up as individual amino acids in the blood.

b.            Small peptides are digested further to amino acids inside the absorptive cells of the small intestine.

 

c.             Many whole proteins are absorbed and enter the blood.

d.            Amino acids travel to the liver via the portal vein.