Nutrition Final Exam Ch. 6

Front 1

Sickle-cell disease is an example of an inherited mistake in the amino acid sequence.

Back 1

True

Front 2

Most people in the U.S. would find it next to impossible not to meet their protein requirements.

Back 2

True

Front 3

Starvation always incurs wasting of lean body tissue as well as loss of fat.

Back 3

True

Front 4

Vegetarians have significantly higher rates of hypertension than the general population.

Back 4

False

Front 5

The growth of well-fed vegetarian children is similar to that of their meat-eating peers.

Back 5

True

Front 6

Which of the following is found in protein but not in carbohydrate or fat?

Back 6

nitrogen

Front 7

Which of the following accounts for the differences among the various amino acids?

Back 7

the side chain

Front 8

The body normally makes tyrosine from the essential amino acid:

Back 8

phenylalanine

Front 9

How many amino acids are considered to be essential amino acids?

Back 9

9

Front 10

The sequences of amino acids that make up a protein molecule are specified by:

Back 10

heredity

Front 11

All of the following cause denaturation of proteins except:

Back 11

light

Front 12

For atheletes, the path to bigger muscles includes:

Back 12

Vigorous physical training
well-timed meals

Front 13

The role of enzymes in the small intestine in protein digestion is to split proteins into all except:

Back 13

oligopeptides

Front 14

The stomach lining is protected from the very strong acid of the stomach by:

Back 14

a coat of mucus

Front 15

The process of protein turnover includes:

Back 15

eating food sources of amino acids every day to grow new cells and replace worn-out ones.

Front 16

When amino acids are degraded for energy, their amine groups are stripped off and used elsewhere or incorporated by the liver into:

Back 16

urea

Front 17

If amino acids are oversupplied:

Back 17

the body removes and excretes their amine groups
the converts amino acid residues to glycogen or fat

Front 18

Amino acids are wasted (not used to build protein or nitrogen-containing compounds) whenever there is:
1. not enough energy from carbohydrate and fat
2. low-quality protein
3. too much high protein
4. high-quality protein

Back 18

1,2, and 3.
1.not enough energy from carbohydrates and fat
2. low-quality protein
3. too much high protein

Front 19

All of the following are needed for the body to synthesize protein except:

Back 19

amino acid supplements

Front 20

In making recommendations for protein intake, the committee on DRI took into consideration that the protein in a normal diet would be:

Back 20

a combination of animal and plant sources

Front 21

Of the following foods, which likely contains the most easily digestible protein?

Back 21

tuna

Front 22

Which of he following cooking methods would you use to increase the digestibility of protein?

Back 22

stewing

Front 23

The calorie-deficiency disease resulting from chronic starvation is know most specifically as:

Back 23

marasmus

Front 24

Which of the following is not a characteristic of children with kwashiorkor?

Back 24

The look like skin and bones

Front 25

A child with marasmus would exhibit all of the following symptoms except:

Back 25

edema

Front 26

Which of the following is not associated with an excess of protein?

Back 26

enlarged livers in humans

Front 27

Which of the following groups of the USDA Food Guide contribute(s) an abundance of high-quality protein?

Back 27

milk
meat

Front 28

An overemphasis on protein-rich foods can lead to:

Back 28

a low intake of folate
a low intake of vitamin C

Front 29

The more animal protein you eat, the high you intake of_______.

Back 29

vitamin B12

Front 30

The recycling system for amino acids in the body is used to:

Back 30

provide the cells with materials to build body proteins

Front 31

The roles of enzymes formed by body proteins are important when foods are eaten because:

Back 31

an enzyme acts as a catalyst to speed up a reaction with being altered itself

Front 32

A child suffering from protein deficiency has edema. This is an example of protein's role in:

Back 32

maintaining fluid and electrolyte balance

Front 33

Certain proteins act as buffers in the blood. In this role they are responsible for:

Back 33

picking up and releasing hydrogens in the blood to balance its pH.

Front 34

Proteins use the process of active transport to move substances in or out of the cell by:

Back 34

opening passages in the membrane and escorting substances through the cell.

Front 35

In times of energy shortage from carbohydrates or fats in foods, the body uses protein in what way?

Back 35

it removes he nitrogen portion and burns the remaining fragments for energy

Front 36

A young man has said to you that he is eating much more protein in his diet than the recommendation but he feels he needs the extra amount just in case he wants to build more muscle mass in the near future. How would you respond to him?

Back 36

if he has excess calories in his diet, he may gain fat weight from converted protein

Front 37

Which of the following would has the highest protein DRI per unit of body weight?

Back 37

a 6-year-old child

Front 38

A young man who is a sedentary college student needs how much protein in he weighs 175 pounds?

Back 38

64grams/day

Front 39

A 135lb woman needs how much protein?

Back 39

49grams/day

Front 40

Cells will do all of the following to create their own working proteins from available amino acids except:

Back 40

hold partially completed proteins until the diet provides the missing amino acids

Front 41

An adolescent girl has decided to adhere to a vegetarian diet and has selected a tossed green salad, whole-wheat crackers, and apple juice for luch. What would you advise her about her complementary protein sources?

Back 41

adding garbanzo beans to her salad would provide the protein combination she needs

Front 42

Examples of complementary protein combinations include all of the following except:

Back 42

pasta with tomato sauce

Front 43

What change in body function will occur in a child with marasmus?

Back 43

the digestive tract develops dysentery, which results in diarrhea and mineral loss

Front 44

Your friend is a vegetarian who consumes large quantities of soy products in the place of meat. From a nutrition perspective, your friend is at risk of developing ____ deficiency.

Back 44

iron

Front 45

Your mother is considering changing her diet to include only non-meat proteins to reduce her risk of developing heart disease or cancer. What evidence is available to support her decision?

Back 45

plant-based diets are usually lower in saturated fat and higher in fiber, which reduces risk of heart disease.

Front 46

Which statement is true of vegan diet?

Back 46

very young children and elderly may not consume enough plant sources of protein to build and maintain bone and muscle tissue.

Front 47

Poorly-planned vegetarian diets typically lack all of the following except:

Back 47

folate

Front 48

When planning a vegetarian diet, the following recommendation should be adhered to:

Back 48

fruits and vegetables high in iron and calcium should be emphasized

Front 49

The best way for a vegetarian o ensure adequate absorption of iron in the diet is to:

Back 49

include vitamin C-rich foods because they enhance absorption of iron

Front 50

To ensure adequate intakes of vitamin B12, vitamin D, and calcium, vegans need to:

Back 50

select fortified foods
use supplements daily