MUIH Chapter Questions

Question 1

The two grains persons with celiac disease can safely consume are _____.

A. corn and rice
B. oats and wheat
C. rye and rice
D. barley and oats

Answer 1

A. corn and rice

Question 2

Signs and symptoms of celiac disease include all of the following EXCEPT:

A. iron-deficiency anemia.
B. bloating.
C. infertility.
D. bleeding gums.
E. weight loss.

Answer 2

D. bleeding gums.

Question 3

What is likely happening to this baby and causing the diarrhea?

A. The baby is not latched on properly.
B. The mother is not producing enough breast milk.
C. The baby is getting too much foremilk and not enough hindmilk.
D. The baby has a poor suckle.
E. The baby is lactose intolerant.

Answer 3

C. The baby is getting too much foremilk and not enough hindmilk.

Question 4

What would the best advice be for this woman?

A. Allow your baby to nurse on one breast only until it is completely empty.
B. Stop nursing immediately and use an infant formula so your baby starts growing.
C. Use supplemental infant formula after each feeding because the baby is obviously not getting enough to eat.

Answer 4

A. Allow your baby to nurse on one breast only until it is completely empty.

Question 5

Data supporting the hypothesis that dietary composition influences the development of cancer include observations that:

a. high fiber diets are associated with an increased incidence of colon cancer
b. dietary carcinogens protect against the effects of environmental carcinogens
c. nutrient deficiencies always promote tumor growth
d. cruciferous vegetables may protect against tumorgenesis

Answer 5

d. cruciferous vegetables may protect against tumorgenesisd. cruciferous vegetables may protect against tumorgenesis

Question 6

Diet assessment of a population can be used to:

a. identify common dietary problems
b. solve common dietary problems
c. implement guidelines for individuals
d. determine general characteristics

Answer 6

d. determine general characteristics

Question 7

The National Health and Nutrition Examination Survey (NHANES) has which of the following objectives?

a. Ongoing collection of health data from Americans <65 years of age
b. Identification of low birth weight infants
c. Treatment for elevated blood lipid levels
d. Collection of dietary data using 24-hour recalls

Answer 7

d. Collection of dietary data using 24-hour recalls

Question 8

During the past 50 years, the average total caloric intake among infants in the United States:

a. has not changed
b. has decreased
c. has increased
d. is not possible to assess

Answer 8

c. has increased

Question 9

During gestation, dietary requirements are increased for:

a. vitamin A
b. pyridoxine and pantothenic acid
c. thiamin, riboflavin, and niacin
d. vitamin D

Answer 9

c. thiamin, riboflavin, and niacin

Question 10

During gestation, the fetus receives nourishment primarily from:

a. nutrient secretions from fallopian tube cells
b. tropoblast cells of the decidua basilis
c. the amniotic fluid
d. the placental circulation

Answer 10

d. the placental circulation

Question 11

The fetus acquires most of its calcium during:

a. the first trimester
b. the second trimester
c. the third trimester
d. maternal dietary calcium excess

Answer 11

c. the third trimester

Question 12

Compared to the requirements of a non-pregnant adult woman, the dietary requirements for several vitamins are increased during gestation; among these are the requirements for:

a. vitamin A
b. pyridoxine and pantothenic acid
c. thiamin, riboflavin, and niacin
d. vitamin D

Answer 12

c. thiamin, riboflavin, and niacin

Question 13

Compared to commercial infant formulas, human milk has a greater concentration of:

a. cholesterol
b. protein
c. casein
d. linoleic acid

Answer 13

a. cholesterol

Question 14

Compared to his peers, a healthy 15-year old male who is a competitive weight lifter should consume more protein and more:

a. minerals
b. carbohydrates
c. fat
d. carbohydrates and fat

Answer 14

b. carbohydrates

Question 15

Aging is associated with several changes in metabolism, including:

a. increased basal metabolic rate, reduced muscle mass, and increased fat deposition.
b. increased basal metabolic rate, reduced muscle mass, and decreased fat deposition.
c. decreased basal metabolic rate, reduced muscle mass, and decreased fat deposition.
d. decreased basal metabolic rate, reduced muscle mass, and increased fat deposition.

Answer 15

d. decreased basal metabolic rate, reduced muscle mass, and increased fat deposition.

Question 16

An exercise program combining aerobic and strength exercises will increase metabolic rate by about:

a. 10% or less
b. 25% to 50%
c. 50% to 100%
d. 100% or more

Answer 16

a. 10% or less

Question 17

The consumption of 1750 excess Kcal will result in the deposition of new body fat weighing:

a. 17.5 g
b. 175 g
c. 227 g
d. 454 g

Answer 17

c. 227 g

Question 18

The caloric equivalent of one gram of lean tissue is approximately:

a. 1 Kcal
b. 2 Kcal
c. 4 Kcal
d. 9 Kcal

Answer 18

a. 1 Kcal

Question 19

Daily consumption of 50 Kcal of excess dietary energy for a year will produce a weight gain of:

a. 4 to 5 pounds
b. 10 to 12 pounds
c. 20 to 25 pounds
d. 40 to 50 pounds

Answer 19

a. 4 to 5 pounds

Question 20

Ketones result from the metabolism of:

a. fatty acids
b. simple sugars
c. amino acids
d. complex carbohydrates

Answer 20

a. fatty acids

Question 21

Most circulating cholesterol is eliminated from the body after metabolism to:

a. lipoproteins
b. phospholipids
c. fecal fat
d. bile acids

Answer 21

d. bile acids

Question 22

Vitamin B12 is a required cofactor in the biochemical pathway through which glucose is produced from the amino acid:

a. alanine
b. valine
c. methionine
d. tyrosine

Answer 22

b. valine

Question 23

The size of the free amino acid pool in the human body is regulated by the rate of:

a. oxidation of amino acids
b. synthesis of nonessential amino acids
c. urinary excretion of amino acids
d. skeletal collagen metabolism

Answer 23

a. oxidation of amino acids

Question 24

The decarboxylation of pyruvate involves a sequence of reactions that require, as coenzymes, the four vitamins:

a. thiamin, pantothenic acid, riboflavin and vitamin B12
b. thiamin, riboflavin, niacin, and vitamin B12
c. thiamin, pantothenic acid, riboflavin, and niacin
d. biotin, niacin, pantothenic acid and vitamin B12

Answer 24

c. thiamin, pantothenic acid, riboflavin, and niacin

Question 25

Examples of dietary nutrients that are not absorbed directly into the enterohepatic portal blood system include:

a. amino acids
b. medium-chain fatty acids
c. monosaccharides
d. long-chain fatty acids

Answer 25

d. long-chain fatty acids

Question 26

The ingestion of a meal containing large amounts of saturated fat will result in a transient increase in the serum concentration of:

a. chylomicrons
b. low-density lipoproteins
c. high-density lipoproteins
d. micelles

Answer 26

a. chylomicrons

Question 27

The hormone responsible for the decrease in gastrointestinal smooth muscle tone and motility during pregnancy is:

a. estrogen
b. progesterone
c. placental lactogen
d. human chorionic ghonadotropin

Answer 27

b. progesterone

Question 28

The product of enterokinase reactions is:

a. trypsin
b. chymotrypsin
c. pepsin
d. carboxypeptidase

Answer 28

a. trypsin