NUTR 265 Quiz 1

subject Type Homework Help
subject Pages 9
subject Words 1824
subject Authors Ellie Whitney, Sharon Rady Rolfes

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1) Which of the following is known to cause a reduction in fat cell number in mice?
a.Injection of leptin
b.Supplements of ghrelin
c.Long-term resistance exercise
d.Consumption of high-protein diets
2) Which of the following is NOT among the features of monosodium glutamate in
foods?
a.It is a GRAS ingredient
b.It is not allowed in infant foods
c.It enhances the tastes of sweet, salty, bitter, and sour
d.It induces adverse reactions primarily in people with diabetes
3) A cathartic is a
a.strong laxative
b.drug that induces vomiting
c.device to measure skinfold thickness
d.device to measure the amount of intra-abdominal fat
4) Knowing the role of vitamin K in the body, in what organ would you expect to find it
in large quantities?
a.Liver
b.Pancreas
c.Gallbladder
d.Small intestine
5) A feature of sulfite food additives is that they
a.are frequently used in wines
b.inhibit growth of most microbes
c.interact with folate to inhibit its absorption
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d.are one of the few substances to have virtually no side effects
6) What is the RDA for protein for a 48-kg woman?
a.24 g
b.34 g
c.38 g
d.40 g
7) The known dangers of taking vitamin supplements include all of the following
EXCEPT
a.vitamin toxicity
b.the taker may ignore warning signs of a disease
c.the taker may feel a false sense of security and consume a poor diet
d.pathogenic bacterial overgrowth of the large intestines leading to increased risk of
infection
8) Which of the following nutrients is NOT supplied in about the same amount by a
slice of enriched bread compared with a slice of whole-grain bread?
a.Iron
b.Niacin
c.Thiamin
d.Magnesium
9) Which of the following is NOT a set of values within the Dietary Reference Intakes?
a.Adequate Intakes
b.Estimated Average Allowances
c.Tolerable Upper Intake
d.Recommended Dietary Allowances
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10) Which of the following is a feature of protein nutrition?
a.Protein in body tissues is preserved fairly well on low-energy diets
b.The protein RDA assumes that dietary protein is from a mix of low- and high-quality
sources
c.Many people in the United States and Canada consume somewhat less protein than is
needed
d.Athletes in training benefit from increasing their protein energy intake to 45-50% of
total daily energy
11) Which of the following functions is shared by beta-carotene and vitamin E?
a.Inhibition of oxidation
b.Prevention of keratinization
c.Inhibition of bone calcium loss
d.Prevention of hemolytic anemia
12) Which of the following toxic substances are formed from production of paper
products used in food packaging?
a.PBBs
b.URPs
c.Dioxins
d.BHT and BHA
13) What is the most metabolically active organ?
a.Liver
b.Spleen
c.Stomach
d.Pancreas
14) At rest, the typical body stores of glycogen can provide energy for a maximum of
about
a.4 hours
b.1 day
c.3 days
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d.1 week
15) Robertas first child is now 8 months old. Roberta has been breastfeeding and would
like to begin to introduce solids foods. She read somewhere to introduce one food at a
time to the infant. Which of the following would be the best choice for the first food to
introduce to the baby?
a.Oats
b.Rice
c.Wheat
d.Barley
16) Which of the following drugs has a chemical structure similar to folate?
a.Tyramine
b.Coumadin
c.Tamoxifen
d.Methotrexate
17) Which of the following statements reflects our knowledge of water-soluble vitamin
toxicity?
a.Toxicity symptoms for vitamin B6 can be severe and irreversible
b.Toxicity symptoms for vitamin C include constipation and hyperactivity
c.Toxicities of the B vitamins occur almost as often from foods as from supplements
d.Toxicity of niacin has been reported in body builders taking large amounts of amino
acid supplements
18) Iron deficiency in children is likely to result from a diet that overemphasizes
a.milk
b.cereals
c.vegetables
d.dried beans
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19) Which of the following is a feature of olestra in foods?
a.It has a class II toxicity rating by the FDA
b.It binds to water-soluble vitamins in the digestive tract
c.It causes no net loss of fat-soluble vitamins from the digestive tract
d.It causes abdominal cramping and loose stools in most consumers
20) What is a ribosome?
a.A template for protein synthesis
b.A hard knot of subcutaneous protein mass
c.A structure upon which proteins are assembled
d.An antibody synthesized by specialized immune cells
21) Which of the following is a feature of nutrition in childhood?
a.Very few children take nutrient supplements of any kind
b.Total energy requirements are higher for a typical 3 year old than a 12 year old
c.Iron-deficiency anemia in children is prevalent in Canada but not the United States
due to fortification
d.Children who fail to consume vitamin D-fortified foods should receive a daily
supplement of 10 micrograms
22) Which of the following is a feature of pantothenic acid in nutrition?
a.Absorption from foods is inhibited by aspirin
b.A deficiency or a toxicity shows similar symptoms
c.Deficiencies are seen primarily in children ages 4-10 years
d.It functions in the metabolism of amino acids, glucose, and fatty acids
23) Sam has recently been diagnosed with high blood pressure. His doctor
recommended adopting the DASH diet plan. Along with including more fruits,
vegetables, and whole grains, he was also advised to reduce daily sodium intake to no
more than 2000 mg. How much salt (g) would be allowed under Sams restriction?
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a.5
b.6.5
c.8
d.9.5
24) In the MyPlate icon, which nutrient is shown as a separate food group?
a.Fat
b.Protein
c.Carbohydrate
d.Micronutrients
25) Which of the following conditions is known to lead to formation of mineral deposits
in the blood vessels and kidney?
a.Excessive intake of vitamin D
b.Inadequate intake of vitamin D
c.Excessive intake of tocopherols
d.Inadequate intake of tocopherols
26) Protective factors for osteoporosis include all of the following EXCEPT
a.obesity
b.female gender
c.moderate alcohol intake
d.having African American heritage
27) What is the highest total blood cholesterol concentration (mg/dL) that falls within
the desirable range?
a.50
b.101
c.199
d.299
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28) Among the following, which should be the first action taken to lower blood
cholesterol?
a.Begin drug treatment
b.Consume a high-protein diet
c.Consume large amounts of fish and fish oils
d.Achieve and maintain appropriate body weight
29) What organ stores the highest concentration of vitamin C?
a.Liver
b.Muscle
c.Thyroid gland
d.Adrenal glands
30) Your aunt Crystal asks you to recommend a diet that will help lower her blood
pressure. She is willing to try just about anything. Which of the following choices
would be most effective in lowering Crystals blood pressure?
a.Eliminating the use of table salt altogether
b.Including 3 servings of skim milk and 10 servings of fruits and vegetables a day
c.Substituting all table salt use throughout the day with Mrs. Dash seasoning product
d.Including 3 servings of skim milk and 10 servings of fruits and vegetables a day plus
restricting sodium to 2 g/day
31) Approximately how many mL of water/day are produced by metabolism?
a.100
b.250
c.500
d.750
32) What is the kcalorie value of a meal supplying 110 g of carbohydrates, 25 g of
protein, 20 g of fat, and 5 g of alcohol?
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a.160
b.345
c.560
d.755
33) According to many experts, what minimum level of alcohol intake increases the
risk of giving birth to an infant with fetal alcohol syndrome?
a.1 drink/day
b.2 drinks/day
c.4 drinks/day
d.7 drinks/week
34) Government agencies that set tolerance levels for pesticides first identify those
foods commonly eaten in large quantities by
a.children
b.adolescents
c.adults
d.elderly
35) What primarily determines a persons susceptibility to obesity?
a.Heredity only
b.Environment only
c.Fat content of diet
d.Heredity and environment
36) The recommendation from the American Cancer Society regarding alcohol intake
and cancer prevention is to
drink alcohol in limited amounts, if at all
drink an established amount of alcohol daily
become a teetotaler
consume beer or wine instead of hard liquor
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37) Why are infections so common in people with malnutrition?
38) What foods are found at the base of the Food Guide Pyramid?
Fruits and vegetables
Grains and cereals
Dairy products
Meat products
39) Why is obesity a risk factor for certain types of cancer, especially in women?
40) By studying the immune systems of elderly people, health
professionals are learning
what nutrients appear promising in reducing risk of diseases such as cancer
that nutrition does not help people grow old more successfully
to turn back the hands of time by supplementing with specific nutrients
all of the above
41) Discuss the pros and cons of caffeine use in competitive athletic events.
42) Explain the difficulties in obtaining the recommended amounts of vitamin D from
the diet.
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43) The population(s) at greatest risk for iron deficiency is(are)
low-income, pregnant women
low-income children
adult males
a and b
44) Discuss the use of packaging materials for foods designed to be exposed to
microwave cooking. How can you determine if an unlabeled glass or ceramic container
is microwave-safe?

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