HLTH 704 Quiz 1

subject Type Homework Help
subject Pages 8
subject Words 1437
subject Authors Ellie Whitney, Sharon Rady Rolfes

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1) In pregnancy, a large weight gain over a short time period is evidence of
a.edema
b.poor glycemic control
c.insufficient physical activity
d.development of neural tube defects
2) The formation of glycogen by the liver cell is an example of
a.oxidation
b.glycolysis
c.anabolism
d.catabolism
3) Which of the following accounts for the higher energy density of a fatty acid
compared with the other energy-yielding nutrients?
a.Fatty acids have a lower percentage of hydrogen-carbon bonds
b.Fatty acids have a greater percentage of hydrogen-carbon bonds
c.Other energy-yielding nutrients have a lower percentage of oxygen-carbon bonds
d.Other energy-yielding nutrients undergo fewer metabolic reactions, thereby lowering
the energy yield
4) Goats milk is inappropriate for infants due to its low content of
a.iron
b.folate
c.protein
d.calcium
5) What is the approximate yearly increase in the worlds population?
a.0.5 million
b.12 million
c.50 million
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d.83 million
6) Which of the following is NOT among substances classified as phytonutrients?
a.Lutein
b.Lignans
c.Hepcidin
d.Phytosterols
7) What is the DRI for fiber for a person consuming 2500 kcalories?
a.5 g
b.15 g
c.25 g
d.35 g
8) What function does a buffer perform?
a.Helps emulsify fats
b.Helps maintain a constant pH
c.Facilitates chemical reactions
d.Helps protect against plaque buildup
9) Vitamin B12 deficiency in the elderly is least likely to occur from
a.intestinal bacterial overgrowth
b.insufficient intake of vitamin B12
c.reduced output of intrinsic factor
d.reduced output of hydrochloric acid
10) Which of the following is an example of an indirect food additive?
a.Nitrites
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b.Vitamin E
c.Irradiation
d.Tin from the can
11) At what age do adults normally begin to lose bone mass?
a.30-40 yrs
b.40-50 yrs
c.50-60 yrs
d.60-70 yrs
12) What are the products from the complete oxidation of fatty acids?
a.Urea and acetone
b.Fatty acids and glycerol
c.Carbon, hydrogen, and oxygen
d.Water, carbon dioxide, and energy
13) The incidence of death within 1 year of sustaining an osteoporosis-related fracture
is about
a.2%
b.6%
c.20%
d.33%
14) You are working as a nutrition consultant in a womens health clinic and have been
advising patients to make sure they consume about 400 micrograms of folate every day.
One patient is aware that folate helps prevent birth defects but she isnt sure why she
should take it if she is not pregnant. Which of the following is the most appropriate
reply?
a.The folate supplementation prevents pernicious anemia, which increases the risk of
spina bifida
b.The folate supplementation is needed to ensure a large store that can be utilized by the
growing fetus
c.As long as supplementation begins the day pregnancy is confirmed, there is no risk of
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defects
d.The neural tube develops early on in pregnancy, oftentimes before the woman realizes
she is pregnant
15) Which of the following substances functions to control the release of hydrochloric
acid to prevent excessive acidity?
a.Fiber
b.Gastrin
c.Secretin
d.Bicarbonate
16) Which of the following is NOT among the rules to help prevent foodborne illness?
a.Use hands to mix foods
b.Thaw meats in the refrigerator
c.Use a meat thermometer to avoid undercooking
d.Use hot, soapy water to wash hands, utensils, and countertops
17) Bile is known to assist in the absorption of
a.fat only
b.all nutrients
c.carbohydrate and fat only
d.carbohydrate, fat, and protein only
18) Which of the following is NOT among the rules to help prevent foodborne illness?
a.Use hands to mix foods
b.Thaw meats in the refrigerator
c.Use a meat thermometer to avoid undercooking
d.Use hot, soapy water to wash hands, utensils, and countertops
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19) Which of the following is a function of sphincter muscles?
a.Control peristalsis
b.Grind large food particles
c.Secrete digestive juices into the GI tract
d.Control the passage of food through the GI tract
20) Which of the following is a feature of sports anemia?
a.It is not a true iron-deficiency anemia
b.It is usually corrected by iron supplementation
c.It is found primarily in over-conditioned athletes
d.It is associated with reduced cardiorespiratory fitness
21) Why shouldnt vitamin E supplements be taken for at least one week before surgery?
a.Vitamin E interferes with barbiturate pain medications
b.The antioxidant activity affects stability of most anesthetic agents
c.Vitamin E acts as a blood thinner and could lead to excessive bleeding
d.The antioxidant activity interferes with synthesis of replacement erythrocytes
22) Which of the following is a feature of potassium supplements?
a.Can cause toxicity
b.Should always be taken with diuretics
c.Necessary in treatment of low blood pressure
d.Absorption of the mineral decreases markedly as intake increases
23) What term is specific to reactions in which simple compounds are combined into
more complex molecules?
a.Anabolic
b.Catabolic
c.Ergogenic
d.Gluconeogenic
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24) To achieve a dietary balance of omega-3 and omega-6 fatty acids, what is the
recommended intake (g) of omega-3 fats for a person who consumes 30 g of omega-6
fats?
a.5
b.10
c.20
d.There is no specific recommendation based on omega-6 intake
25) Cooking an 8-ounce raw steak will reduce the weight (ounces) to approximately
a.3 1/2
b.5
c.6
d.7
26) In the quest for achieving desirable body weight, adults have control over all of the
following EXCEPT
a.diet
b.behavior
c.physical activity
d.adipocyte number
27) Which of the following is NOT a typical ingredient in an oral rehydration therapy
formula?
a.Salt
b.Water
c.Sugar
d.Protein
28) What are the observed effects of sleep deprivation on leptin and ghrelin?
a.Leptin and ghrelin both increase
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b.Leptin and ghrelin both decrease
c.Leptin decreases while ghrelin increases
d.Leptin increases while ghrelin decreases
29) What is the approximate average daily trans-fatty acid intake in the United States?
a.500 mg
b.2 g
c.6 g
d.12 g
30) Chronic malnutrition in children is characterized by
a.hyperactivity
b.shrunken liver
c.short height for age
d.low weight for height
31) Which of the following is likely to induce vitamin A toxicity in adults?
a.Eating beef liver once a month
b.Consuming high-dose vitamin A supplements
c.Drinking 2 quarts of vitamin A-fortified milk daily
d.Consuming large amounts of dark green and deep orange vegetables
32) Describe the growth curve of infants from birth to 1 year. Compare the energy
needs of this age group with those of adults.
33) Define the subcategories of food security and food insecurity.
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34) What are the effects of iodine deficiency and iodine excess? What population
groups show iodine abnormalities?
35) Flatus (gas from the lower abdomen) is produced by fermentation of undigested
food products caused by
36) Explain the role of respiration in the regulation of body fluids pH.
37) The single MOST preventable risk factor associated with cardiac disease and stroke
is
obesity
alcohol
smoking
heredity
38) What steps can consumers take to minimize nutrient losses during food preparation?
39) Why is the eye especially vulnerable to vitamin A degradation at night?

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