1) Why are fermented soy products, sea algae, and most nutritional yeast products poor
sources of vitamin B12?
a.The vitamin is not in a bioavailable form
b.These foods contain high amounts of antiintrinsic factor
c.The vitamin is readily destroyed by the presence of microbes
d.These foods contain high levels of folate, which inhibits B12 absorption
2) What is the approximate yearly increase in the worlds population?
a.0.5 million
b.12 million
c.50 million
d.83 million
3) Which of the following is NOT a common relationship between the use of tobacco
products and complications of pregnancy?
a.Smoking during pregnancy increases the risk of miscarriage
b.Chewing tobacco during pregnancy is unsafe
c.Smoking during pregnancy increases the risk of sudden infant death syndrome
d.Taking zinc supplements prevents the development of pregnancy-induced
hypertension in smokers
4) One average-sized can of beer contains about the same amount of alcohol as
a.1/2 ounce of rum
b.1/2 quart of wine
c.1 1/2 ounces of vodka
d.1 quart of wine cooler
5) Your aunt Gladys has a family history of heart disease. She decides to begin eating a
bowl of oatmeal every morning to help lower her blood cholesterol. After about a
month of following this routine, her cholesterol declined about 5 points. Which of the
following is the most likely explanation for this effect?
a.Oatmeal is a low-fat food and inhibits the bodys synthesis of cholesterol
b.Oatmeal is high in complex fibers that inhibit cholesterol-synthesizing enzymes
c.Oatmeal consumed on a regular basis suppresses the craving for high-cholesterol
foods
d.Oatmeal is high in soluble fibers that trap bile, causing the body to use more
cholesterol for bile replacement
6) Which of the following statements describes an association between nutrient intake
and lactation?
a.Milk production is increased by higher fluid intake
b.Ingestion of garlic may lead to an off-flavor of the milk
c.Inadequate protein intake lowers the protein concentration of the milk
d.The energy RDA for milk production calls for an additional 1000 kcalories per day
7) After age, what is the next strongest risk factor for osteoporosis?
a.Sex
b.Tobacco use
c.Calcium intake
d.Physical activity level
8) Which of the following items is NOT among common foods approved for
irradiation?
a.Eggs
b.Milk
c.Wheat
d.Strawberries
9) Which of the following foods should be especially limited in the diet of individuals
with hemochromatosis?
a.Dairy products
b.Fluoridated water
c.Iron-fortified cereals
d.Carbonated beverages
10) All of the following are features of the metabolism of surplus dietary carbohydrate
in human beings EXCEPT
a.excess glucose suppresses fat oxidation
b.excess glucose is oxidized only very slowly
c.excess glucose is first used to fill glycogen reserves
d.conversion of excess glucose to fat occurs only to a very limited extent
11) How many different forms of vitamin A are active in the body?
a.1
b.2
c.3
d.5
12) Which of the following is a feature of hemoglobin?
a.It has no tertiary structure
b.It holds the mineral calcium
c.It is constructed of 4 polypeptide chains
d.It has no primary or secondary structure
13) Your cousin Emily is a vegetarian. Since you have just learned in your nutrition
class that nonheme iron is absorbed less efficiently than heme iron, you want to make
sure Emily is getting enough iron. What should you recommend Emily do to maximize
her iron absorption?
a.Choose spinach as her main source of iron
b.Eat her nonheme iron sources with a glass of milk
c.Eat her nonheme iron sources with a glass of orange juice
d.Refrain from any major activity after eating to aid digestion/absorption of iron
14) What type of reaction is required to bind two molecules of glycine together and
release a molecule of water?
a.Hydrolysis
b.Deamination
c.Denaturation
d.Condensation
15) The brain chemical neuropeptide Y is known to specifically enhance the craving for
a.fat
b.salt
c.protein
d.carbohydrate
16) What is macrosomia?
a.A neural tube defect
b.A high-birthweight infant
c.Excessive weight gain of the mother
d.Abnormal cravings for carbohydrate during pregnancy
17) Of the following types of seafood, which should be consumed in the smallest
amount by pregnant and lactating women?
a.Shrimp
b.Canned light tuna
c.Pollack and catfish
d.White albacore tuna
18) Approximately what percentage of children worldwide have protein-energy
malnutrition?
a.1
b.5
c.25
d.50
19) Which of the following would NOT be acted upon by pancreatic juice secreted into
the intestinal tract?
a.Fats
b.Fiber
c.Proteins
d.Carbohydrates
20) Which of the following is a feature of physical inactivity and energy balance?
a.There is a strong genetic component to reduced physical activity of overweight people
b.Differences in the time obese and lean people spend lying, sitting, standing, and
moving account for about 350 kcalories per day
c.Although watching television correlates with weight gain, playing video games does
not, presumably due to the heightened excitement engendered by action games
d.Extraordinarily inactive people who lower their food intakes below that of their lean
counterparts activate brown adipose tissue uncoupling proteins that stimulate
hyperthermic weight loss
21) Which of the following cannot add fat to the body?
a.Alcohol
b.Proteins
c.Carbohydrates
d.Inorganic nutrients
22) When consumed on a regular basis, which of the following foods promotes
healthful changes in the microflora of the GI tract?
a.Fish
b.Yogurt
c.Poultry
d.Iron-rich foods
23) Which of the following is NOT among the common participants in the regulation of
body fluid pH?
a.Proteins
b.Oxalic acid
c.Bicarbonate
d.Carbonic acid
24) Which of the following is a common method used to assess body fat?
a.Impedence densitometry
b.Radioactive sodium count
c.Bioelectric absorptiometry
d.Air displacement plethysmography
25) Genetic engineering of broccoli to increase the selenium content has inadvertently
lowered the content of
a.fiber, an indigestible carbohydrate
b.vitamin C, a water-soluble antioxidant
c.sulforaphane, an anticancer phytochemical
d.chlorophyll, a magnesium-containing substance
26) Jamie is a vegetarian who is trying to plan a healthy diet according to the USDA
Food Patterns. Which of the following protein foods would be the best nutrient choices
for one day?
a.2 pieces bacon, 1/2 can tuna, 2 pieces bread
b.1/2 cup pinto beans, 1/2 cup tofu, 2 tbsp peanut butter
c.1/2 cup black beans, 2 tbsp peanut butter, 1 c spinach
d.1 skinless chicken breast, 2 egg whites, meal replacement bar
27) Approximately what percentage of alcoholics exhibit thiamin deficiency?
a.20
b.40
c.60
d.80
28) Which of the following is an example of a macronutrient?
a.Protein
b.Calcium
c.Vitamin C
d.Vitamin D
29) What is RUFT?
a.An advanced stage of kwashiorkor
b.An advanced stage of protein-energy malnutrition
c.A paste of peanut butter and powdered milk plus micronutrients
d.A sustainable agricultural practice that integrates farm-raised animals with
aquaculture
30) About how many kcalories of fuel are used to produce 100 kcalories of grains?
a.0
b.<100
c.200
d.1000
31) Which of the following is NOT a common problem of pregnancy?
a.Nausea
b.Heartburn
c.Constipation
d.Low blood pressure
32) Matching:
1>A dietary nonessential amino acid
2>A conditionally essential amino acid
3>A small protein
4>A large protein that carries oxygen
5>Substances repelled by water
6>Describes protein exposed to severe heat
7>An active protease
8>A cell structure where protein synthesis takes place
9>A connective tissue protein
10>A protein catalyst
11>Excessive fluid residing between cells
12>Substance that keeps the pH constant
13>A condition that favors positive nitrogen balance
14>A condition that favors negative nitrogen balance
15>A product of amino acid breakdown
16>A dietary protein lacking tryptophan
17>A good quality protein source
18>A typical limiting amino acid
19>A condition of protein malnutrition
20>An amino acid associated with heart disease
A.Soy B.Urea C.Pepsin D.Lysine E.Gelatin F.Alanine G.Insulin H.Infection I.Tyrosine
J.Collagen K.Denatured L.Ribosome M.Enzyme N.Kwashiorkor O.Pregnancy P.Edema
Q.Hemoglobin R.Hydrophobic S.Homocysteine T.Buffer
33) Barbara has been healthy up to the past couple of weeks, but since then has been
complaining of considerable muscle weakness. Her doctor just received the results of
blood tests, which showed that she is deficient in potassium. If Barbara continues her
current habits of consuming a diet low in potassium, for which of the following
disorders is she most likely to be at risk?
a.Rickets
b.Arthritis
c.Low blood pressure
d.High blood pressure
34) All of the following are rich sources of polyunsaturated fatty acids EXCEPT
a.palm oil
b.fish oils
c.soybean oil
d.safflower oil
35) SNAP debit cards may be used to purchase all of the following EXCEPT
a.soap.
b.seeds.
c.cereal.
d.cola beverages.
36) List the major components that contribute to the bodys daily expenditure of energy.
Compare the relative contributions of each of these components in a sedentary person
with their contributions in a marathon runner of the same body weight.
37) Describe foodborne infections that are early onset (within 1-2 days), mid-onset (3-6
days), and late onset (after 7 days).
38) How are omega-3 fats thought to protect against heart disease?
39) Discuss the reasons why formerly overweight people may require less energy intake
to maintain body weight than their counterparts who were never overweight.
40) Using the acronym DETERMINE, list the risk factors for malnutrition in older
adults.
41) Tennis players require immediate bursts of energy which come from
amino acids
fatty acids
glycogen
glycerol
42) What is known about the essentiality and metabolic roles of the following minerals:
nickel, silicon, vanadium, boron, and cobalt?
43) Scientists are trying to convince older people
that it’s not how long we live, but how successfully
to stop trying to grow old gracefully
that it’s best to go out like a light bulb-bright and quick!
a and c