1) What is the approximate body mass index of a woman who is 55 and 125 lbs?
a.21
b.26
c.31
d.36
2) Which of the following is characteristic of the tocopherols?
a.Good food sources include lean meats and dairy
b.The various tocopherols perform similar roles in the body
c.They are usually found in foods high in polyunsaturated fats
d.The various tocopherol compounds can be converted to the active alpha-tocopherol
3) What is the Daily Value for protein based on a 2000-kcalorie intake?
a.25 g
b.50 g
c.75 g
d.100 g
4) Which of the following is NOT among the features of potassium in nutrition?
a.Processed foods are a major source
b.High intakes may protect against stroke
c.Per serving size, bananas are a rich source
d.Per serving size, legumes are a rich source
5) Which of the following is NOT among the common signs of mild lead toxicity?
a.Diarrhea
b.Lethargy
c.Dermatitis
d.Irritability
6) Which of the following does NOT describe a feature of protein in nutrition?
a.The study of the bodys proteins in known as proteomics
b.Protein synthesis requires messenger RNA and transfer RNA
c.Most of the bodys thousands of proteins have been studied thoroughly
d.The synthesis of a protein by following the genetic code is known as gene expression
7) What part of the GI tract prevents a person from choking while swallowing?
a.Mouth
b.Epiglottis
c.Pyloric sphincter
d.Upper esophageal sphincter
8) Which of the following is a feature of water metabolism during exercise?
a.The maximum loss of fluid per hour of exercise is about 0.5 liters
b.In cold weather, the need for water falls dramatically because the body does not sweat
c.Sweat losses can exceed the capacity of the GI tract to absorb water, resulting in some
degree of dehydration
d.Heavy sweating leads to a marked rise in the thirst sensation to stimulate water intake,
which delays the onset of dehydration
9) Which of the following describes the role of protein in the diet of competitive
athletes?
a.The need for protein per kg body weight is higher in female athletes than in male
athletes
b.The need for protein is best met by increasing the level to 20-25% of the total energy
content of the diet
c.The need for protein in weight lifters and marathon runners may be up to 50-100%
higher than the RDA
d.The need for protein in most athletes generally could NOT be met from diets meeting
energy requirements but providing only 10% of the energy as protein
10) What organ of the pregnant woman is central to the exchange of nutrients for waste
products with the fetus?
a.Uterus
b.Vagina
c.Placenta
d.Amniotic sac
11) Which of the following describes the research results regarding obese women in
weight-loss programs?
a.They were mostly satisfied with a 15% reduction in weight
b.They initially expected to lose unrealistic amounts of weight
c.They typically lost about 30% more weight than researchers predicted
d.They experienced fewer psychological benefits than expected after losing weight
12) What percentage of the RDA for iron is consumed by the typical woman?
a.33
b.67
c.100
d.130
13) In the average healthy person, about how much time is required by the liver to
process the alcohol in a typical drink?
a.15 minutes
b.30 minutes
c.1 hour
d.2 hours
14) You have just arrived at a lunch buffet and are faced with many choices. Although
each of the following portions provides about 200 kcalories, which is most nutrient
dense?
a.16-ounce soda
b.6 slices of avocado
c.8-ounce sports drink
d.3 slices of whole-wheat bread
15) What nutrient is responsible for causing the most accidental ingestion deaths in
children?
a.Iron
b.Calcium
c.Vitamin A
d.Vitamin D
16) What organization regulates and monitors the use of chemical additives?
a.FDA
b.HRS
c.WHO
d.USDA
17) As a means to reduce the risk of neural tube defects in newborn infants, grain
products are fortified with what nutrient?
a.Folate
b.Thiamine
c.Vitamin C
d.Vitamin B12
18) Nonnutrient substances found in plant foods that show biological activity in the
body are commonly known as
a.folionutrients
b.inorganic fibers
c.phytochemicals
d.phyllochemicals
19) Which of the following is NOT a common behavior of people afflicted with muscle
dysmorphia?
a.Use of dietary supplements
b.Use of cathartics and emetics
c.Consumption of high-protein diets
d.Weight training for hours at a time
20) Which of the following describes the structure of an antibody?
a.Tripeptide
b.Small nucleic acid
c.Huge protein molecule
d.Large peptide molecule
21) Matching:
1>Example of an anabolic reaction
2>Example of a catabolic reaction
3>A protein that accelerates a chemical reaction
4>A small non-protein organic substance that promotes optimal activity of an enzyme
5>A product of glycolysis
6>A product of pyruvate metabolism when oxygen is limited
7>The oxidation product of pyruvate
8>A recycling process of converting lactate to glucose
9>An irreversible reaction
10>The part of a triglyceride that is convertible to glucose
11>A product of deamination
12>A compound synthesized from acetyl CoA when ATP is plentiful
13>The principal nitrogen-containing waste product
14>Waste product of the electron transport chain
15>A storage form of carbohydrate
16>The major energy fuel for the central nervous system
17>A ketone
18>An enzyme with activity levels related to a persons sex
19>A coenzyme required for metabolism of alcohol
20>A system for metabolizing drugs and alcohol
A.NAD B.Urea C.MEOS D.Water E.Glucose F.Enzyme G.Glycogen H.Glycerol
I.Ammonia J.Coenzyme K.Cori cycle L.Lactate M.Acetoacetate N.Acetyl CoA
O.Pyruvate P.Triglyceride Q.Gastric alcohol dehydrogenase R.Synthesis of pyruvate
from glycogen S.Synthesis of cholesterol from acetate T.Synthesis of acetyl CoA from
glucose
22) Which of the following hormones is most responsible for signaling satiety as well
as reducing food intake during a meal?
a.Gastrin
b.Adipokines
c.Neuropeptide Y
d.Cholecystokinin
23) Which of the following describes a relationship between body weight and
pregnancy?
a.Overweight women bear the greatest number of low-birth-weight infants
b.Weight gain during pregnancy is the sole determinant of fetuss weight at birth
c.The increased incidence of neural tube defects of infants born to obese women is due
primarily to folate insufficiency
d.Underweight women who gain 30 lbs during pregnancy tend to birth smaller babies
than heavier women who gain 30 lbs
24) Why does vitamin A status depend on the persons protein status?
a.Adequate protein intake is a marker for liberal intake of the vitamin
b.Dietary protein ensures synthesis of the vitamins GI tract transporter
c.Adequate protein intake reduces the risk for infection from bacteria that degrade the
vitamin
d.Transport of the vitamin within the body requires sufficient protein to synthesize
retinol-binding protein
25) Which of the following functions has a requirement for thiamin?
a.Blood coagulation
b.Formation of red blood cells
c.Energy release from energy-yielding nutrients
d.Formation of epithelial cell mucopolysaccharides
26) Gestation is generally divided into equal periods of
a.4 weeks, called quarters
b.9 weeks, called quartiles
c.4 months, called semesters
d.3 months, called trimesters
27) A feature of heavy caffeine use in human pregnancy is that it may
a.worsen edema
b.increase the risk of preterm birth
c.increase the risk of birth defects
d.increase the risk of stillborn infants
28) Overcooking a food is least likely to affect which of the following groups of
nutrients?
a.Vitamins
b.Minerals
c.Proteins
d.Carbohydrates
29) All of the following represent matches between a naturally occurring toxin and its
food EXCEPT
a.solanine in potatoes
b.goitrogens in cabbage
c.cyanogens in lima beans
d.acrylamides in tomatoes
30) Which of the following is/are not among the ingredients of a common oral
rehydration formula?
a.Salt
b.Sugar
c.Boiling water
d.Zinc and iron
31) List four of the livers functions in the metabolism of each of these nutrients:
carbohydrates, fats, and proteins.
32) In which of the following ways do B vitamins interact with energy-yielding foods?
They provide an essential source of additional energy
They are not a source of energy, but they are needed to convert the foods we eat into
energy
B vitamins only interact with fatty acids to produce energy
B vitamins only interact with carbohydrates to produce energy
33) Discuss risk for vitamin D toxicity from the diet, supplements, and sunlight
exposure.
34) Discuss the pros and cons of taking antioxidant supplements.
35) List 5 guidelines each for identifying a fad diet and a healthy diet.
36) Reasons why people choose to become vegetarians include
ethical issues surrounding animal rights
personal health reasons
weight loss
any of the above
37) What are sulfites? Explain current FDA regulations regarding their use.
38) Compare and contrast the meaning of a persons physiological age versus
chronological age.