1) What organ provides the major control for homeostasis of body fluids?
a.Liver
b.Heart
c.Kidneys
d.Skeletal muscle
2) In comparison to the well-defined structure of starch, which of the following is the
most important factor that allows for the synthesis of thousands of different proteins?
a.Number of cell ribosomes
b.Number of different amino acids
c.Availability of amino acids containing sulfur
d.Availability of amino acids containing hydroxyl groups
3) Which of the following does NOT represent a common environmental influence on
eating behaviors?
a.Eating while viewing television promotes overconsumption
b.Socializing with strangers during a meal often leads to reduced food intake
c.The mere sight of food can signal a person to commence eating, regardless of hunger
d.Being in a pleasant atmosphere often lengthens the time of the meal but not the
amount of food eaten
4) For optimal utilization of calcium supplements, it is best to take them several times a
day, in doses up to
a.100 mg
b.200 mg
c.500 mg
d.800 mg
5) Which of the following statements most accurately describes the composition of
most foods?
a.They contain only one of the three energy nutrients, although a few contain all of
them
b.They contain equal amounts of the three energy nutrients, except for high-fat foods
c.They contain mixtures of the three energy nutrients, although only one or two may
predominate
d.They contain only two of the three energy nutrients, although there are numerous
other foods that contain only one
6) Gram for gram, which of the following provides the most energy?
a.Fats
b.Alcohol
c.Proteins
d.Carbohydrates
7) On a food label, the % Daily Value table compares key nutrients per serving for a
person consuming how many kcalories daily?
a.1500
b.2000
c.2500
d.3000
8) To gradually replace breast milk with infant formula or other foods appropriate to an
infants diet is to
a.feed
b.wean
c.nurse
d.breastfeed
9) Which of the following is the primary factor that differentiates one amino acid from
another?
a.The side group
b.The central carbon atom
c.The number of oxygen atoms
d.The number of nitrogen atoms
10) Which of the following recommendations for pregnant women and alcohol intake
has been issued by the U.S. Surgeon General?
a.They should drink absolutely no alcohol
b.They should refrain from drinking hard liquor only
c.They are permitted to ingest no more than 2 drinks per day
d.They are permitted to ingest small amounts of alcohol during the first 3 months but
none thereafter
11) A person who suddenly begins sprinting will exhaust the muscles supply of creatine
phosphate in about
a.1 second
b.10 seconds
c.1 minute
d.10 minutes
12) Food producers are allowed to label a food product as organic if it
a.has been irradiated
b.contains genetically engineered ingredients
c.was made with at least 95% organic ingredients
d.was grown with fertilizer made from sewer sludge
13) Your cousin Wanda was born with a genetic defect affecting her digestion, namely,
a lack of intestinal villus tripeptidases and dipeptidases. Which of the following
digestive processes would NOT take place?
a.Protein oligopeptides
b.Peptides amino acids
c.Amino acids peptides
d.Polypeptides tripeptides
14) Which of the following is NOT a characteristic of food portion sizes?
a.They are both high in fat and large in size at restaurants
b.They have increased in general and this change parallels the increasing prevalence of
obesity
c.Reducing portion size has a bigger impact than reducing energy density as a means of
lowering total energy intake
d.They have increased most notably at fast-food restaurants compared with
conventional eating establishments
15) What percentage of U.S. adults lives a completely sedentary lifestyle?
a.2
b.13
c.29
d.79
16) Which of the following minerals functions primarily in reactions that consume
oxygen?
a.Zinc
b.Copper
c.Chromium
d.Molybdenum
17) A person who eats in response to arousal is most likely experiencing
a.stress eating
b.sensory influences
c.physiological influences
d.postabsorptive influences
18) Among the leading causes of death in the United States diabetes ranks number
a.1
b.3
c.7
d.10
19) The normal blood pH range is approximately
a.6.80-7.15
b.6.98-7.12
c.7.35-7.45
d.7.55-8.55
20) Which of the following does NOT describe an association between protein nutrition
and the bodys water balance?
a.Inadequate protein intake may lead to edema
b.Insufficient protein synthesis by the liver may lead to edema
c.Excessive protein losses by the kidney may lead to dehydration
d.Excessive protein intake burdens the kidneys to excrete unused nitrogen
21) What government agency is primarily responsible for protecting agriculture and the
food supply?
a.The Food Safety and Security Agency
b.The FDA and the USDA
c.The Antiterrorism Subcommittee on Food Security
d.The CDC and the EPA
22) Greg says that he usually eats 1 medium carrot every day to ensure that hes
consuming enough vitamin A. Today he said he didnt eat any carrots and is worried that
there is not enough vitamin A in his system. What would you say to Greg to allay his
fear?
a.Take a vitamin A supplement as soon as you can!
b.As long as you eat some chicken tonight you will not develop chicken eyes.
c.Well, there isnt any vitamin A in carrots so you probably havent consumed vitamin A
for some time now.
d.Dont worry; fat-soluble vitamins are stored in the body. It takes a lot longer than one
day to develop any adverse effects.
23) What is the primary factor that differentiates bulimia nervosa from binge eating?
a.Purging is rarely practiced in binge-eating disorder
b.Higher rates of depression are reported in bulimia nervosa
c.More food is consumed at one setting in binge-eating disorders
d.Uncontrollable cravings for high-fat foods are seen only in bulimia nervosa
24) Which of the following could NOT be a limiting amino acid in the diet?
a.Lysine
b.Glycine
c.Threonine
d.Tryptophan
25) What do beta-carotene and vitamin E have in common?
a.Both act as antioxidants
b.Both are found in animal fats
c.Neither is involved in free radical control
d.Neither is involved in synthesis of retinal
26) Which of the following body structures helps to regulate thirst?
a.Brain stem
b.Cerebellum
c.Optic nerve
d.Hypothalamus
27) Which of the following is NOT among the properties of folate in nutrition?
a.It is needed for proper functioning of vitamin B12
b.It functions primarily in the transfer of amino groups
c.The coenzyme of folate requires vitamin B12 to function properly
d.It requires enzymes on the intestinal mucosa to enhance its absorption from most
foods
28) The chief purpose of the gallbladder is to store a substance that is required for the
assimilation of dietary
a.fats only
b.carbohydrates only
c.fats and carbohydrates only
d.proteins, fats, and carbohydrates
29) What is the usual state of nitrogen balance for healthy infants, children, and
pregnant women?
a.Equilibrium
b.Metabolic
c.Positive
d.Negative
30) List and discuss 7 key recommendations of the Dietary Guidelines for Americans.
31) Describe the three major stages of fetal growth and development.
32) Explain the association between adult bone loss and protein intake.
33) Research has shown that being sedentary
increases the risk of dying from all causes
is better than being sporadically active
is not harmful as long as the person makes wise nutrition choices
can actually help a person who has suffered from a heart attack
34) Explain the factors involved in the promotion of obesity by high-fat diets and food
portion sizes.