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WorksheetsNutrition 2-6
Total questions: 148
Worksheet time: 1hrs 14mins
Carbohydrates are nutrients that are composed of the elements carbon, hydrogen, and
oxygen
nitrogen
water
glucose
Carbohydrates play a major role in nutrition because they
provide a long-term energy store
are digested in the stomach
help regulate body functions
provide the body’s major source of energy
Carbohydrates are stored as glycogen in the
central nervous system and muscles
heart and liver
small intestine
liver and muscles
An example of a food that contains a fructose sugar is
milk
honey
molasses
corn
Examples of the simple carbohydrates include
glucose and galactose
sucrose and starch
lactose and lignin
fructose and glycogen
The sugar to which all other sugars are converted and the one that circulates in the blood to provide major fuel for the body’s cells is
sucrose
fructose
glucose
maltose
Carbohydrates are quick energy foods because
they do not take long to prepare and are readily available
the human body can rapidly break them down to yield energy
they are abundant in fast foods and can be readily absorbed
they can yield more energy than other nutrients
The carbohydrate form in which glucose is stored in the body is
starch
polysaccharide
glycogen
fructose
Of the following, the best sources of dietary fiber are
fruit and fruit juice
rice and crackers
iceberg
lettuce and tomato juice
lentils and corn
Types of dietary fiber include
lactose, galactose, and maltose
polysaccharides and polyols
starch, ptyalin, and glucose
cellulose, lignin, and noncellulose
The recommended daily intake of dietary fiber for an adult woman is _____ g/day.
15
21
25
30
A health professional is determining the caloric intake for a patient. Her caloric intake from fiber would be
3.4 kcal/g.
0 kcal/g.
4 kcal/g.
9 kcal/g.
Wavelike contractions of the muscle fibers of the stomach and intestinal walls are called
segmentation
peristalsis
metabolism
digestion
A basket of fruit contains ripe grapes, apples, and oranges as well as pears and peaches that are not quite ripe. The fruits with the highest amount of simple sugar include the
pears and apples
peaches and oranges
grapes and apples
peaches and pears
An apple contains a type of soluble dietary fiber called
lignin
starch
cellulose
pectin
Of the following, the food with the lowest carbohydrate content (as a percentage of weight) would be
orange juice
raisins
whole milk
dried beans
Digestion of the starch component of a peanut butter sandwich begins in the
mouth
stomach
small intestine
liver
A negative effect of sugar alcohols is that they
contain more kilocalories than sugar
can cause intoxication
promote bacterial disease in the colon
may cause diarrhea
Once monosaccharides are absorbed into the intestinal bloodstream, they are transported to the
cells
liver
heart
brain
A client has a goal of increasing fiber intake to 30 grams per day. Current intake reveals the following information: Breakfast intake is 3/4 cup sugary corn popped cereal, 1 cup skim milk, 1 slice white toast, and 1/2 cup orange juice. Lunch includes 2 ounces sliced turkey, 1 slice wheat bread, 1 tablespoon mayonnaise, 2 chocolate chip cookies, and 1 cup water. Dinner includes 4 ounces beef, 1/2 cup green beans, 3/4 cup instant mashed potatoes with butter, 1 biscuit, and 1 cup skim milk. As the nutrition expert counseling this patient, one appropriate recommendation might be to
encourage whole-grain breads and cereals in place of white breads and cereals
double the amount of proteins such as turkey and beef and eliminate sugar intake
add 2 tablespoons of omega-3 fatty-acid enriched margarine to breads and potatoes
make no changes because adequate fiber intake is present
An example of a food low in carbohydrates is
low-fat yogurt
steak
beans
potatoes
The major site or organ in the body for metabolic processing of carbohydrates is the
intestine
heart
brain
liver
The digestion of milk yields the monosaccharides
fructose and glucos
galactose and glucose
galactose and sucrose
glucose and maltose
A food that contains maltose is
milk
fruit
molasses
table sugar
A molecule of glycogen is composed of hundreds of units of
galactose
glucose
glucose, fructose, and galactose
disaccharide
Sufficient dietary carbohydrates prevent excess formation of
ketones
ammonia
amino acids
water
A part of the body that depends on a constant supply of carbohydrate to function properly is the
cardiopulmonary system
urinogenital system
central nervous system
gastrointestinal system
The number of kilocalories from carbohydrates in a baked potato that contains 40 g carbohydrate is _____ kcal
40
80
160
360
A food that is a good source of fiber is
oatmeal
prune juice
salmon
cornstarch
Which of the following carbohydrates provides the fastest source of energy?
ground beef
cranberry juice
whole-grain cereal
milk
The functions of fat in the body include
enzyme production, insulation of long bones, and bone structure
formation of bone structure and energy for daily activities
flavoring low-fat foods, supplying fatty acids, and lubrication for vital organs
insulation of vital organs, temperature regulation, and cell membrane structure
The number of kilocalories from fat in a meal that contains 35 g fat is
35
140
315
350
The recommended total calories provided by fat in an 1800-calorie diet should not exceed
180 calories
270 calories
630 calories
720 calories
An element not found in triglycerides is
carbon
hydrogen
nitrogen
oxygen
Triglycerides are composed of
glycerol and amino acids
trans-fatty acids
hydrogenated fatty acids
glycerol and fatty acids
The chemical feature that distinguishes a saturated fatty acid from an unsaturated fatty acid is the
amount of water it contains
amount of cholesterol it contains
source
amount of hydrogen it contains
An example of a food that contains a high level of saturated fatty acids is
beefsteak
olive oil
green tomatoes
whole-grain bread
Of the following fats, the one that is least saturated is
safflower oil
coconut oil
olive oil
butter oil
Most fatty acids in plant foods are
monounsaturated
polyunsaturated
unsaturated
saturated
A patient is concerned with her weight. Her energy intake is calculated to be 1600 calories. Intake records reveal that her fat intake for the past month has been 120 calories or less per day. The most appropriate intervention would be to
assess for essential fatty acid deficiency
continue to monitor for changes
continue current meal plan
draw lab work immediately
The body needs linoleic acid for
digestion of food
protein metabolism
fluid balance
blood clotting
The best food choice to provide alpha-linolenic acid is
strawberries
canola oil.
raisin toast
lard
The process of adding hydrogen to fatty acids is called
hydrolysis
hydrogenation
emulsification
hydration
A change brought about as the result of hydrogenation is that
liquid fats become solids
fats become less saturated
monoglycerides become diglycerides
vitamins are destroyed
An example of a food that does not contain cholesterol is
liver
sausage
cheese
coconut
Cholesterol is synthesized by the body mainly in the
intestine
liver
adipose tissue
skin
After a dietary assessment is completed, it reveals that a client consumes 50% of his or her daily calories from fat. This amount of fat places the client at risk for
obesity, arthritis, and elevated blood pressure
obesity, elevated blood fats, and diabetes
elevated blood pressure, diabetes, and allergies.
diabetes, dementia, and stroke
Factors that increase the risk of heart disease include
a family history of cancer
increased stress and obesity
anemia and low thyroid levels
gallbladder disease
After eating a dinner of fried chicken, gravy, and mashed potatoes, chemical digestion of the fat component primarily takes place in the
mouth
stomach
small intestine
large intestine
The substances that serve as the major vehicles for fat transport in the bloodstream are
micelles
glycolipids
chylomicrons
bile salts
The hormone responsible for stimulating the gallbladder to contract and release bile into the small intestine is
gastric lipase
cholecystokinin
enteric lipase
enterokinin
End products of fat digestion do not include
fatty acids
glycerol
diglycerides
monosaccharides
An important function of bile is to
digest triglycerides
activate the intestinal lipases
break fat into smaller particles
split fatty acids into two-carbon molecules
A type of fat that may be associated with a high risk of atherosclerosis if consumed on a regular basis is
olive oil
safflower oil
fish oil
butter
Fat substitutes are used in food products to
reduce the cost of popular foods
reduce the trans-fatty acid content of the food
prolong the shelf life of the food
improve the flavor and physical texture of low-fat foods
The greatest number of kilocalories is provided by
40 g carbohydrates
30 g fat
60 g carbohydrates
50 g protein
A food relatively high in saturated fat is
corn oil
peanut oil
avocado oil
margarine
In a diet that contains 50 g fat and a total of 1500 kcal, the proportion of total kilocalories from fat is
3%
13%
30%
33%
A good source of monounsaturated fat is
fish
margarine
avocado
tofu
Proteins are built from simpler organic compounds called
indispensable amino acids
amino acids
fatty acids
monosaccharides
The element that is contained in proteins but not in carbohydrates or lipids is
carbon
hydrogen
nitrogen
oxygen
Two types of protein in the body are _____ protein and _____ protein.
complete, incomplete
animal, vegetable
dispensable, indispensable
tissue, plasma
The number of amino acids that are indispensable for human beings is
6
9
11
14
What is the food that is the best source of indispensable amino acids?
Black beans
Peanuts
Safflower oil
Turkey
A protein that contains all indispensable amino acids in the correct proportion and ratio is
a simple protein
an incomplete protein
a complete protein
an indispensable protein
The number of kilocalories from protein in a sandwich that contains 24 g protein is _____ kcal.
6
96
120
216
An animal protein that has relatively little value as a dietary protein source when eaten alone is
an egg
gelatin
milk
fish
Proteins from plant sources that are classified as incomplete include
wheat, peanuts, and corn
milk, nuts, and cheese
oats, gelatin, and soybeans
corn, chicken, and milk
The primary function of protein in the diet is to supply
energy for growth and development
insulation for vital organs
material for growth and maintenance
all 20 amino acids for heart maintenance
Protein plays an important role in the body
as the first source of energy fuel
in the conversion of glucose to glycogen for storage
as a coenzyme needed for energy utilization
in defense against disease and infection
After a piece of grilled chicken is partially digested in the stomach, it eventually reaches the small intestine, where it is digested by which of the following enzymes secreted by the pancreas?
Chymotrypsin, trypsin, and carboxypeptidase
Chymotrypsin, pepsin, and trypsin
Sucrase, pepsin, and carboxypeptidase
Lactase, chymotrypsin, and carboxypeptidase
Proteins are mostly absorbed as
fatty acids
disaccharides
amino acids
polypeptides
Pepsinogen secreted by the gastric cells is converted into pepsin by
food in the stomach
hydrochloric acid.
gastric lipase
pancreatic lipase
Protein catabolism is increased in conditions such as
pregnancy
childhood
puberty
illness
The phase of metabolism that makes growth and repair possible is
digestion
catabolism
anabolism
homeostasis
A gastric enzyme that coagulates the protein in milk and is produced by infants but not by adults is
hydrochloric acid
pepsinogen
trypsin
rennin
A protein-digesting enzyme found in the stomach rather than in pancreatic secretions is
trypsin
pepsin
chymotrypsin
carboxypeptidase
The enzyme trypsin is activated by the enzyme
zymogen
bile
gastrin
enterokinase
The enzymes aminopeptidase and dipeptidase are secreted by the
mouth
stomach
small intestine
pancreas
Complementary proteins
provide higher quality protein when eaten together
enhance each other’s metabolic actions
are more easily absorbed.
taste good together
In the mouth, protein foods are
broken down to amino acids
broken up mechanically by chewing
broken down to peptides
coagulated by rennin
The meal with the highest quality protein is
an omelet with cheese, whole wheat toast, and orange juice
a stir fry with chicken, green beans, and carrots
a stuffed turkey breast, peas, and a baked potato
a bean burrito, corn on the cob, and a tomato salad
Which of the following conditions might result in the greatest catabolism?
Growth
Multiple trauma with extensive organ damage
Rehabilitation after routine gallbladder surgery
Healing a broken bone in the arm
If the excretion of nitrogen exceeds the nitrogen intake, the condition is called
total nitrogen balance
positive nitrogen balance
negative nitrogen balance
anabolism
The grams of high-quality protein required daily for an individual who weighs 170 lb and is close to ideal body weight would be _____ g.
45.2
55.3
61.8
94.0
In planning a vegetarian meal, an appropriate combination of complementary proteins would be
cornmeal tamales and beans
lentils and beans
bean sprouts and cabbage
whole wheat and rice
A client weighs 130 lbs. She is close to her desirable body weight and consumes a total of 40 g of protein/day. The most appropriate nutritional counseling would be to
increase her protein intake
maintain her current protein intake
decrease her protein intake
increase her use of complementary proteins
Very high intakes of animal protein may lead to
increased body weight and blood lipid levels
increased muscle mass and strength
decreased body weight and blood lipid levels
muscle atrophy and weakness
The process of digestion involves
thermal and chemical actions
chemical and metabolic actions
mechanical and chemical actions
mechanical and thermal actions
The rhythmic contractions of the stomach and intestine that propel food along are called
segmentation
peristalsis
cardiospasm
pendular movements
An example of a gastric secretion is
intestinal lipase.
pancreatic amylase.
bile
hydrochloric acid
A pizza slice is being consumed by a hungry teen. The first actions of biting, chewing, and breaking up the slice into smaller particles are called
peristalsis.
segmentation.
pendular movements.
mastication
A food that begins chemical digestion in the mouth is
chicken
yogurt
candy
bread
After ingested food is mixed and churned with gastric secretions, the semifluid mass is called
chyle
chyme
renin
bolus
One type of movement in the small intestine is
mastication
segmentation
kinetic propulsion.
expulsion
Compared with the pH in the stomach, the pH in the small intestine is
lower
higher
the same
neutral
The enzyme that would be most important for digesting a skinless chicken breast would be
sucrase
lipase
peptidase
bile
A food that is high in a macronutrient broken down by trypsin is
bread
fruit
margarine
fish
The lining of the stomach and intestine is protected from strong acid by
pepsinogen
bile
mucus
the presence of food
The hormone that stimulates the pancreas to release its secretions is
gastrin
enterogastrone
cholecystokinin
secretin
A meal consisting of country-fried steak, carrots, and a baked potato with butter and sour cream would stimulate the hormone cholecystokinin because of the
presence of food in the duodenum
presence of fat in the duodenum
entry of the acidic chyme into the duodenum
entry of bile into the duodenum
After eating fried chicken, the resulting products from the digestion of fat include
glycerol and fatty acids.
glucose
and fatty acids
amino acids and dipeptides
cholesterol and glycerol
A means of absorption that occurs in the small intestine is
exchange
pinocytosis
filtration
electrochemical transport
After absorption, the end products of carbohydrate and protein digestion enter the
lacteal.
bile duct
blood system
bowel
The primary nutritional function of the large intestine is the
absorption of fats
absorption of water
excretion of waste products
completion of the digestive process
A child with phenylketonuria should avoid drinking ]
diet beverages sweetened with aspartame
beverages sweetened with high-fructose corn syrup
coffee and other caffeinated beverages
fluoridated drinking water
Gas formation in the colon is the result of the
ingestion of certain foods.
ingestion of too much water
inadequate ingestion of fiber
bacterial action on undigested items
After digestion, fatty materials are absorbed into the
bloodstream
outer skin
colon
lacteals
Dietary fiber is beneficial because it
is high in nutrients.
is readily digested.
adds bulk to feces
absorbs excess nutrients
The sum of all the chemical changes that an organism performs to maintain its life and produce energy is called
metabolism
digestion
absorption
respiration
Bile contains
hormones
enzymes
plasma
emulsifiers
Two organs that work with the small intestine in digestion are the
liver and kidneys
stomach and large intestine
pancreas and liver
large intestine and colon
Conversion of amino acids to glucose is called
metabolism
glycogenosis
gluconeogenesis
catabolism
The surface of the intestinal wall has mucosal folds, villi, and microvilli to
aid in peristalsis
increase the surface area for absorption
decrease the surface area for absorption
increase the number of enzyme-secreting cells
Ways to minimize formation of stomach gas include =
avoiding caffeine
chewing with your mouth open
drinking liquids through a straw
not gulping
A beverage that may cause intestinal gas in adults is
milk
coffee
apple juice
cola.
Ms. J. complains of gas and bloating along with abdominal pain, especially after drinking milk or eating ice cream or cheese. She may have
lactose intolerance
phenylalanine intolerance
a calcium deficiency
a vitamin D deficiency
Which of the following foods would require peptidases to assist in its chemical digestion?
Chicken
A banana
Orange juice
Margarine
What is a nutrient that does not provide energy for the body?
A carbohydrate
a vitamin
a protein
fat
Energy is lost from the body as
heat
urine
sweat
far
The unit of measurement used to refer to the amount of energy in food is the
watt
kilogram
milligram
kilocalorie
The total number of kilocalories in a snack that contains 10 g carbohydrate, 2 g protein, and 5 g fat is _____ kcal.
17
68
93
153
Which of the following represents an external energy cycle?
The moon
Growing plants
Crystals
Metabolism
After foods are eaten, they are converted into which of the following body fuels?
Amino acids and fatty acids
Fatty
acids and glucose
Glucose and triglycerides
Glycogen and glucose
The metabolic rate would increase significantly with a body temperature of
97.4 F
98.4 F
98.6 F
101.2 F
The amount of energy the body needs to maintain life while at digestive, physical, and emotional rest is called
the basal metabolic rate
indirect calorimetry.
the respiratory quotient
total energy expenditure
Metabolically active tissues in the body include
the heart, kidneys, and liver
the brain, nerves, and hair
the liver, kidney, fingernails, and toenails
all body tissues
Indirect calorimetry is used to measure
basal or resting energy expenditure
the thermic effect of food.
energy expended in physical activity
body mass index
The term for the effect of food intake on the metabolic rate is
the thermic effect of food.
the resting metabolic rate
the total energy requirement
indirect calorimetry
The sum of basal metabolism, energy expended in physical activity, and the thermic effect of food is known
the metabolic rate
energy intake
basal energy needs
the total energy requirement
When energy intake exceeds energy expenditure, the result can be
anorexia
malnutrition
weight gain
hyperactivity
An activity that results in increased energy expenditure is
cleaning the house
balancing a checkbook
experiencing emotional stress
playing video games
The thermic effect of food refers to the fact that
all nutrients contain calories
certain foods are more stimulating than others to the gastrointestinal tract
the presence of food in the stomach starts the process of digestion
the process of digestion, absorption, and metabolism of food requires energy
The body’s sources of stored energy include
glucose
adipose tissue
undigested food
bone
The basal metabolic rate is controlled by the hormone
cortisol
growth hormone
thyroxine
insulin
The first source of stored energy to be used during a period of fasting is
amino acids
glycogen
adipose tissue.
glucose
Which of the following foods has the greatest caloric density?
A banana
Bread
Nuts
Milk
Nutrient density means the
total weight of the nutrients in a food
digestibility of the nutrients in a food.
concentration of energy in a given amount of food
concentration of nutrients in a given amount of food
The liver and muscles store enough glycogen to last
4 to 6 hours
6 to 24 hours
12 to 48 hours
24 to 72 hours
In cases of extreme starvation, the energy substrate used as a last resort would be
glycogen
muscle mass
adipose tissue
bone mass
Fever increases the basal metabolic rate by approximately
1% for each 1° F increase
7% for each 1° C increase
1% for each 7° F increase
7% for each 1° F increase
Energy expenditure is increased by
physical exercise
mental work.
stress
fatigue
Energy needs per pound of body weight
increase with age
increase throughout childhood
decrease
with age
are greater in women than in men
A 75-year-old man’s energy intake should focus on meals
high in calories with nutrient-dense foods
low in calories and high in fiber and meat
with lower energy density and high nutrient density
high in energy, vitamins, and minerals
Resting energy expenditure is
slightly higher than basal energy expenditures
slightly lower than basal energy expenditure
the same as basal energy expenditure
more accurate for predicting energy needs than is basal energy expenditure
Mr. Jones normally has a basal metabolic rate of 1500 kcal. He develops a fever of 100.6° F. His rate would now be approximately _____ kcal.
1550
1600
1710
1830
The person requiring the highest energy needs per unit of body weight is a
15-year-old boy
45-year-old man
75-year-old grandmother
7-year-old girl
The estimated daily basal metabolic rate for a man who weighs 150 lb is _____ kcal.
1500
1575
1636
1686
