Question 1

Which of the following is a rich source of saturated fatty acids?

Accepted Answer

A)  Corn oil
B)  Soybean oil
C)  Coconut oil
D)  Safflower oilE) A) and D)
F) A) and C)

Question 2

The three-carbon structure that forms the "backbone" of a triglyceride is called

Accepted Answer

A)  glycerol.
B)  glucose.
C)  lipoprotein.
D)  sterol.E) A) and B)
F) All of the above

Question 3

Which of the following lipase enzymes digests the majority of dietary fat?

Accepted Answer

A)  Pancreatic lipase
B)  Lingual lipase
C)  Gastric lipaseD) A) and B)
E) A) and C)

Question 4

Which of the following is the best strategy to limit trans fat in the diet?

Accepted Answer

A)  Use margarine instead of butter.
B)  Choose natural peanut butter instead of peanut butter made with hydrogenated vegetable oils.
C)  Choose chicken fried in peanut oil instead of chicken fried in lard.
D)  Choose light meat poultry instead of dark meat.E) C) and D)
F) A) and C)

Question 5

Which of the following is true about the use of medications that lower blood cholesterol levels?

Accepted Answer

A)  They often are helpful for persons who have had a heart attack or have cardiovascular disease or diabetes.
B)  They should be used by anyone with a high blood cholesterol level.
C)  They have few side effects.
D)  When one takes these,dietary changes are not necessary.E) B) and D)
F) B) and C)

Question 6

The Dietary Guidelines for Americans recommend getting no more than ______ % of your total kilocalories from fat.

Accepted Answer

A)  20
B)  25
C)  30
D)  35E) B) and D)
F) All of the above

Question 7

Which of the following oils contains the most polyunsaturated fatty acids?

Accepted Answer

A)  Canola oil
B)  Olive oil
C)  Palm oil
D)  Safflower oilE) A) and B)
F) A) and C)

Question 8

After dietary fats are digested,the small intestinal cells absorb a mixture of

Accepted Answer

A)  diglycerides and fatty acids.
B)  monoglycerides and diglycerides.
C)  monoglycerides and fatty acids.
D)  monoglycerides,diglycerides,and triglycerides.E) C) and D)
F) None of the above

Question 9

Lecithin is a(n)

Accepted Answer

A)  phospholipid.
B)  fatty acid.
C)  sterol.
D)  eicosanoid.E) A) and B)
F) None of the above

Question 10

_____ are lipoproteins made of dietary fat surrounded by a shell of cholesterol,phospholipids,and protein;their role is to transport fat that has been absorbed from the GI tract.

Accepted Answer

A)  Chylomicrons
B)  Very-low-density lipoproteins
C)  Low-density lipoproteins
D)  High-density lipoproteinsE) B) and C)
F) A) and B)

Question 11

A ______ fatty acid has one double bond.

Accepted Answer

A)  saturated
B)  hydrogenated
C)  monounsaturated
D)  polyunsaturatedE) B) and C)
F) A) and D)

Question 12

When chyme is in the small intestine,the pancreas secretes ______ to digest triglycerides.

Accepted Answer

A)  chylomicrons
B)  lipase
C)  bicarbonate
D)  insulinE) C) and D)
F) A) and B)

Question 13

In terms of heart disease risk,which of the following is true?

Accepted Answer

A)  Lower LDL = increased risk
B)  Higher HDL = increased risk
C)  Higher LDL = increased risk
D)  Lower HDL = decreased riskE) A) and D)
F) All of the above

Question 14

How could you lower the fat content of the following breakfast menu? Omelet (made with 2 whole eggs,1/4 cup of Swiss cheese,1/4 cup of mushrooms) 
2 links of turkey sausage
1 slice of whole-wheat toast with 1 teaspoon of butter
1 cup of orange juice

Accepted Answer

A)  Choose skim milk instead of orange juice.
B)  Use egg whites instead of whole eggs in the omelet.
C)  Use margarine instead of butter on the toast.
D)  Choose pork sausage instead of turkey sausage.E) A) and B)
F) A) and C)

Question 15

A(n) ______ fatty acid is an essential,polyunsaturated fatty acid that has a double bond at the third carbon from the methyl end.

Accepted Answer

A)  tri-saturated
B)  omega-3
C)  omega-6
D)  tri-methylE) A) and C)
F) A) and B)

Question 16

Which of the following contains the greatest percentage of calories from fat?

Accepted Answer

A)  T-Bone steak
B)  Margarine
C)  Whole milk
D)  M&M candiesE) A) and C)
F) B) and C)

Question 17

The process of _______ removes double bonds from fatty acids,giving the fat a more solid consistency.

Accepted Answer

A)  emulsification
B)  elongation
C)  saponification
D)  hydrogenationE) B) and C)
F) All of the above

Question 18

Triglycerides are composed of

Accepted Answer

A)  glycogen and fatty acids.
B)  fatty acids and glycerol.
C)  lactic acid and glycogen.
D)  glucose and fatty acids.E) A) and B)
F) A) and C)

Question 19

Triglycerides in food are said to have satiety value primarily because

Accepted Answer

A)  they are high in kilocalories.
B)  they are readily stored in adipose tissue.
C)  they provide bulk in foods.
D)  they require bile to be digested.E) B) and C)
F) B) and D)

Question 20

Which lipoprotein is responsible for picking up cholesterol from dying cells and other sources so it can be transported back to the liver for excretion?

Accepted Answer

A)  Chylomicron
B)  Low-density lipoprotein
C)  Very-low-density lipoprotein
D)  High-density lipoproteinE) A) and D)
F) B) and C)

Exam 5: Lipids

Lecithin is a(n)

Correct AnswerverifiedShow Answer

How could you lower the fat content of the following breakfast menu? Omelet (made with 2 whole eggs,1/4 cup of Swiss cheese,1/4 cup of mushrooms) 2 links of turkey sausage 1 slice of whole-wheat toast with 1 teaspoon of butter 1 cup of orange juice

Correct AnswerverifiedShow Answer

Triglycerides are composed of

Correct AnswerverifiedShow Answer

Which lipoprotein is responsible for picking up cholesterol from dying cells and other sources so it can be transported back to the liver for excretion?

Correct AnswerverifiedShow Answer

In terms of heart disease risk,which of the following is true?

Correct AnswerverifiedShow Answer

A ______ fatty acid has one double bond.

Correct AnswerverifiedShow Answer

Triglycerides in food are said to have satiety value primarily because

Correct AnswerverifiedShow Answer

Which of the following oils contains the most polyunsaturated fatty acids?

Correct AnswerverifiedShow Answer

_____ are lipoproteins made of dietary fat surrounded by a shell of cholesterol,phospholipids,and protein;their role is to transport fat that has been absorbed from the GI tract.

Correct AnswerverifiedShow Answer

A(n) ______ fatty acid is an essential,polyunsaturated fatty acid that has a double bond at the third carbon from the methyl end.

Correct AnswerverifiedShow Answer

The Dietary Guidelines for Americans recommend getting no more than ______ % of your total kilocalories from fat.

Correct AnswerverifiedShow Answer

The three-carbon structure that forms the "backbone" of a triglyceride is called

Correct AnswerverifiedShow Answer

Which of the following contains the greatest percentage of calories from fat?

Correct AnswerverifiedShow Answer

Which of the following is the best strategy to limit trans fat in the diet?

Correct AnswerverifiedShow Answer

When chyme is in the small intestine,the pancreas secretes ______ to digest triglycerides.

Correct AnswerverifiedShow Answer

Which of the following is true about the use of medications that lower blood cholesterol levels?

Correct AnswerverifiedShow Answer

Which of the following is a rich source of saturated fatty acids?

Correct AnswerverifiedShow Answer

The process of _______ removes double bonds from fatty acids,giving the fat a more solid consistency.

Correct AnswerverifiedShow Answer

After dietary fats are digested,the small intestinal cells absorb a mixture of

Correct AnswerverifiedShow Answer

Which of the following lipase enzymes digests the majority of dietary fat?

Correct AnswerverifiedShow Answer

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