Question 1

Examine the Nutrition Facts panel for pita chips.  If Jacob eats a bowl of 18 chips, how many grams of fat will he consume?

Accepted Answer

A)   10 grams
B)   5 grams
C)   6 grams
D)   40 gramsE) C) and D)
F) B) and D)

Question 2

Match each of the following terms with its description.
-Monounsaturated fatty acid

Accepted Answer

A)  An unsaturated fatty acid with its first carbon-carbon double bond at the third carbon atom from the methyl end
B)  An unsaturated fatty acid with its first carbon-carbon double bond at the sixth carbon atom from the methyl end
C)  Fatty acid with two or more carbon-carbon double bonds
D)  Fatty acid with no carbon-carbon double bonds
E)  Three fatty acids attached to a glycerol backboneF) Two fatty acids attached to a glycerol backboneG) Fatty acid with one carbon-carbon double bondH) One fatty acid attached to a glycerol backboneI) Unsaturated fatty acid with hydrogen atoms on opposite sides of a carbon-carbon double bondJ) Unsaturated fatty acid with hydrogen atoms on the same side of a carbon-carbon double bondK) D) and H)
L) C) and G)

Question 3

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) A) and C)

Question 4

Olive and canola oils contain a high percentage of ________ fatty acids.

Accepted Answer

A)   omega-3
B)   saturated
C)   monounsaturated
D)   polyunsaturatedE) All of the above
F) A) and B)

Question 5

The main problem with the fat replacer olestra is that it can reduce absorption of

Accepted Answer

A)   cholesterol.
B)   fatty acids.
C)   fat-soluble vitamins.
D)   fiber.E) A) and D)
F) A) and C)

Question 6

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) B) and C)
F) A) and D)

Question 7

Phospholipids are the main components of

Accepted Answer

A)   lipoproteins.
B)   cell membranes.
C)   plaque.
D)   adipose tissue.E) A) and B)
F) All of the above

Question 8

For people who need to lower their blood cholesterol levels, the American Heart Association recommends limiting saturated fat intake to ________ of total calories.

Accepted Answer

A)   1%
B)   5% to 6%
C)   10% to 12%
D)   20% to 35%E) All of the above
F) None of the above

Question 9

Once the chylomicrons arrive at their destination via the bloodstream, the triglycerides in the chylomicrons are broken down into glycerol and fatty acids by ________ lipase, which is attached to the blood vessel walls.

Accepted Answer

A)   lipoprotein
B)   pancreatic
C)   lingual
D)   lecithinE) All of the above
F) B) and C)

Question 10

________ is an essential omega-3 fatty acid.

Accepted Answer

A)   Linoleic acid (L
A)  
B)   Eicosapentaenoic acid (EP
A)  
C)   Alpha-linolenic acid (AL
A)  
D)   Docasahexaenoic acid (DH
A)  E) A) and C)
F) A) and D)

Question 11

Hydrogenation changes a fat

Accepted Answer

A)   from a liquid to a solid.
B)   from a solid to a liquid.C) A) and B)
D) undefined

Question 12

Gram for gram, which of the following contains the most cholesterol?

Accepted Answer

A)   Liver
B)   Shrimp
C)   Lard
D)   Ice creamE) B) and C)
F) C) and D)

Question 13

In which form are most dietary lipids found?

Accepted Answer

A)   Sterols
B)   Phospholipids
C)   Triglycerides
D)   MonoglyceridesE) None of the above
F) C) and D)

Question 14

Which of the following is a function of fat?

Accepted Answer

A)   Traps water in food products
B)   Carrier of fat-soluble vitamins
C)   Best source of energy for the brain
D)   Carrier of proteins in the bloodE) C) and D)
F) All of the above

Question 15

Which of the following is an essential fatty acid?

Accepted Answer

A)   Oleic acid
B)   Linoleic acid
C)   Palmitic acid
D)   Stearic acidE) B) and C)
F) A) and B)

Question 16

Most lipids are transported in the blood as part of a structure called a(n)

Accepted Answer

A)   emulsifier.
B)   lipoprotein.
C)   phospholipid.
D)   sterol.E) A) and D)
F) A) and C)

Question 17

Match each of the following terms with its description.
-Chylomicron

Accepted Answer

A)  Lipoprotein that picks up cholesterol from dying cells and other sources and transfers it to other lipoproteins, as well as directly to the liver
B)  Lipoprotein that carries cholesterol and lipids newly synthesized by the liver
C)  Lipoprotein made in the intestine after fat absorption
D)  Product of VLDL metabolism that contains primarily cholesterolE) A) and B)
F) C) and D)

Question 18

A good suggestion for eating in a heart-healthy way would be to

Accepted Answer

A)   avoid all treats.
B)   trim fat off meat before and after cooking it.
C)   use eggs liberally because they are not associated with serum cholesterol.
D)   avoid foods high in monounsaturated fat, such as olive oil.E) A) and B)
F) All of the above

Question 19

Sometimes phospholipids are used in commercial salad dressings to suspend vegetable oil in water. In this case, phospholipids are serving as

Accepted Answer

A)   fat replacers.
B)   emulsifiers.
C)   thickeners.
D)   homogenizers.E) B) and D)
F) None of the above

Question 20

Sterols are similar to triglycerides in which of the following ways?

Accepted Answer

A)   They have multiple rings in their structures.
B)   They contain glycerol.
C)   They contain three fatty acids.
D)   They do not dissolve in water.E) C) and D)
F) All of the above

Exam 5: Lipids

Which of the following is a function of fat?

Correct AnswerverifiedShow Answer

Hydrogenation changes a fat

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Sometimes phospholipids are used in commercial salad dressings to suspend vegetable oil in water. In this case, phospholipids are serving as

Correct AnswerverifiedShow Answer

Which of the following is an essential fatty acid?

Correct AnswerverifiedShow Answer

Match each of the following terms with its description. -Monounsaturated fatty acid

Correct AnswerverifiedShow Answer

Once the chylomicrons arrive at their destination via the bloodstream, the triglycerides in the chylomicrons are broken down into glycerol and fatty acids by ________ lipase, which is attached to the blood vessel walls.

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

The main problem with the fat replacer olestra is that it can reduce absorption of

Correct AnswerverifiedShow Answer

________ is an essential omega-3 fatty acid.

Correct AnswerverifiedShow Answer

Gram for gram, which of the following contains the most cholesterol?

Correct AnswerverifiedShow Answer

Match each of the following terms with its description. -Chylomicron

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Phospholipids are the main components of

Correct AnswerverifiedShow Answer

In which form are most dietary lipids found?

Correct AnswerverifiedShow Answer

A good suggestion for eating in a heart-healthy way would be to

Correct AnswerverifiedShow Answer

Examine the Nutrition Facts panel for pita chips. If Jacob eats a bowl of 18 chips, how many grams of fat will he consume?

Correct AnswerverifiedShow Answer

Sterols are similar to triglycerides in which of the following ways?

Correct AnswerverifiedShow Answer

For people who need to lower their blood cholesterol levels, the American Heart Association recommends limiting saturated fat intake to ________ of total calories.

Correct AnswerverifiedShow Answer

Olive and canola oils contain a high percentage of ________ fatty acids.

Correct AnswerverifiedShow Answer

Most lipids are transported in the blood as part of a structure called a(n)

Correct AnswerverifiedShow Answer

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