Question 1

Margarine is usually made by a process called ________,in which hydrogen atoms are added to double covalent bonds in the polyunsaturated fatty acids found in vegetable oils.

Accepted Answer

A)   saturation
B)   isomerization
C)   esterification
D)   hydrogenation

Question 2

All the following are good sources of omega 3 fatty acids EXCEPT.

Accepted Answer

A)   walnuts
B)   salmon
C)   avocados
D)   flax seed oil C

Question 3

Which apolipoprotein is responsible for activating lipoprotein lipase?

Accepted Answer

A)   Apo B-48
B)   Apo C-II
C)   Apo C
D)   Apo B-100

Question 4

Recommendations suggest that we consume approximately 20% of our fat as monounsaturated fats.All of the following would be appropriate to use to achieve this goal EXCEPT

Accepted Answer

A)   peanut oil.
B)   canola oil.
C)   sunflower oil.
D)   olive oil.

Question 5

High-density lipoproteins function in lipid transport by

Accepted Answer

A)   delivering cholesterol to target cells throughout the body.
B)   picking up cholesterol from dying cells and other sources for delivery to other lipoproteins and the liver for disposal.
C)   slowly carrying newly synthesized fats from the liver to various body cells.
D)   moving newly absorbed dietary fat through the intestinal wall.

Question 6

Individuals with bleeding disorders taking anticoagulants or scheduling surgery should be cautious about which supplement:

Accepted Answer

A)   Omega 6 fatty acids.
B)   Omega 9 fatty acids.
C)   Omega 3 fatty acids.
D)   None of the above.

Question 7

Mike has been told to reduce his fat intake to less than 30% of his total calories.It has been recommended to him that he consume an average of 2000 calories per day.How many grams of fat should he consume per day?

Accepted Answer

A)   76 grams
B)   67 grams
C)   80 grams
D)   93 grams

Question 8

The ____ pathway for LDL uptake is a means by which LDL contributes to plaque formation in blood vessels.

Accepted Answer

A)   receptor
B)   atherosclerotic
C)   intermediate
D)   scavenger

Question 9

Fats that are liquid at room temperature can be made more solid by the process of

Accepted Answer

A)   saponification.
B)   hydrogenation.
C)   emulsification.
D)   calcification.

Question 10

LDL clearance in the plasma is mediated via the ______ receptor.

Accepted Answer

A)   B-48
B)   B-100
C)   CII
D)   A

Question 11

All of the following are ways in which fatty acids can differ from one another EXCEPT

Accepted Answer

A)   number of double bonds.
B)   degree of saturation.
C)   chain length.
D)   average number of calories per gram.

Question 12

Which of the following blood levels of LDL cholesterol would increase risk for cardiovascular disease?

Accepted Answer

A)   100 mg/dl or less
B)   130 mg/dl or less
C)   130-159 mg/dl
D)   over 160 mg/dl

Question 13

Americans eat more omega-3 fatty acids than omega-6 fatty acids.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following lipids is a precursor for estrogen and bile

Accepted Answer

A)   Cholesterol
B)   Alpha linoleic acid
C)   ecosinoids
D)   saturated fat

Question 15

Blockage of a major artery is caused by a blood clot.These clots may form when

Accepted Answer

A)   cholesterol plaques build up in artery walls.
B)   HDL invades artery walls.
C)   the dietary intake of cholesterol is less than 200 mg per day.
D)   LDL fails to remove cholesterol from artery walls. A

Question 16

Saturated fatty acids predominate in which of the following lipids?

Accepted Answer

A)   canola oil
B)   safflower oil
C)   butter
D)   olive oil

Question 17

Cholesterol is

Accepted Answer

A)   not essential in the diet; the human body can synthesize it.
B)   not found in foods of plant origin.
C)   an important part of human cell membranes and is necessary to make some hormones.
D)   All of these choices are correct.

Question 18

Excessive amounts of omega-3 fatty acids can

Accepted Answer

A)   impair the immune system.
B)   cause excessive bleeding.
C)   cause hemorrhagic stroke.
D)   All of these choices are correct.
E)   None of these choices are correct.

Question 19

A fatty acid with 10 carbons will be absorbed via the

Accepted Answer

A)   lymphatic system.
B)   the portal system.
C)   the kidney system.
D)   None of the above are correct.

Question 20

Trans fatty acids are now considered more atherogenic than saturated fatty acids because they

Accepted Answer

A)   are unnatural and only form during fat processing.
B)   cause excessive blood clotting.
C)   elevate LDL levels, while decreasing HDL.
D)   cause sudden cardiac arrest in post-menopausal women. C

Exam 6: Lipids

Margarine is usually made by a process called ________,in which hydrogen atoms are added to double covalent bonds in the polyunsaturated fatty acids found in vegetable oils.

Correct AnswerverifiedShow Answer

All the following are good sources of omega 3 fatty acids EXCEPT.

Correct AnswerverifiedC

Which apolipoprotein is responsible for activating lipoprotein lipase?

Correct AnswerverifiedShow Answer

Recommendations suggest that we consume approximately 20% of our fat as monounsaturated fats.All of the following would be appropriate to use to achieve this goal EXCEPT

Correct AnswerverifiedShow Answer

High-density lipoproteins function in lipid transport by

Correct AnswerverifiedShow Answer

Individuals with bleeding disorders taking anticoagulants or scheduling surgery should be cautious about which supplement:

Correct AnswerverifiedShow Answer

Mike has been told to reduce his fat intake to less than 30% of his total calories.It has been recommended to him that he consume an average of 2000 calories per day.How many grams of fat should he consume per day?

Correct AnswerverifiedShow Answer

The ____ pathway for LDL uptake is a means by which LDL contributes to plaque formation in blood vessels.

Correct AnswerverifiedShow Answer

Fats that are liquid at room temperature can be made more solid by the process of

Correct AnswerverifiedShow Answer

LDL clearance in the plasma is mediated via the ______ receptor.

Correct AnswerverifiedShow Answer

All of the following are ways in which fatty acids can differ from one another EXCEPT

Correct AnswerverifiedShow Answer

Which of the following blood levels of LDL cholesterol would increase risk for cardiovascular disease?

Correct AnswerverifiedShow Answer

Americans eat more omega-3 fatty acids than omega-6 fatty acids.

Correct AnswerverifiedShow Answer

Which of the following lipids is a precursor for estrogen and bile

Correct AnswerverifiedShow Answer

Blockage of a major artery is caused by a blood clot.These clots may form when

Correct AnswerverifiedA

Saturated fatty acids predominate in which of the following lipids?

Correct AnswerverifiedShow Answer

Cholesterol is

Correct AnswerverifiedShow Answer

Excessive amounts of omega-3 fatty acids can

Correct AnswerverifiedShow Answer

A fatty acid with 10 carbons will be absorbed via the

Correct AnswerverifiedShow Answer

Trans fatty acids are now considered more atherogenic than saturated fatty acids because they

Correct AnswerverifiedC

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C