Question 1

How many carbons do long-chain fatty acids contain?

Accepted Answer

A)   4 to 6
B)   6 to 8
C)   10 or more
D)   12 or moreE) A) and C)
F) B) and C)

Question 2

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 D)
F) All of the above A

Question 3

Which of the following is true about trans fatty acids found in hydrogenated fats?

Accepted Answer

A)   When consumed, they can decrease blood clotting.
B)   When consumed, they can raise serum LDL cholesterol.
C)   When consumed, they can lower serum LDL cholesterol.
D)   When consumed, they have no effect on serum cholesterol.E) B) and C)
F) All of the above

Question 4

Which of the following does not describe a function of fat?

Accepted Answer

A)   Adds flavor to food
B)   Carrier of fat-soluble vitamins
C)   Best source of energy for the brain
D)   Insulates and protects the bodyE) A) and D)
F) All of the above

Question 5

After absption, long-chain fatty acids and monoglycerides inside intestinal cells are

Accepted Answer

A)   converted to proteins.
B)   converted to glucose.
C)   reformed into triglycerides.
D)   converted to cholesterol.E) None of the above
F) A) and B)

Question 6

The Dietary Guidelines f Americans recommend getting no me than ______ percent of your total kilocalies from fat.

Accepted Answer

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

Question 7

______ are synthesized by the liver to transpt fat to the rest of the body.

Accepted Answer

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

Question 8

A(n) ____________ fatty acid has a double bond at the third carbon from the methyl end.

Accepted Answer

omega-3 OR...

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 an enzyme associated with the blood vessel called ___________ lipase.

Accepted Answer

A)   lipoprotein
B)   pancreatic
C)   lingual
D)   lecithinE) C) and D)
F) B) and C)

Question 10

In which fm are most dietary lipids found?

Accepted Answer

A)   Sterols
B)   Phospholipids
C)   Triglycerides
D)   MonoglyceridesE) C) and D)
F) A) and B)

Question 11

After chylomicrons leave the intestinal cells, they are transpted via what system?

Accepted Answer

A)   Vascular
B)   Lymphatic
C)   Capillary
D)   VenousE) B) and C)
F) C) and D)

Question 12

Which of the following contains a rich supply of omega-3 fatty acids?

Accepted Answer

A)   Broccoli
B)   Sirloin
C)   Salmon
D)   Chicken breastE) A) and D)
F) None of the above

Question 13

To be transpted throughout the body, fats are packaged in structures called

Accepted Answer

A)   triglycerides.
B)   phospholipids.
C)   lipoproteins.
D)   micelles.E) A) and C)
F) B) and D)

Question 14

Cholesterol is found in all of the following except

Accepted Answer

A)   corn oil.
B)   cheddar cheese.
C)   sirloin steak.
D)   butter.E) None of the above
F) B) and D) A

Question 15

Olive oil contains abundant amounts of which type of fatty acid?

Accepted Answer

A)   Saturated
B)   Monounsaturated
C)   Polyunsaturated
D)   Partially hydrogenatedE) None of the above
F) C) and D)

Question 16

The main reason f hydrogenating fats is to

Accepted Answer

A)   improve taste.
B)   change a liquid fat to a solid fat.
C)   change a solid fat to a liquid fat.
D)   improve food appearance.E) B) and D)
F) None of the above

Question 17

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

Accepted Answer

emulsifier...

Question 18

Hydrogenation produces what kinds of fat?

Accepted Answer

A)   High-Density Lipoprotein (HDL) 
B)   Cis fatty acids
C)   Low-Density Lipoprotein (LDL) 
D)   Trans fatty acidsE) None of the above
F) A) and D)

Question 19

Of the macronutrients, ____________ is/are the most significant dietary fact(s) associated with heart disease.

Accepted Answer

fat OR fat...

Question 20

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

Accepted Answer

A)   They contain fatty acids.
B)   They contain glycerol.
C)   They usually contain three fatty acids.
D)   They do not dissolve in water.E) C) and D)
F) A) and D)

Exam 5: Lipids

How many carbons do long-chain fatty acids contain?

Correct AnswerverifiedShow Answer

Triglycerides in food are said to have satiety value primarily because

Correct AnswerverifiedA

Which of the following is true about trans fatty acids found in hydrogenated fats?

Correct AnswerverifiedShow Answer

Which of the following does not describe a function of fat?

Correct AnswerverifiedShow Answer

After absption, long-chain fatty acids and monoglycerides inside intestinal cells are

Correct AnswerverifiedShow Answer

The Dietary Guidelines f Americans recommend getting no me than ______ percent of your total kilocalies from fat.

Correct AnswerverifiedD

______ are synthesized by the liver to transpt fat to the rest of the body.

Correct AnswerverifiedShow Answer

A(n) ____________ fatty acid has a double bond at the third carbon from the methyl end.

Correct Answerverifiedomega-3 OR...View AnswerShow 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 an enzyme associated with the blood vessel called ___________ lipase.

Correct AnswerverifiedShow Answer

In which fm are most dietary lipids found?

Correct AnswerverifiedShow Answer

After chylomicrons leave the intestinal cells, they are transpted via what system?

Correct AnswerverifiedShow Answer

Which of the following contains a rich supply of omega-3 fatty acids?

Correct AnswerverifiedShow Answer

To be transpted throughout the body, fats are packaged in structures called

Correct AnswerverifiedShow Answer

Cholesterol is found in all of the following except

Correct AnswerverifiedA

Olive oil contains abundant amounts of which type of fatty acid?

Correct AnswerverifiedShow Answer

The main reason f hydrogenating fats is to

Correct AnswerverifiedShow Answer

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

Correct Answerverifiedemulsifier...View AnswerShow Answer

Hydrogenation produces what kinds of fat?

Correct AnswerverifiedShow Answer

Of the macronutrients, ____________ is/are the most significant dietary fact(s) associated with heart disease.

Correct Answerverifiedfat OR fat...View AnswerShow Answer

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

Correct AnswerverifiedShow Answer

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A

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D

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omega-3 OR...
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A

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emulsifier...
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fat OR fat...
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