Question 1

Which of the following is an essential fatty acid?

Accepted Answer

A)   Oleic
B)   Linoleic
C)   Palmitic
D)   StearicE) A) and D)
F) B) and C)

Question 2

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 D)
F) None of the above

Question 3

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

Question 4

The omega-6 parent fat, linoleic acid, is converted by the body into the long-chain fatty acid,

Accepted Answer

A)   arachidonic acid.
B)   oleic acid.
C)   palmitic acid.
D)   linolenic acid.E) B) and D)
F) None of the above

Question 5

Immediately after a meal, newly absorbed dietary fats appear in the blood as

Accepted Answer

A)   high density lipoproteins.
B)   low density lipoproteins.
C)   chylomicrons.
D)   cholesterol.E) B) and C)
F) A) and C)

Question 6

Cardiovascular disease risk factors include all of the following except

Accepted Answer

A)   total blood cholesterol >200 mg/dl.
B)   hypertension.
C)   HDL cholesterol > 40 mg/dl.
D)   blood triglycerides > 200 mg/dl.E) All of the above
F) B) and C)

Question 7

The body stores excess protein as

Accepted Answer

A)   muscle.
B)   glucose.
C)   triglycerides.
D)   amino acids.E) None of the above
F) All of the above

Question 8

Which of the following would be a good source of polyunsaturated fatty acids?

Accepted Answer

A)   Beef
B)   Chicken
C)   Olive oil
D)   Safflower oilE) A) and B)
F) B) and D)

Question 9

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

Accepted Answer

A)   emulsification
B)   dehydrogenation
C)   saponification
D)   hydrogenationE) C) and D)
F) A) and B)

Question 10

Lipoproteins contain all of the following components except

Accepted Answer

A)   protein.
B)   cholesterol.
C)   carbohydrate.
D)   phospholipid.E) B) and C)
F) A) and D)

Question 11

The American Heart Association recommends that we should consume no more than _______________ milligrams of cholesterol per day.

Accepted Answer

A)   100
B)   200
C)   300
D)   400E) B) and D)
F) B) and C)

Question 12

An omega-9 fatty acid has its first double bond starting at the ninth carbon from the ____________ .

Accepted Answer

A)   acid group.
B)   alpha end.
C)   glycerol.
D)   methyl end.E) A) and B)
F) A) and C)

Question 13

Phospholipids are the main components of ________________________________________.

Accepted Answer

A)   lipoproteins.
B)   cell membranes.
C)   plaque.
D)   adipose cells.E) None of the above
F) All of the above

Question 14

A desirable total serum cholesterol level is less than ____ milligrams per deciliter.

Accepted Answer

A)   100
B)   200
C)   300
D)   400E) B) and D)
F) A) and D)

Question 15

Which of the following is not a rich source of polyunsaturated fatty acids?

Accepted Answer

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

Question 16

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

Accepted Answer

A)   Broccoli
B)   Sirloin
C)   Salmon
D)   Chicken breastE) B) and C)
F) A) and D)

Question 17

A meal providing 1,200 kilocalories contains 13 grams of saturated fat, 10 grams of monounsaturated fat, and 27 grams of polyunsaturated fat. This meal provides ______% of total kcal as fat.

Accepted Answer

A)   16.7
B)   30
C)   37.5
D)   50E) B) and C)
F) None of the above

Question 18

All of the following are characteristic of cholesterol except

Accepted Answer

A)   it is used for making estrogen and testosterone.
B)   it is converted to bile.
C)   it is incorporated into cell membranes.
D)   it is an essential nutrient.E) B) and D)
F) C) and D)

Question 19

Most fats in foods and the body 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) C) and D)
F) B) and C)

Question 20

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) B) and C)
F) None of the above

Exam 5: Lipids

Hydrogenation produces what kinds of fat?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Immediately after a meal, newly absorbed dietary fats appear in the blood as

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 an enzyme associated with the blood vessel called ___________ lipase.

Correct AnswerverifiedShow Answer

Which of the following would be a good source of polyunsaturated fatty acids?

Correct AnswerverifiedShow Answer

Lipoproteins contain all of the following components except

Correct AnswerverifiedShow Answer

Which of the following is not a rich source of polyunsaturated fatty acids?

Correct AnswerverifiedShow Answer

Cardiovascular disease risk factors include all of the following except

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The American Heart Association recommends that we should consume no more than _______________ milligrams of cholesterol per day.

Correct AnswerverifiedShow Answer

Phospholipids are the main components of ________________________________________.

Correct AnswerverifiedShow Answer

The omega-6 parent fat, linoleic acid, is converted by the body into the long-chain fatty acid,

Correct AnswerverifiedShow Answer

A meal providing 1,200 kilocalories contains 13 grams of saturated fat, 10 grams of monounsaturated fat, and 27 grams of polyunsaturated fat. This meal provides ______% of total kcal as fat.

Correct AnswerverifiedShow Answer

A desirable total serum cholesterol level is less than ____ milligrams per deciliter.

Correct AnswerverifiedShow Answer

Most fats in foods and the body are composed of

Correct AnswerverifiedShow Answer

Which of the following is an essential fatty acid?

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All of the following are characteristic of cholesterol except

Correct AnswerverifiedShow Answer

An omega-9 fatty acid has its first double bond starting at the ninth carbon from the ____________ .

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The body stores excess protein as

Correct AnswerverifiedShow Answer

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