Question 1

Fatty acids are the preferred energy source for the:

Accepted Answer

A)   brain.
B)   muscles.
C)   heart.
D)   lungs.E) All of the above
F) A) and B)

Question 2

Liquid oils can be changed to a solid fat by a process called:

Accepted Answer

A)   emulsification.
B)   hydrogenation.
C)   homogenization.
D)   oxidation.E) A) and C)
F) None of the above

Question 3

The endogenous supply of cholesterol is synthesized mainly in the:

Accepted Answer

A)   large intestine.
B)   liver.
C)   muscles.
D)   pancreas.E) All of the above
F) A) and D)

Question 4

The lipoprotein that increases the risk of cardiovascular disease is:

Accepted Answer

A)   low-density lipoprotein (LDL) .
B)   high-density lipoprotein (HDL) .
C)   very low-density lipoprotein (VLDL) .
D)   chylomicrons.E) None of the above
F) All of the above

Question 5

The lipoprotein that helps slow the progression of atherosclerosis is:

Accepted Answer

A)   very-low-density lipoprotein (VLDL) .
B)   low-density lipoprotein (LDL) .
C)   chylomicron.
D)   high-density lipoprotein (HDL) .E) None of the above
F) B) and D)

Question 6

A high blood cholesterol level appears to be associated with the development of:

Accepted Answer

A)   chronic kidney disease.
B)   coronary heart disease.
C)   Alzheimer's disease.
D)   Addison's disease.E) B) and C)
F) A) and D)

Question 7

One of the functions of essential fatty acids is to:

Accepted Answer

A)   improve skin integrity.
B)   control lipid digestion.
C)   reduce blood clotting time.
D)   form chylomicrons.E) C) and D)
F) A) and B)

Question 8

The major portion of the chemical digestion of lipids occurs in the:

Accepted Answer

A)   mouth.
B)   stomach.
C)   small intestine.
D)   large intestine.E) A) and C)
F) A) and B)

Question 9

The number of kilocalories (kcalories or kcal)  provided by 35 g of fat is:

Accepted Answer

A)   140.
B)   245.
C)   315.
D)   360.E) All of the above
F) B) and D)

Question 10

The greatest number of kcalories would be provided by eating 30 g of:

Accepted Answer

A)   carbohydrates.
B)   fat.
C)   protein.
D)   micronutrients.E) B) and C)
F) C) and D)

Question 11

A characteristic of saturated fats is that they are:

Accepted Answer

A)   mostly found in animal products.
B)   liquid at room temperature.
C)   composed of many double bonds.
D)   found primarily in vegetable products.E) B) and D)
F) B) and C)

Question 12

When two or more double bonds in a fatty acid remain unfilled, the resulting fatty acid is classified as:

Accepted Answer

A)   monounsaturated.
B)   polyunsaturated.
C)   essential.
D)   saturated.E) A) and B)
F) A) and C)

Question 13

Lipids are carried in the bloodstream in:

Accepted Answer

A)   micelles.
B)   glycolipids.
C)   lecithin.
D)   lipoproteins.E) All of the above
F) A) and B)

Question 14

Most fat replacers are made from:

Accepted Answer

A)   proteins.
B)   carbohydrates.
C)   cholesterol.
D)   monoglycerides.E) All of the above
F) A) and D)

Question 15

A chemical feature that distinguishes a saturated fatty acid from an unsaturated fatty acid is the:

Accepted Answer

A)   arrangement of carbon molecules.
B)   number of oxygen molecules.
C)   food source.
D)   number of double bonds.E) A) and C)
F) None of the above

Question 16

The n-3 fatty acids are of current interest because of their relation to prevention of:

Accepted Answer

A)   liver disease.
B)   respiratory infections.
C)   cardiovascular disease.
D)   urinary tract infections.E) None of the above
F) A) and B)

Question 17

Diets that contain less than 10% of kcalories as fat are not recommended because:

Accepted Answer

A)   intake of carbohydrates would be too high.
B)   this would require excessive use of fat replacers.
C)   the diet would not provide satiety.
D)   intake of essential fatty acids would be too low.E) B) and C)
F) A) and C)

Question 18

The digestive enzyme lecithinase acts in the small intestine to digest:

Accepted Answer

A)   cholesterol.
B)   lipids.
C)   fatty acids.
D)   lecithin.E) A) and B)
F) C) and D)

Question 19

The lipoprotein that carries fat from a meal just consumed to the liver is:

Accepted Answer

A)   very low-density lipoprotein (VLDL) .
B)   low-density lipoprotein (LDL) .
C)   chylomicrons.
D)   high-density lipoprotein (HDL) .E) B) and D)
F) All of the above

Question 20

The chain length of fatty acids that are most water soluble and most easily absorbed into the bloodstream is:

Accepted Answer

A)   very long.
B)   long.
C)   medium.
D)   short.E) A) and B)
F) All of the above

Exam 4: Lipids

Most fat replacers are made from:

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A high blood cholesterol level appears to be associated with the development of:

Correct AnswerverifiedShow Answer

Liquid oils can be changed to a solid fat by a process called:

Correct AnswerverifiedShow Answer

The major portion of the chemical digestion of lipids occurs in the:

Correct AnswerverifiedShow Answer

The n-3 fatty acids are of current interest because of their relation to prevention of:

Correct AnswerverifiedShow Answer

The endogenous supply of cholesterol is synthesized mainly in the:

Correct AnswerverifiedShow Answer

Lipids are carried in the bloodstream in:

Correct AnswerverifiedShow Answer

The greatest number of kcalories would be provided by eating 30 g of:

Correct AnswerverifiedShow Answer

The number of kilocalories (kcalories or kcal) provided by 35 g of fat is:

Correct AnswerverifiedShow Answer

The lipoprotein that carries fat from a meal just consumed to the liver is:

Correct AnswerverifiedShow Answer

A characteristic of saturated fats is that they are:

Correct AnswerverifiedShow Answer

The chain length of fatty acids that are most water soluble and most easily absorbed into the bloodstream is:

Correct AnswerverifiedShow Answer

When two or more double bonds in a fatty acid remain unfilled, the resulting fatty acid is classified as:

Correct AnswerverifiedShow Answer

One of the functions of essential fatty acids is to:

Correct AnswerverifiedShow Answer

The lipoprotein that increases the risk of cardiovascular disease is:

Correct AnswerverifiedShow Answer

Diets that contain less than 10% of kcalories as fat are not recommended because:

Correct AnswerverifiedShow Answer

Fatty acids are the preferred energy source for the:

Correct AnswerverifiedShow Answer

The lipoprotein that helps slow the progression of atherosclerosis is:

Correct AnswerverifiedShow Answer

A chemical feature that distinguishes a saturated fatty acid from an unsaturated fatty acid is the:

Correct AnswerverifiedShow Answer

The digestive enzyme lecithinase acts in the small intestine to digest:

Correct AnswerverifiedShow Answer

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