Question 1

Which of the following is the richest source of saturated fatty acids?

Accepted Answer

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

Question 2

Match each of the following terms with its description.
-Trans 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 I)
L) H) and J)

Question 3

Which of the following foods is cholesterol free?

Accepted Answer

A)   Corn oil
B)   Cheddar cheese
C)   Sirloin steak
D)   ButterE) A) and B)
F) B) and D)

Question 4

Lipoproteins are composed of

Accepted Answer

A)   triglycerides, cholesterol, phospholipids, and proteins.
B)   monoglycerides, glycerol, and free fatty acids.
C)   monosaccharides, disaccharides, and polysaccharides.
D)   lipases, bile acids, and bicarbonate.E) A) and B)
F) B) and C)

Question 5

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) All of the above
F) None of the above

Question 6

Which of the following oils contains the most polyunsaturated fatty acids?

Accepted Answer

A)   Canola oil
B)   Olive oil
C)   Palm oil
D)   Safflower oilE) None of the above
F) B) and C)

Question 7

A(n)  ________ fatty acid is a polyunsaturated fatty acid that has a double bond at the third carbon from the methyl end.

Accepted Answer

A)   saturated
B)   omega-3
C)   omega-6
D)   tri-methylE) All of the above
F) A) and D)

Question 8

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)   very-low-density lipoproteins.E) C) and D)
F) B) and C)

Question 9

Diets high in trans fatty acids tend to ________ the level of LDL in the blood.

Accepted Answer

A)   decrease
B)   increaseC) A) and B)
D) undefined

Question 10

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

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

Question 11

Palmitic acid is a 16-carbon, saturated fatty acid. Based on its chain length, palmitic acid is a

Accepted Answer

A)   short-chain fatty acid.
B)   medium-chain fatty acid.
C)   long-chain fatty acid.D) A) and B)
E) A) and C)

Question 12

A(n)  ________ is made up of a glycerol backbone attached to three fatty acids.

Accepted Answer

A)   lipoprotein
B)   chylomicron
C)   eicosanoid
D)   triglycerideE) A) and D)
F) C) and D)

Question 13

One of the richest plant sources of omega-3 fatty acids is

Accepted Answer

A)   cranberries.
B)   walnuts.
C)   tomatoes.
D)   peanut butter.E) None of the above
F) All of the above

Question 14

A diglyceride consists of

Accepted Answer

A)   two glycerols and one fatty acid.
B)   two glucoses and one fatty acid.
C)   one glucose and two fatty acids.
D)   one glycerol and two fatty acids.E) None of the above
F) B) and D)

Question 15

If a fat contains mostly saturated fatty acids, it is likely to be ________ at room temperature.

Accepted Answer

A)   liquid
B)   solidC) A) and B)
D) undefined

Question 16

"Hidden" fat includes

Accepted Answer

A)   butter.
B)   fat in crackers and other grain products.
C)   fat around the edges of meats.
D)   mayonnaise in potato salad.E) A) and D)
F) A) and C)

Question 17

Cardiovascular disease risk factors include all of the following except

Accepted Answer

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

Question 18

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 B)

Question 19

Which of the following is the highest source of polyunsaturated fatty acids?

Accepted Answer

A)   Beef
B)   Butter
C)   Olive oil
D)   Soybean oilE) B) and C)
F) None of the above

Question 20

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

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 I)
L) C) and E)

Exam 5: Lipids

Which of the following is the highest source of polyunsaturated fatty acids?

Correct AnswerverifiedShow Answer

Diets high in trans fatty acids tend to ________ the level of LDL in the blood.

Correct AnswerverifiedShow Answer

A diglyceride consists of

Correct AnswerverifiedShow Answer

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

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 foods is cholesterol free?

Correct AnswerverifiedShow Answer

Palmitic acid is a 16-carbon, saturated fatty acid. Based on its chain length, palmitic acid is a

Correct AnswerverifiedShow Answer

Cardiovascular disease risk factors include all of the following except

Correct AnswerverifiedShow Answer

Which of the following oils contains the most polyunsaturated fatty acids?

Correct AnswerverifiedShow Answer

If a fat contains mostly saturated fatty acids, it is likely to be ________ at room temperature.

Correct AnswerverifiedShow Answer

One of the richest plant sources of omega-3 fatty acids is

Correct AnswerverifiedShow Answer

Which of the following is the richest source of saturated fatty acids?

Correct AnswerverifiedShow Answer

"Hidden" fat includes

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Lipoproteins are composed of

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

A(n) ________ is made up of a glycerol backbone attached to three fatty acids.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

A(n) ________ fatty acid is a polyunsaturated fatty acid that has a double bond at the third carbon from the methyl end.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified