Question 1

Chylocmicrons are formed in the:

Accepted Answer

A) intestine. 
B) liver. 
C) lymph. 
D) blood. 
A) intestine. 
B) liver. 
C) lymph. 
D) blood. A

Question 2

Phospholipids consist of glycerol with __________ attached.

Accepted Answer

A) three fatty acids 
B) three amino acids 
C) two fatty acids and a phosphate group 
D) two fatty acids and lecithin 
A) three fatty acids 
B) three amino acids 
C) two fatty acids and a phosphate group 
D) two fatty acids and lecithin C

Question 3

An injury to an artery wall leading to inflammation could be caused by:

Accepted Answer

A) high blood glucose. 
B) infectious microorganisms. 
C) free radicals formed during cigarette smoking. 
D) All of these choices are correct. 
A) high blood glucose. 
B) infectious microorganisms. 
C) free radicals formed during cigarette smoking. 
D) All of these choices are correct. D

Question 4

Which of the following foods is most likely to contain significant amounts of trans fats?

Accepted Answer

A) Fish 
B) Commercially made crackers and cookies 
C) Salad dressings 
D) Avocado 
A) Fish 
B) Commercially made crackers and cookies 
C) Salad dressings 
D) Avocado

Question 5

Discuss the relationship between the amount of fat in the diet and the incidence of obesity.

Accepted Answer

Fat contains twice as many kcalories as

Question 6

An omega-6 fatty acid is an example of a(n):

Accepted Answer

A) saturated fatty acid. 
B) trans fatty acid formed by hydrogenation. 
C) unsaturated fatty acid. 
D) a fatty acid found in tropical oils. 
A) saturated fatty acid. 
B) trans fatty acid formed by hydrogenation. 
C) unsaturated fatty acid. 
D) a fatty acid found in tropical oils.

Question 7

What initially causes an atherosclerotic plaque to begin developing?

Accepted Answer

A) An essential fatty acid deficiency. 
B) Low blood pressure. 
C) An injury to the artery wall. 
D) All of these choices are correct. 
A) An essential fatty acid deficiency. 
B) Low blood pressure. 
C) An injury to the artery wall. 
D) All of these choices are correct.

Question 8

When needed for a source of energy,fatty acids are broken down into:

Accepted Answer

A) pyruvate. 
B) acetyl CoA. 
C) glucose. 
D) chylomicrons. 
A) pyruvate. 
B) acetyl CoA. 
C) glucose. 
D) chylomicrons.

Question 9

Current recommendations regarding fat intake suggest a healthy diet should:

Accepted Answer

A) contain at least 20% of total kcals from saturated fats. 
B) provide 20 to 35% of total calories (kcal)from fat. 
C) limit the intake of foods high in monounsaturated fatty acids. 
D) All of these are healthy recommendations regarding fat intake. 
A) contain at least 20% of total kcals from saturated fats. 
B) provide 20 to 35% of total calories (kcal)from fat. 
C) limit the intake of foods high in monounsaturated fatty acids. 
D) All of these are healthy recommendations regarding fat intake.

Question 10

Foods consisting mostly of fatty acids with only single bonds tend to be:

Accepted Answer

A) solid at room temperature. 
B) soluble in water. 
C) liquid at room temperature. 
D) less stable than fatty acids with double bonds. 
A) solid at room temperature. 
B) soluble in water. 
C) liquid at room temperature. 
D) less stable than fatty acids with double bonds.

Question 11

Which of the following organs is able to manufacture cholesterol?

Accepted Answer

A) Liver. 
B) Pancreas. 
C) Gallbladder. 
D) All of these organs manufacture cholesterol. 
A) Liver. 
B) Pancreas. 
C) Gallbladder. 
D) All of these organs manufacture cholesterol.

Question 12

Trans fatty acids are most abundant in foods that contain:

Accepted Answer

A) animal products. 
B) tropical oils. 
C) partially hydrogenated oils. 
D) omega-3 and omega-6 fatty acids. 
A) animal products. 
B) tropical oils. 
C) partially hydrogenated oils. 
D) omega-3 and omega-6 fatty acids.

Question 13

The end of a fatty acid chain containing a methyl group is also referred to as the __________ end.

Accepted Answer

A) omega 
B) alpha 
C) delta 
D) acid 
A) omega 
B) alpha 
C) delta 
D) acid

Question 14

__________ can help fat and water mix by breaking large fat globules into smaller ones.

Accepted Answer

A) Bile 
B) Pancreatic lipase 
C) Eicosanoids 
D) Cholesterol 
A) Bile 
B) Pancreatic lipase 
C) Eicosanoids 
D) Cholesterol

Question 15

Which of the following is a good source of essential fatty acids?

Accepted Answer

A) Walnuts 
B) Coconut oil 
C) Beef 
D) Milk 
A) Walnuts 
B) Coconut oil 
C) Beef 
D) Milk

Question 16

Explain why lipoproteins are necessary for lipid transport.

Accepted Answer

Lipids are not water soluble.Lipoprotein

Question 17

Fatty acids are categorized based on the carbon chain length as well as:

Accepted Answer

A) the number of sulfur-containing groups. 
B) their solubility in water. 
C) the types and locations of bonds between the carbons. 
D) the number of acid groups in the fatty acid chain. 
A) the number of sulfur-containing groups. 
B) their solubility in water. 
C) the types and locations of bonds between the carbons. 
D) the number of acid groups in the fatty acid chain.

Question 18

__________ fatty acids are not synthesized by the body.

Accepted Answer

A) Nonessential 
B) Saturated 
C) Short chain 
D) Essential 
A) Nonessential 
B) Saturated 
C) Short chain 
D) Essential

Question 19

If you were to analyze the composition of adipose tissue,you would likely find an abundance of:

Accepted Answer

A) micelles. 
B) triglycerides. 
C) eicosanoids. 
D) cholesterol. 
A) micelles. 
B) triglycerides. 
C) eicosanoids. 
D) cholesterol.

Question 20

A fatty acid with only single bonds between carbon atoms is called a(n)________ fatty acid.

Accepted Answer

A) saturated 
B) unsaturated 
C) hydrophobic 
D) hydrophilic 
A) saturated 
B) unsaturated 
C) hydrophobic 
D) hydrophilic

Exam 5: Lipids: Triglycerides, phospholipids, and Cholesterol

Chylocmicrons are formed in the:

Phospholipids consist of glycerol with __________ attached.

An injury to an artery wall leading to inflammation could be caused by:

Which of the following foods is most likely to contain significant amounts of trans fats?

Discuss the relationship between the amount of fat in the diet and the incidence of obesity.

An omega-6 fatty acid is an example of a(n):

What initially causes an atherosclerotic plaque to begin developing?

When needed for a source of energy,fatty acids are broken down into:

Current recommendations regarding fat intake suggest a healthy diet should:

Foods consisting mostly of fatty acids with only single bonds tend to be:

Which of the following organs is able to manufacture cholesterol?

Trans fatty acids are most abundant in foods that contain:

The end of a fatty acid chain containing a methyl group is also referred to as the __________ end.

__________ can help fat and water mix by breaking large fat globules into smaller ones.

Which of the following is a good source of essential fatty acids?

Explain why lipoproteins are necessary for lipid transport.

Fatty acids are categorized based on the carbon chain length as well as:

__________ fatty acids are not synthesized by the body.

If you were to analyze the composition of adipose tissue,you would likely find an abundance of:

A fatty acid with only single bonds between carbon atoms is called a(n)________ fatty acid.

Nutrition: Food for Health

Nutrition Guidelines: Applying the Science of Nutrition

Digestion, absorption, and Metabolism

Carbohydrates: Sugars, starches, and Fiber

Proteins and Amino Acids

Energy Balance and Weight Management

The Water-Soluble Vitamins

The Fat-Soluble Vitamins

Water and the Electrolytes

Major Minerals and Bone Health

The Trace Minerals

Nutrition and Physical Activity

Nutrition During Pregnancy and Lactation

Nutrition From Infancy to Adolescence

Nutrition and Aging: the Adult Years

Food Safety

World Hunger and Malnutrition

Focus On Alcohol

Focus On Eating Disorders

Focus On Phytochemicals

Focus on Nonvitamin/Nonmineral Supplements

Focus on Biotechnology

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