Question 1

What are the precursors for synthesis of the eicosanoids?

Accepted Answer

A) Steroids 
B) Short-chain fatty acids 
C) Medium-chain saturated fatty acids 
D) Long-chain polyunsaturated fatty acids 
A) Steroids 
B) Short-chain fatty acids 
C) Medium-chain saturated fatty acids 
D) Long-chain polyunsaturated fatty acids

Question 2

Which of the following is a feature of adipose cell lipoprotein lipase?

Accepted Answer

A) The enzyme's activity is reduced by high-fat diets 
B) The enzyme's activity is increased by signals from epinephrine and glucagon 
C) The enzyme works to promote uptake of circulating triglycerides into storage triglycerides 
D) The enzyme is involved in release of free fatty acids from stored triglyceride into the bloodstream 
A) The enzyme's activity is reduced by high-fat diets 
B) The enzyme's activity is increased by signals from epinephrine and glucagon 
C) The enzyme works to promote uptake of circulating triglycerides into storage triglycerides 
D) The enzyme is involved in release of free fatty acids from stored triglyceride into the bloodstream

Question 3

Your aunt Gladys has a family history of heart disease.She decides to begin eating a bowl of oatmeal every morning to help lower her blood cholesterol.After about a month of following this routine,her cholesterol declined about 5 points.Which of the following is the most likely explanation for this effect?

Accepted Answer

A) Oatmeal is a low-fat food and inhibits the body's synthesis of cholesterol 
B) Oatmeal is high in complex fibers that inhibit cholesterol-synthesizing enzymes 
C) Oatmeal consumed on a regular basis suppresses the craving for high-cholesterol foods 
D) Oatmeal is high in soluble fibers that trap bile,causing the body to use more cholesterol for bile replacement 
A) Oatmeal is a low-fat food and inhibits the body's synthesis of cholesterol 
B) Oatmeal is high in complex fibers that inhibit cholesterol-synthesizing enzymes 
C) Oatmeal consumed on a regular basis suppresses the craving for high-cholesterol foods 
D) Oatmeal is high in soluble fibers that trap bile,causing the body to use more cholesterol for bile replacement

Question 4

Which of the following describes a fatty acid that has one double bond?

Accepted Answer

A) Saturated 
B) Hydrogenated 
C) Monounsaturated 
D) Polyunsaturated 
A) Saturated 
B) Hydrogenated 
C) Monounsaturated 
D) Polyunsaturated

Question 5

Your roommate Jeff wishes to switch from using corn oil to using one that is a good source of omega-3 fats.Which of the following should be recommended?

Accepted Answer

A) Corn oil 
B) Canola oil 
C) Safflower oil 
D) Liquefied lard 
A) Corn oil 
B) Canola oil 
C) Safflower oil 
D) Liquefied lard

Question 6

Which of the following contains the least cholesterol per serving?

Accepted Answer

A) Steamed fish 
B) Steamed corn 
C) Broiled chicken 
D) Very lean grilled steak 
A) Steamed fish 
B) Steamed corn 
C) Broiled chicken 
D) Very lean grilled steak

Question 7

Which of the following characteristics are shared by cholesterol and lecithin?

Accepted Answer

A) Both are sterols 
B) Both are phospholipids 
C) Both are synthesized in the body 
D) Both are essential dietary nutrients 
A) Both are sterols 
B) Both are phospholipids 
C) Both are synthesized in the body 
D) Both are essential dietary nutrients

Question 8

A lacto-ovo vegetarian wishing to ensure a liberal intake of linolenic acid should consume

Accepted Answer

A) eggs and milk. 
B) canola oil and walnuts. 
C) safflower oil margarine. 
D) corn oil and sunflower oil. 
A) eggs and milk. 
B) canola oil and walnuts. 
C) safflower oil margarine. 
D) corn oil and sunflower oil.

Question 9

Which of the following is a factor that determines the hardness of a fat at a given temperature?

Accepted Answer

A) Origin of the fat 
B) Degree of saturation 
C) Number of acid groups 
D) Number of oxygen atoms 
A) Origin of the fat 
B) Degree of saturation 
C) Number of acid groups 
D) Number of oxygen atoms

Question 10

Which of the following is a common dietary saturated fatty acid?

Accepted Answer

A) Oleic acid 
B) Stearic acid 
C) Linolenic acid 
D) Arachidonic acid 
A) Oleic acid 
B) Stearic acid 
C) Linolenic acid 
D) Arachidonic acid

Question 11

What lipoprotein is largest in size?

Accepted Answer

A) Chylomicron 
B) High-density lipoprotein 
C) Low-density lipoprotein 
D) Very-low-density lipoprotein 
A) Chylomicron 
B) High-density lipoprotein 
C) Low-density lipoprotein 
D) Very-low-density lipoprotein

Question 12

Which of the following structural features of fatty acids determines their susceptibility to spoilage by oxygen?

Accepted Answer

A) Chain length 
B) Number of double bonds 
C) Position of first saturated bond 
D) Size of adjacent fatty acids on the triglyceride molecule 
A) Chain length 
B) Number of double bonds 
C) Position of first saturated bond 
D) Size of adjacent fatty acids on the triglyceride molecule

Question 13

Surveys show that U.S.adults' average intake of fat as a percentage of total energy intake is

Accepted Answer

A) 20. 
B) 27. 
C) 34. 
D) 55. 
A) 20. 
B) 27. 
C) 34. 
D) 55.

Question 14

Which of the following sources would yield the softest lipids at room temperature?

Accepted Answer

A) Lard 
B) Beef 
C) Pork 
D) Safflower 
A) Lard 
B) Beef 
C) Pork 
D) Safflower

Question 15

What is the highest blood triglyceride concentration (mg/dL)that falls within the desirable range?

Accepted Answer

A) 99 
B) 149 
C) 199 
D) 299 
A) 99 
B) 149 
C) 199 
D) 299

Question 16

In the process of fat hydrogenation,hydrogen atoms are added to which part of the molecule?

Accepted Answer

A) Oxygen 
B) Carbon 
C) Glycerol 
D) Other hydrogens 
A) Oxygen 
B) Carbon 
C) Glycerol 
D) Other hydrogens

Question 17

Which of the following is an example of enterohepatic circulation?

Accepted Answer

A) Chylomicron conversion to LDLs and HDLs 
B) Recycling of bile from the intestine to the liver 
C) Hormonal control of pancreatic digestive secretions 
D) Liver secretion of eicosanoids that promote absorption of eicosanoid precursors 
A) Chylomicron conversion to LDLs and HDLs 
B) Recycling of bile from the intestine to the liver 
C) Hormonal control of pancreatic digestive secretions 
D) Liver secretion of eicosanoids that promote absorption of eicosanoid precursors

Question 18

Oil that is partially hydrogenated sometimes changes one or more of its double bond configurations from

Accepted Answer

A) cis to trans. 
B) solid to liquid. 
C) covalent to ionic. 
D) saturated to unsaturated. 
A) cis to trans. 
B) solid to liquid. 
C) covalent to ionic. 
D) saturated to unsaturated.

Question 19

Which of the following CANNOT be found in plants?

Accepted Answer

A) Cholesterol 
B) Triglycerides 
C) Essential fatty acids 
D) Nonessential fatty acids 
A) Cholesterol 
B) Triglycerides 
C) Essential fatty acids 
D) Nonessential fatty acids

Question 20

Which of the following is a feature of butter and margarine?

Accepted Answer

A) Butter is a major source of trans fatty acids 
B) Butter contains more saturated fat and cholesterol than margarine does 
C) Margarine contains approximately half as much cholesterol as butter does 
D) Stick margarine contains half as much trans-fatty acids as soft margarine does 
A) Butter is a major source of trans fatty acids 
B) Butter contains more saturated fat and cholesterol than margarine does 
C) Margarine contains approximately half as much cholesterol as butter does 
D) Stick margarine contains half as much trans-fatty acids as soft margarine does

What are the precursors for synthesis of the eicosanoids?

Which of the following is a feature of adipose cell lipoprotein lipase?

Which of the following describes a fatty acid that has one double bond?

Your roommate Jeff wishes to switch from using corn oil to using one that is a good source of omega-3 fats.Which of the following should be recommended?

Which of the following contains the least cholesterol per serving?

Which of the following characteristics are shared by cholesterol and lecithin?

A lacto-ovo vegetarian wishing to ensure a liberal intake of linolenic acid should consume

Which of the following is a factor that determines the hardness of a fat at a given temperature?

Which of the following is a common dietary saturated fatty acid?

What lipoprotein is largest in size?

Which of the following structural features of fatty acids determines their susceptibility to spoilage by oxygen?

Surveys show that U.S.adults' average intake of fat as a percentage of total energy intake is

Which of the following sources would yield the softest lipids at room temperature?

What is the highest blood triglyceride concentration (mg/dL)that falls within the desirable range?

In the process of fat hydrogenation,hydrogen atoms are added to which part of the molecule?

Which of the following is an example of enterohepatic circulation?

Oil that is partially hydrogenated sometimes changes one or more of its double bond configurations from

Which of the following CANNOT be found in plants?

Which of the following is a feature of butter and margarine?

An Overview of Nutrition

Planning a Healthy Diet

Digestion, absorption, and Transport

The Carbohydrates: Sugars, starches, and Fibers

Protein: Amino Acids

Energy Metabolism

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Water-Soluble Vitamins: B Vitamins and Vitamin C

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters

Exam 5: The Lipids: Triglycerides, phospholipids, and Sterols

What are the precursors for synthesis of the eicosanoids?

Which of the following is a feature of adipose cell lipoprotein lipase?

Which of the following describes a fatty acid that has one double bond?

Your roommate Jeff wishes to switch from using corn oil to using one that is a good source of omega-3 fats.Which of the following should be recommended?

Which of the following contains the least cholesterol per serving?

Which of the following characteristics are shared by cholesterol and lecithin?

A lacto-ovo vegetarian wishing to ensure a liberal intake of linolenic acid should consume

Which of the following is a factor that determines the hardness of a fat at a given temperature?

Which of the following is a common dietary saturated fatty acid?

What lipoprotein is largest in size?

Which of the following structural features of fatty acids determines their susceptibility to spoilage by oxygen?

Surveys show that U.S.adults' average intake of fat as a percentage of total energy intake is

Which of the following sources would yield the softest lipids at room temperature?

What is the highest blood triglyceride concentration (mg/dL)that falls within the desirable range?

In the process of fat hydrogenation,hydrogen atoms are added to which part of the molecule?

Which of the following is an example of enterohepatic circulation?

Oil that is partially hydrogenated sometimes changes one or more of its double bond configurations from

Which of the following CANNOT be found in plants?

Which of the following is a feature of butter and margarine?

An Overview of Nutrition

Planning a Healthy Diet

Digestion, absorption, and Transport

The Carbohydrates: Sugars, starches, and Fibers

Protein: Amino Acids

Energy Metabolism

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Water-Soluble Vitamins: B Vitamins and Vitamin C

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters