Question 1

The density of lipoproteins is determined by the relative amounts of

Accepted Answer

A)  long-chain and short-chain fatty acids. 
B)  phospholipids and triglycerides. 
C)  triglycerides and cholesterol. 
D)  lipids and proteins. 
A)  long-chain and short-chain fatty acids. 
B)  phospholipids and triglycerides. 
C)  triglycerides and cholesterol. 
D)  lipids and proteins. D

Question 2

What hormone instructs the gallbladder to release bile into the duodenum?

Accepted Answer

A)  Gastrin 
B)  Cholecystokinin 
C)  Secretin 
D)  Bile-releasing hormone 
A)  Gastrin 
B)  Cholecystokinin 
C)  Secretin 
D)  Bile-releasing hormone B

Question 3

The most abundant sterol in the body is cholesterol.

Accepted Answer

A) True 
 B)False  True

Question 4

Lipoproteins all have similar structures. The outer surface of all lipoproteins consists of phospholipids, cholesterol, and at least one special protein called

Accepted Answer

A)  an apolipoprotein. 
B)  a lipid transport protein. 
C)  a lipo-protein. 
D)  an activating protein. 
A)  an apolipoprotein. 
B)  a lipid transport protein. 
C)  a lipo-protein. 
D)  an activating protein.

Question 5

A fatty acid with the name: cis9, cis12, cis15-18:3 has

Accepted Answer

A)  18 carbons and 3 cis double bonds. 
B)  18 carbons and 9 cis double bonds between carbons 15 and 18. 
C)  15 carbons and 3 cis double bonds. 
D)  Cis double bonds at every third carbon. 
A)  18 carbons and 3 cis double bonds. 
B)  18 carbons and 9 cis double bonds between carbons 15 and 18. 
C)  15 carbons and 3 cis double bonds. 
D)  Cis double bonds at every third carbon.

Question 6

In addition to promoting glucose uptake into cells, insulin

Accepted Answer

A)  promotes triglyceride storage during times of energy excess. 
B)  promotes lipolysis. 
C)  promotes β-oxidation. 
D)  promotes ketogenesis. 
A)  promotes triglyceride storage during times of energy excess. 
B)  promotes lipolysis. 
C)  promotes β-oxidation. 
D)  promotes ketogenesis.

Question 7

The 2010 Dietary Guidelines for Americans and the American Heart Association both recommended that adults consume less than _____ mg of cholesterol each day.

Accepted Answer

A)  100 
B)  200 
C)  300 
D)  500 
A)  100 
B)  200 
C)  300 
D)  500

Question 8

Short-chain fatty acids are usually liquid at room temperature while long-chain fatty acids are usually solid at room temperature. The explanation for this difference is that

Accepted Answer

A)  chain length affects the temperature at which a fatty acid melts. 
B)  chain length affects water solubility. 
C)  chain length is modified by room temperature. 
D)  short-chain fatty acids generally have more double bonds than long-chain fatty acids. 
A)  chain length affects the temperature at which a fatty acid melts. 
B)  chain length affects water solubility. 
C)  chain length is modified by room temperature. 
D)  short-chain fatty acids generally have more double bonds than long-chain fatty acids.

Question 9

The organization of hydrogen atoms around the double bond is called _____ when they are on the same side as the double bond, and _____ when they are on opposite sides of the double bond.

Accepted Answer

A)  same, opposite 
B)  cis, trans 
C)  trans, cis 
D)  sister, brother 
A)  same, opposite 
B)  cis, trans 
C)  trans, cis 
D)  sister, brother

Question 10

Eicosanoids are hormone-like compounds produced from

Accepted Answer

A)  saturated fatty acids. 
B)  the essential fatty acids. 
C)  omega-3 fatty acids. 
D)  omega-6 fatty acids. 
A)  saturated fatty acids. 
B)  the essential fatty acids. 
C)  omega-3 fatty acids. 
D)  omega-6 fatty acids.

Question 11

Cells take up LDL particles

Accepted Answer

A)  using lipoprotein lipase. 
B)  using the LDL receptor. 
C)  by simple diffusion. 
D)  using the insulin receptor. 
A)  using lipoprotein lipase. 
B)  using the LDL receptor. 
C)  by simple diffusion. 
D)  using the insulin receptor.

Question 12

Triglycerides and phospholipids are structurally similar.

Accepted Answer

A) True 
 B)False

Question 13

Good food sources of both essential fatty acids are

Accepted Answer

A)  meats. 
B)  eggs. 
C)  vegetable oils. 
D)  milk products. 
A)  meats. 
B)  eggs. 
C)  vegetable oils. 
D)  milk products.

Question 14

The most abundant lipids in the human body are

Accepted Answer

A)  fatty acids. 
B)  triglycerides. 
C)  cholesterol molecules. 
D)  phospholipids. 
A)  fatty acids. 
B)  triglycerides. 
C)  cholesterol molecules. 
D)  phospholipids.

Question 15

Dietary recommendations for reducing cardiovascular disease risk include lowering saturated and trans fatty acid intake to as minimal an amount as possible.

Accepted Answer

A) True 
 B)False

Question 16

The removal of fatty acids from the glycerol backbone is called

Accepted Answer

A)  lipolysis. 
B)  lipogenesis. 
C)  β-oxidation. 
D)  fatty acid removal. 
A)  lipolysis. 
B)  lipogenesis. 
C)  β-oxidation. 
D)  fatty acid removal.

Question 17

Concerns about the health effects of trans fatty acid consumption have led to

Accepted Answer

A)  the requirement for trans fat content to be listed on the Nutrition Facts panel of packaged foods. 
B)  a ban on partial hydrogenation in the food industry. 
C)  recalls of many trans fatty acid-containing foods such as crackers. 
D)  no changes in the food or health care industries. 
A)  the requirement for trans fat content to be listed on the Nutrition Facts panel of packaged foods. 
B)  a ban on partial hydrogenation in the food industry. 
C)  recalls of many trans fatty acid-containing foods such as crackers. 
D)  no changes in the food or health care industries.

Question 18

One advantage of storing excess energy as triglycerides as compared to storing it as glycogen is that

Accepted Answer

A)  triglycerides are stored with water, creating the perfect environment for chemical reactions to release energy. 
B)  one gram of triglycerides contains over twice the amount of energy as one gram of carbohydrate. 
C)  one gram of triglycerides contains over twice the amount of energy as one gram of protein. 
D)  triglyceride storage in the liver makes energy readily available for this highly active organ. 
A)  triglycerides are stored with water, creating the perfect environment for chemical reactions to release energy. 
B)  one gram of triglycerides contains over twice the amount of energy as one gram of carbohydrate. 
C)  one gram of triglycerides contains over twice the amount of energy as one gram of protein. 
D)  triglyceride storage in the liver makes energy readily available for this highly active organ.

Question 19

Adipose tissue plays an important insulating role in the body. People with minimal adipose tissue

Accepted Answer

A)  have difficulty regulating body temperature and therefore have difficulty staying warm. 
B)  do not benefit from the cooling effects of adipose tissue. 
C)  cannot mount any physiological responses to compensate for their lack of adipose tissue. 
D)  rely on natural day-to-day fluctuations in the amount of adipose tissue to provide insulation. 
A)  have difficulty regulating body temperature and therefore have difficulty staying warm. 
B)  do not benefit from the cooling effects of adipose tissue. 
C)  cannot mount any physiological responses to compensate for their lack of adipose tissue. 
D)  rely on natural day-to-day fluctuations in the amount of adipose tissue to provide insulation.

Question 20

High intakes of saturated fatty acids, trans fatty acids, and _____ are associated with increased risk of cardiovascular disease in certain people.

Accepted Answer

A)  monounsaturated fatty acids 
B)  cholesterol 
C)  phytosterols 
D)  lecithin 
A)  monounsaturated fatty acids 
B)  cholesterol 
C)  phytosterols 
D)  lecithin

The density of lipoproteins is determined by the relative amounts of

What hormone instructs the gallbladder to release bile into the duodenum?

The most abundant sterol in the body is cholesterol.

Lipoproteins all have similar structures. The outer surface of all lipoproteins consists of phospholipids, cholesterol, and at least one special protein called

A fatty acid with the name: cis9, cis12, cis15-18:3 has

In addition to promoting glucose uptake into cells, insulin

The 2010 Dietary Guidelines for Americans and the American Heart Association both recommended that adults consume less than _____ mg of cholesterol each day.

Short-chain fatty acids are usually liquid at room temperature while long-chain fatty acids are usually solid at room temperature. The explanation for this difference is that

The organization of hydrogen atoms around the double bond is called _ when they are on the same side as the double bond, and _ when they are on opposite sides of the double bond.

Eicosanoids are hormone-like compounds produced from

Cells take up LDL particles

Triglycerides and phospholipids are structurally similar.

Good food sources of both essential fatty acids are

The most abundant lipids in the human body are

Dietary recommendations for reducing cardiovascular disease risk include lowering saturated and trans fatty acid intake to as minimal an amount as possible.

The removal of fatty acids from the glycerol backbone is called

Concerns about the health effects of trans fatty acid consumption have led to

One advantage of storing excess energy as triglycerides as compared to storing it as glycogen is that

Adipose tissue plays an important insulating role in the body. People with minimal adipose tissue

High intakes of saturated fatty acids, trans fatty acids, and _____ are associated with increased risk of cardiovascular disease in certain people.

Why Does Nutrition Matter

Choosing Foods Wisely

Body Basics

Carbohydrates

Protein

The Vitamins

Water and the Minerals

Energy Balance and Body Weight Regulation

Life Cycle Nutrition

Nutrition and Physical Activity

Disordered Eating

Alcohol, Health, and Disease

Keeping Food Safe

Food Security, Hunger, and Malnutrition

Filters

Exam 6: Lipids

The density of lipoproteins is determined by the relative amounts of

What hormone instructs the gallbladder to release bile into the duodenum?

The most abundant sterol in the body is cholesterol.

Lipoproteins all have similar structures. The outer surface of all lipoproteins consists of phospholipids, cholesterol, and at least one special protein called

A fatty acid with the name: cis9, cis12, cis15-18:3 has

In addition to promoting glucose uptake into cells, insulin

The 2010 Dietary Guidelines for Americans and the American Heart Association both recommended that adults consume less than _____ mg of cholesterol each day.

Short-chain fatty acids are usually liquid at room temperature while long-chain fatty acids are usually solid at room temperature. The explanation for this difference is that

The organization of hydrogen atoms around the double bond is called _____ when they are on the same side as the double bond, and _____ when they are on opposite sides of the double bond.

Eicosanoids are hormone-like compounds produced from

Cells take up LDL particles

Triglycerides and phospholipids are structurally similar.

Good food sources of both essential fatty acids are

The most abundant lipids in the human body are

Dietary recommendations for reducing cardiovascular disease risk include lowering saturated and trans fatty acid intake to as minimal an amount as possible.

The removal of fatty acids from the glycerol backbone is called

Concerns about the health effects of trans fatty acid consumption have led to

One advantage of storing excess energy as triglycerides as compared to storing it as glycogen is that

Adipose tissue plays an important insulating role in the body. People with minimal adipose tissue

High intakes of saturated fatty acids, trans fatty acids, and _____ are associated with increased risk of cardiovascular disease in certain people.

Why Does Nutrition Matter

Choosing Foods Wisely

Body Basics

Carbohydrates

Protein

The Vitamins

Water and the Minerals

Energy Balance and Body Weight Regulation

Life Cycle Nutrition

Nutrition and Physical Activity

Disordered Eating

Alcohol, Health, and Disease

Keeping Food Safe

Food Security, Hunger, and Malnutrition

Filters

The organization of hydrogen atoms around the double bond is called _ when they are on the same side as the double bond, and _ when they are on opposite sides of the double bond.