Question 1

Monoglycerides and long-chain fatty acids are emulsified by bile, forming spherical complexes known as ____________________.

Accepted Answer

The answer of Monoglycerides and long-chain fatty acids are emulsified...

Question 2

Lipids differ in their degree of saturation or unsaturation due to their number of ____.

Accepted Answer

A)  amino acids
B)  double bonds
C)  saccharide units
D)  peptide linkages
E)  oxygen atomsF) A) and E)
G) B) and C)

Question 3

MATCHING
-Oil that is characteristic of the Mediterranean diet

Accepted Answer

A)  Liver
B)  Olestra
C)  Micelle
D)  Aspirin
E)  LecithinF) Corn oilG) Olive oilH) SardinesI) PancreasJ) Canola oilK) Oleic acidL) Stearic acidM) CholesterolN) Potato chipsO) Tropical oilsP) ChylomicronQ) Linolenic acidR) CholecystokininS) High-density lipoproteinT) Very-low density lipoproteinU) G) and K)
V) B) and I)

Question 4

How much energy does one gram of fat provide?

Accepted Answer

A)  3 kcal
B)  5 kcal
C)  7 kcal
D)  9 kcal
E)  11 kcalF) A) and D)
G) B) and D)

Question 5

Which statement best describes the nutritional value of eggs?

Accepted Answer

A)  Eggs are high in both cholesterol and saturated fat.
B)  High omega-3 fat eggs are now available by prescription only.
C)  Although it is high in cholesterol, the egg is low in saturated fat.
D)  Even in people with a healthy lipid profile, consumption of one egg/day is detrimental.
E)  Egg substitutes often have higher levels of cholesterol than do eggs.F) A) and B)
G) B) and E)

Question 6

A major feature of the Mediterranean diet is liberal intake of ____.

Accepted Answer

A)  eggs
B)  olive oil
C)  lean meat
D)  fortified butter
E)  cheeseF) C) and D)
G) A) and E)

Question 7

Which item is a chief source of short-chain and medium-chain fatty acids?

Accepted Answer

A)  Fish
B)  Eggs
C)  Dairy
D)  Soybeans
E)  FruitF) B) and C)
G) B) and E)

Question 8

What is the chemical composition of fats?

Accepted Answer

A)  Hexose polymers
B)  Glycogen granules
C)  Fatty acids and glycerol
D)  Combinations of long-chain fatty acids
E)  Esters of carbon and hydrogenF) D) and E)
G) A) and B)

Question 9

Which lipid is an essential nutrient?

Accepted Answer

A)  Lecithin
B)  Cholesterol
C)  Stearic acid
D)  Linoleic acid
E)  AdipokineF) A) and C)
G) D) and E)

Question 10

A person who regularly consumes fish such as shark, king mackerel, and swordfish is at risk for ingesting potentially toxic amounts of ____.

Accepted Answer

A)  EPA
B)  DHA
C)  mercury
D)  cadmium
E)  dioxinsF) A) and B)
G) All of the above

Question 11

How is soluble fiber in the diet thought to help lower blood cholesterol level?

Accepted Answer

A)  It denatures cholesterol in the stomach.
B)  It hydrolyzes cholesterol in the intestinal tract.
C)  It traps cholesterol in the intestinal tract and thus inhibits its absorption.
D)  It enhances excretion of bile leading to increased cholesterol turnover.
E)  It binds to the fats and denatures them.F) C) and D)
G) A) and C)

Question 12

Approximately what percentage of the body's energy needs at rest is supplied by fat?

Accepted Answer

A)  5
B)  25
C)  40
D)  60
E)  75F) All of the above
G) A) and E)

Question 13

MATCHING
-A good source of monounsaturated fats

Accepted Answer

A)  Liver
B)  Olestra
C)  Micelle
D)  Aspirin
E)  LecithinF) Corn oilG) Olive oilH) SardinesI) PancreasJ) Canola oilK) Oleic acidL) Stearic acidM) CholesterolN) Potato chipsO) Tropical oilsP) ChylomicronQ) Linolenic acidR) CholecystokininS) High-density lipoproteinT) Very-low density lipoproteinU) A) and Q)
V) I) and N)

Question 14

Which statement describes a feature of trans-fatty acids?

Accepted Answer

A)  In nature, most double bonds are trans.
B)  Hydrogenation converts trans-fatty acids to cis-fatty acids.
C)  The conversion of cis-fatty acids to trans-fatty acids is inhibited by the presence of antioxidants.
D)  In the body, trans-fatty acids are metabolized more like saturated fats than like unsaturated fats.
E)  The hydrogen atoms are located on the same side of a double bond.F) C) and D)
G) A) and E)

Question 15

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

Accepted Answer

A)  14%
B)  24%
C)  34%
D)  44%
E)  54%F) A) and B)
G) D) and E)

Question 16

About how much cholesterol is synthesized by the liver every day?

Accepted Answer

A)  100 to 300 mg
B)  300 to 500 mg
C)  500 to 800 mg
D)  800 to 1500 mg
E)  1500 to 2500 mgF) All of the above
G) None of the above

Question 17

MATCHING
-Major source of lipase

Accepted Answer

A)  Liver
B)  Olestra
C)  Micelle
D)  Aspirin
E)  LecithinF) Corn oilG) Olive oilH) SardinesI) PancreasJ) Canola oilK) Oleic acidL) Stearic acidM) CholesterolN) Potato chipsO) Tropical oilsP) ChylomicronQ) Linolenic acidR) CholecystokininS) High-density lipoproteinT) Very-low density lipoproteinU) L) and T)
V) K) and O)

Question 18

MATCHING
-Source of bile

Accepted Answer

A)  Liver
B)  Olestra
C)  Micelle
D)  Aspirin
E)  LecithinF) Corn oilG) Olive oilH) SardinesI) PancreasJ) Canola oilK) Oleic acidL) Stearic acidM) CholesterolN) Potato chipsO) Tropical oilsP) ChylomicronQ) Linolenic acidR) CholecystokininS) High-density lipoproteinT) Very-low density lipoproteinU) D) and E)
V) A) and T)

Question 19

MATCHING
-The lipoprotein type with the highest percentage of protein

Accepted Answer

A)  Liver
B)  Olestra
C)  Micelle
D)  Aspirin
E)  LecithinF) Corn oilG) Olive oilH) SardinesI) PancreasJ) Canola oilK) Oleic acidL) Stearic acidM) CholesterolN) Potato chipsO) Tropical oilsP) ChylomicronQ) Linolenic acidR) CholecystokininS) High-density lipoproteinT) Very-low density lipoproteinU) O) and Q)
V) H) and M)

Question 20

The average daily cholesterol intake of U.S. women is about ____.

Accepted Answer

A)  134 mg
B)  184 mg
C)  224 mg
D)  274 mg
E)  304 mgF) A) and B)
G) B) and E)

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

The average daily cholesterol intake of U.S. women is about ____.

Correct AnswerverifiedShow Answer

MATCHING -A good source of monounsaturated fats

Correct AnswerverifiedShow Answer

What is the chemical composition of fats?

Correct AnswerverifiedShow Answer

MATCHING -The lipoprotein type with the highest percentage of protein

Correct AnswerverifiedShow Answer

About how much cholesterol is synthesized by the liver every day?

Correct AnswerverifiedShow Answer

Which item is a chief source of short-chain and medium-chain fatty acids?

Correct AnswerverifiedShow Answer

MATCHING -Major source of lipase

Correct AnswerverifiedShow Answer

A person who regularly consumes fish such as shark, king mackerel, and swordfish is at risk for ingesting potentially toxic amounts of ____.

Correct AnswerverifiedShow Answer

How much energy does one gram of fat provide?

Correct AnswerverifiedShow Answer

A major feature of the Mediterranean diet is liberal intake of ____.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which statement describes a feature of trans-fatty acids?

Correct AnswerverifiedShow Answer

How is soluble fiber in the diet thought to help lower blood cholesterol level?

Correct AnswerverifiedShow Answer

Which statement best describes the nutritional value of eggs?

Correct AnswerverifiedShow Answer

Which lipid is an essential nutrient?

Correct AnswerverifiedShow Answer

MATCHING -Oil that is characteristic of the Mediterranean diet

Correct AnswerverifiedShow Answer

Approximately what percentage of the body's energy needs at rest is supplied by fat?

Correct AnswerverifiedShow Answer

MATCHING -Source of bile

Correct AnswerverifiedShow Answer

Lipids differ in their degree of saturation or unsaturation due to their number of ____.

Correct AnswerverifiedShow Answer

Monoglycerides and long-chain fatty acids are emulsified by bile, forming spherical complexes known as ____________________.

Correct AnswerverifiedShow Answer

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