1. Chapter 5: Lipids: Essential Energy-Supplying Nutrients
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2. The type of lipid found most abundantly in foods is
triglycerides.
b) trans fatty acids.
phospholipids.
sterols.
Answer: a) triglycerides.
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3. The type of lipid found most abundantly in foods is
triglycerides.
b) trans fatty acids.
phospholipids.
sterols.
Answer: a) triglycerides.
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4. Fatty acids with one double bond between two of their carbon atoms are referred to as
saturated.
monounsaturated.
polyunsaturated.
steroids.
Answer: b) monounsaturated.
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5. Fatty acids with one double bond between two of their carbon atoms are referred to as
saturated.
monounsaturated.
polyunsaturated.
steroids.
Answer: b) monounsaturated.
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6. Trans fatty acids have no double carbon bonds.
have double carbon bonds in which both hydrogen atoms are located on the same side of the double bond.
are synthesized in the liver and intestine, and therefore do not need to be consumed in the diet.
increase the blood's level of the lipids associated with cardiovascular disease.
Answer: d) increase the blood's level of the lipids associated with cardiovascular disease.
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7. Trans fatty acids have no double carbon bonds.
have double carbon bonds in which both hydrogen atoms are located on the same side of the double bond.
are synthesized in the liver and intestine, and therefore do not need to be consumed in the diet.
increase the blood's level of the lipids associated with cardiovascular disease.
Answer: d) increase the blood's level of the lipids associated with cardiovascular disease.
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8. Alpha-linolenic acid (ALA) is
a precursor to linoleic acid.
a metabolic derivative of EPA and DHA.
also known as arachidonic acid.
found in leafy green vegetables, flaxseed oil, and fatty fish.
Answer: d) found in leafy green vegetables, flaxseed oil, and fatty fish.
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9. Alpha-linolenic acid (ALA) is
a precursor to linoleic acid.
a metabolic derivative of EPA and DHA.
also known as arachidonic acid.
found in leafy green vegetables, flaxseed oil, and fatty fish.
Answer: d) found in leafy green vegetables, flaxseed oil, and fatty fish.
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10. Triglycerides within chylomicrons are taken up by body cells with the help of
lipoprotein lipase.
gastric lipase.
pancreatic lipase.
bile.
Answer: a) lipoprotein lipase.
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11. Triglycerides within chylomicrons are taken up by body cells with the help of
lipoprotein lipase.
gastric lipase.
pancreatic lipase.
bile.
Answer: a) lipoprotein lipase.
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12. Fats
provide less energy, gram for gram, than carbohydrates, but are metabolized more efficiently.
are a major source of fuel for the body both during physical activity and at rest.
enable the digestion of fat-soluble vitamins.
keep foods from turning rancid.
Answer: b) are a major source of fuel for the body both during physical activity and at rest.
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13. Fats
provide less energy, gram for gram, than carbohydrates, but are metabolized more efficiently.
are a major source of fuel for the body both during physical activity and at rest.
enable the digestion of fat-soluble vitamins.
keep foods from turning rancid.
Answer: b) are a major source of fuel for the body both during physical activity and at rest.
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14. The AMDR for fat is 10% to 25% of total energy.
There is no AMDR for fat.
Answer: c) 20% to 35% of total energy.
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15. The AMDR for fat is 10% to 25% of total energy.
There is no AMDR for fat.
Answer: c) 20% to 35% of total energy.
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16. Three healthful sources of beneficial fats are
skim milk, lamb, and fruits.
oats, broth-based soups, and red wine.
vegetables, fish, and seeds.
whole milk, egg whites, and stick margarine.
Answer: c) vegetables, fish, and seeds.
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17. Three healthful sources of beneficial fats are
skim milk, lamb, and fruits.
oats, broth-based soups, and red wine.
vegetables, fish, and seeds.
whole milk, egg whites, and stick margarine.
Answer: c) vegetables, fish, and seeds.
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18. The risk for cardiovascular disease is reduced in people who have high blood levels of
triglycerides.
very-low-density lipoproteins.
low-density lipoproteins.
high-density lipoproteins.
Answer: d) high-density lipoproteins.
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19. The risk for cardiovascular disease is reduced in people who have high blood levels of
triglycerides.
very-low-density lipoproteins.
low-density lipoproteins.
high-density lipoproteins.
Answer: d) high-density lipoproteins.
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20. The risk for heart disease is reduced in people who
smoke.
strictly limit their intake of cholesterol.
drink at least two glasses of red wine a day.
engage in regular physical activity.
Answer: d) engage in regular physical activity.
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21. The risk for heart disease is reduced in people who
smoke.
strictly limit their intake of cholesterol.
drink at least two glasses of red wine a day.
engage in regular physical activity.
Answer: d) engage in regular physical activity.
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