Module 2 Lipids Flashcards
Which of the following is a function of fat?
a. Satiety b. Repair body tissue c. Make enzymes d. Make hormones
satiety
Of the following structures, which is (are) considered to be a lipid?
Select ALL that apply.
[mark all correct answers]
a.
sterol
b. triglyceride c. amine d. phospholipid e. polypeptide
sterol
triglyceride
phospholipid
What are the characteristics of a phospholipid?
Select ALL that apply.
[mark all correct answers]
a.
they are water-soluble
b. they are fat-soluble c. they allow cells to dissolve into the watery bloodstream d. they allow fat and oil to be blended together e. they have two fewer fatty acid chains than the triglycerides f. they contain a phosphorus group and two fatty acid chains attached to glycerol
they are water-soluble
b. they are fat-soluble
they allow fat and oil to be blended together
they contain a phosphorus group and two fatty acid chains attached to glycerol
What type of compound is lecithin?
a. Bile salt b. Lipoprotein c. Triglyceride d. Phospholipid
phospholipid
What is the difference between saturated fat and unsaturated fat?
a. saturated fats are processed, but unsaturated fats are natural in foods b. saturated fats have been partially hydrogenated, but unsaturated fat has been fully hydrogenated c. unsaturated fats have some double bonds between carbons, but saturated fats have no double bonds d. unsaturated fats contain carbon, hydrogen, and oxygen, but saturated fat is missing oxygen
unsaturated fats have some double bonds between carbons, but saturated fats have no double bonds
Which type of fats are the least shelf stable?
a. saturated fats b. trans fats c. polyunsaturated fats d. monounsaturated fats
polyunsaturated fats
Which food is considered the healthiest based on the “bad” fat content?
a. tub margarine b. stick margarine c. shortening d. butter
tub margarine
What product has the highest percentage of its fat in saturated form?
a. Butter b. Corn oil c. Walnuts d. Coconut oil
coconut oil
The best way to describe a fatty acid that has one point of unsaturation is:
a. polyunsaturated b. monounsaturated c. polyglyceride d. monoglyceride
b.
monounsaturated
Which of the following types of fats is likely to make a food become rancid?
a. Unsaturated fat b. Saturated fat c. Lecithin d. Cholesterol
Unsaturated fat
Lipids differ in their degree of saturation or unsaturation due to their number of ____.
a. amino acids b. saccharide units c. nitrogen atoms d. double bonds
d.
double bonds
Which product provides abundant amounts of omega-3 fatty acids?
a. Palm oil b. Safflower oil c. Corn oil d. Flaxseed oil
d.
Flaxseed oil
Which product has the highest percentage of its fat in polyunsaturated form?
a. Butter b. Corn Oil c. Coconut Oil d. Shortening
corn oil
How does soluble fiber lower cholesterol levels?
a. Soluble fiber stimulates lipase enzymes to digest cholesterol. b. Soluble fiber binds up the bile to remove from the body. c. Soluble fiber blocks cholesterol from being absorbed. d. Soluble fiber increases the reabsorption of bile.
Soluble fiber binds up the bile to remove from the body.
What part of the gastrointestinal tract is the predominant site of dietary fat digestion?
a. Mouth b. Stomach c. Small intestine d. Liver
c.
Small intestine
Which food contains cholesterol?
a. Grilled chicken breast b. French fries c. Roasted peanuts d. Coconut oil
Grilled chicken breast
Which source of lipids should be consumed instead of saturated fats to help lower blood cholesterol levels?
a. Canola oil b. Butter c. Coconut oil d. Shortening
canola oil
A high risk of heart attack correlates with high blood levels of ____.
a. free fatty acids b. high-density lipoproteins c. low-density lipoproteins d. omega-3 fatty acids
low-density lipoproteins
What type of carbohydrate food would be the best replacement for saturated fat?
a. Flavored milk b. White rice c. Legumes d. Sweetened applesauce
legumes
When comparing lipoproteins, which of the following statements is the most accurate?
a. The highest percentage of protein is found in HDL. b. The highest amount of protein is found in chylomicrons. c. VLDL and LDL molecules have similar amounts of protein. d. LDL only contains cholesterol
The highest percentage of protein is found in HDL.
What is the recommended intake for saturated fat intake?
a. Less than 5% of calories b. Less than 10% of calories c. Less than 15% of calories d. Less than 20% of calories
b.
Less than 10% of calories
What is the recommended intake for fat?
a. 10-35% of calories b. 15-30% of calories c. 20-35% of calories d. 40-65% of calories
20-35% of calories
What is the best recommendation for an individual who is consuming 18% of calories from fat.
a. Exchange her butter for tub margarine b. Add additional fat from fish or unsaturated oils c. Remove the added fats like sour cream. d. The diet is fine the way it is
Add additional fat from fish or unsaturated oils
