ch. 5 Quiz The Lipids Flashcards
All of the following are fat-soluble vitamins except:
vitamin A
vitamin D
vitamin E
vitamin K
vitamin C
Vitamin C
The feeling of fullness or satisfaction that people experience after meals is known as _____.
satiety
The main dietary factor associated with elevated blood cholesterol is:
high saturated and trans fat intakes
Essential fatty acids:
must be supplied by the diet
Which of the following is not a function of essential fatty acids?
They provide raw materials for the synthesis of trans fat in the body.
They serve as structural and functional parts of cell membranes.
They contribute lipids to the brain and nerves.
They help maintain the health of the skin.
They participate in the functions of immune cells.
They provide raw materials for the synthesis of trans fat in the body.
Cooking oils should be stored in tightly covered containers in order to:
prevent the oxidation process
Which of the following statements is true of trans-fatty acids?
They are synthesized by the body.
Their amounts are never listed on food labels.
They are produced when polyunsaturated oils are hydrogenated.
They do not contain double bonds.
They lower blood LDL cholesterol when consumed.
They are produced when polyunsaturated oils are hydrogenated.
Which of the following foods is likely to have hidden fat?
Butter
Steak
Bananas
Biscuits
Black coffee
Biscuits
Which of the following is not a characteristic of lipids?
They provide abundant energy in small packages.
They enhance aromas.
They enhance the flavors of foods.
They contribute to satiety.
They are beneficial to health irrespective of their intake.
They are beneficial to health irrespective of their intake.
The major storage form of lipids in the body is:
triglycerides, which are made up of fatty acids and glycerol
Which of the following statements is true of fat hardness?
The degree of saturation does not affect the melting point of a fat.
The more unsaturated the fatty acids, the more solid a fat will be at room temperature.
The more saturated the fatty acids, the more solid a fat will be at room temperature.
The more saturated the fatty acids, the more liquid a fat will be at room temperature.
All fats are solid at room temperature.
The more saturated the fatty acids, the more solid a fat will be at room temperature.
Which of the following fats is the most saturated?
Safflower oil
Peanut oil
Olive oil
Coconut oil
Canola oil
coconut oil
Which of the following statements is true of LDL and HDL?
LDL are much smaller than HDL as they are devoid of cholesterol.
HDL pick up cholesterol from the liver and transfer it to the blood.
LDL transport lipids from the muscles to the liver.
HDL play an important role in scavenging cholesterol from the tissues for disposal.
As compared to LDL, HDL contain a large proportion of cholesterol.
HDL play an important role in scavenging cholesterol from the tissues for disposal.
All of the following provide about 5 grams of fat each except:
1 cup of sour cream
1 teaspoon of oil
1 tablespoon of regular salad dressing
1 1/2 teaspoons of margarine
1 tablespoon of heavy cream
1 cup of sour cream
All of the following foods are major contributors of healthful fatty acids except:
olives, which are high in monounsaturated fats
nondairy creamers, which are high in trans fats
walnuts, which are high in omega-6 fatty acids
flaxseed, which is high in omega-3 fatty acids
avocados, which are high in unsaturated fats
nondairy creamers, which are high in trans fats
