HNF 260 PS 5 Exam 2

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Which is NOT true? Fats: A: contain glucose B: provide energy C: protect organs fron injury D: carry vitamins A,D, E and K

A: contain glucose

THe order from bester to worst of food fats, in terms of heart health, is: A: omega3's, MUFA, saturated, hydrogenated B: hydrogenated, MUFA, saturated, Omega 3's C: PUFA, MUFA, hydrogenated, Omega 3's D: saturated, MUFA, PUFA, hydrogenated

A: omega3's, MUFA, saturated, hydrogenated

A person consuming 2200 calories per day who wants to meet health recommendation should limit daily fat intake to: A: 20-35grams B: 50-85 grams C: 75-100 grams D: 90-130 grams

B: 50-85grams

Which of the following lipids is a precursor for estrogen and bile? A: ecosinoids B: Cholesterol C: Saturated fat D: Alpha linoleic acid

B: Cholesterol

What is TRUE about the absorption and transportation of fat in the blood? A: Fats travel in lipoprotein carries B: All fats enter the small intestine wall and absorb directly into the bloodstream C: chylomicrons contain mainly protein D: HDL carries cholesterol to the cells

B: all fats enter the small intestice wall and absorb directly into the bloodstream

The functions of fat include all of the following except? A: build and repair tissue B: cushion and protect vital organs C: insulate the body D: transport fat-soluble vitamins

Build and repair tissues

The LOWEST around of saturated fat us found in which of the following foods? A: Coconut oil B: Butter C: Canola Oil D: Margarine

C: Canola Oil

Regina's prgenant sister is interested in eicosaphentaenoic acid (EPA) and docosahexaenoic acid (DHA), two essential fatty acids that can be made form alpha-linolenic (omega-3) acid. She has heard that EPA and DHA are important for cancer prevention, and immune function. Which food is the best source of EPA and DHA? A: Walnuts B: flaxseed C: Fatty fish D: Mussles

C: Fatty Fish

The lipoprotein most associated with a high risk of heart disease is: A:the chylomicron B:HDL C:LDL D: lipoprotein lipase

C: LDL

Which of these is NOT true? Lecithin is: A: an emulsifier B: a phospholipid C: an essential nutrient D: a constituent of cell membranes

C: an essential nutrient

Saturated fatty acids A: are always 18 carbons long B: have at least one double bond C: are fully loaded with hydrogen D: are always liquid at room temperature

C: are always fully loaded with hydrogen

Arachadonic acid is associated with: A: glucose metabolism B: omega-3 fatty acid metabolism C: omega-6 fatty acid metabolism d: cholesterol metabolism

C: omega-6 fatty acids metabolism

A triglyceride consist of A: three glycerols attached to a lipid B: three fatty acids attached to a glucose C: three fatty acids attached to glycerol D: three phospholipds attached to a cholesterol

C: three fatty acids attached to glycerol

In what form is most body fat stored? A: cholesterol B: phospholipids C: triglycerides D: None of these are correct

C: triglycerides

Chylomicrons are produced in the A: liver B: pancreas C:gallbladder D: absorptive cells of small intestine

D: absorptive cells of small intestine

Monounsaturated fatty acids A: are liquid at room temperature B: have one double bond in the fatty acid chain C: lower cholesterol D: All of these responses are correct

D: all of the above

The Chief contributors of saturated fatty acids in the U.S diet include: A: whole grains B: sunflower, soybean, and safflower oils C: lecithins D: animal product

D: animal products

The essential fatty acids include: A: stearic acid and oleic acid B: oleic acid and linoleic acid C: palmitic acid and lonoleic acid D: linolenic acid and linoleic acid

D: linolenic acid and linoleic acid

The difference between cis- and trans- fatty acids is A: the number of double bonds B: the length of their carbon chains C: the location of the first double bond D: the configuration around the double bond

D: the configuration around the double bond

Cardiologists and other healthcare professionals recommend that people who are at elevated risk for developing cardiovascular disease adopt an "anti-atherosclerotic" lifestyle to help prevent atherosclerosis. Which of the following is a component of an anti-antherosclerotic lifestyle? A: Smoking cessation B: Low saturated fat and trans fat diet C: consumption of fruits and vegtables high in antioxidants D: Alll of these

D:ALL

Phospholipids consist of? A: two fatty acids B: cholesterol C: glycerol and phosphate D: A and B E: A and C

E: two fatty acids and glycerol and phosphate

Lipids are transported by A: micelles B: red blood cells C: Lipoproteins D: monoglycerides

lipoproteins

Which of the following correctly characterizes Lipids?

they do not dissolve in water


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