Lipids

Which of the following lipoproteins contains the highest percentage of cholesterol? Low-density lipoprotein Chylomicron High-density lipoprotein Very-low-density lipoprotein

Low-density lipoprotein

Which of the following are essential fatty acids? phospholipids linoleic and linolenic fatty acids monounsaturated fatty acids trans fatty acids

linoleic and linolenic fatty acids

In order to transport fats in the blood, some fats are packaged in particles called— triglycerides. lecithin. lipoproteins. cholesterols.

lipoproteins

The body transports digested lipids through the blood in the form of ____________. cholesterol lecithin lipoproteins bile

lipoproteins

the body transports digested lipids through the blood in the form of

lipoproteins

What tissue contains special receptors for removing low-density lipoproteins from the circulation? Adipose Skeletal muscle Liver Arterial walls

liver

what tissue contains special receptors for removing low-density lipoproteins from the circulation? liver arterial walls skeletal muscle adipose

liver

which of the following describes a fatty acid that has ONE double bond? Polyunsaturated hydrogenated saturated monounsaturated

monounsaturated

A major feature of the Mediterranean diet is liberal intake of pasta. chicken. fortified butter. nuts, seeds and olive oil.

nuts, seeds and olive oil.

all of the following are rich sources of polyunsaturated fatty acids EXCEPT: soybean oil fish oil palm oil safflower oil

palm oil

Well established benefits of fish oil (EPA & DHA types of omega-3 FA's)

reduction of heart attacks & strokes preventing cancer normal brain and vision development in infants

Which of the following sources would yield the softest lipids at room temperature? Pork Safflower Lard Beef

safflower

Below is an image of a fatty acid. You can tell it is a ________________ fatty acid because there are no double bonds in the carbon chain. (The part inside the green box).

saturated

Which of the following is the most likely to raise blood cholesterol levels? protein cholesterol saturated fat unsaturated fat

saturated fat

characteristics of hydrogenated oils include all of the following EXCEPT some of their fatty acids change shape from cis to trans calories from these oils can be stored in adipose tissue These oils contain more calories per gram than other types of oils they lower HDL and rais LDL cholesterol in the body

some of their fatty acids change shape from cis to trans

which dietary lipid would become rancid in the shortest time at room temperature? soybean oil coconut oil lard peanut oil

soybean oil

Which of the following are primarily made up of polyunsaturated fatty acids? [One or more answers may be correct.] olive oil coconut oil sunflower oil soybean oil

sunflower oil soybean oil

According to the Dietary Guidelines, what should be the maximum total fat intake as a percentage of energy intake? 10 35 20 50

35

Which of the following provides good amounts of omega-3 fatty acids? Palm oil Soybean oil Flaxseed oil Olive oil

FLAXSEED OIL

What lipoprotein is responsible for transporting cholesterol back to the liver from the tissues of the body? Low-density lipoprotein Chylomicron Very-low density lipoprotein High-density lipoprotein

High-density lipoprotein

What lipoprotein is responsible for transporting cholesterol back to the liver from the tissues of the body? Low-density lipoprotein Very-low density lipoprotein High-density lipoprotein Chylomicron

High-density lipoprotein

Which of the following is a characteristic of cholesterol? It is found in abundance in tropical fats such as palm oil. It is a precursor for bile and vitamin D synthesis. It is absorbed directly into the blood. It is not formed in the body when provided by the diet.

It is a precursor for bile and vitamin D synthesis.

Omega-6 fatty acid is also known as:

LINOLEIC

Omega-3 fatty acid is also known as

LINOLENIC

The body transports digested lipids through the blood in the form of ____________. lipoproteins lecithin cholesterol bile

LIPOPROTEINS

Which of the following oils is/are a good source of monounsaturated fatty acids? [One or more answers may be correct.] corn oil soybean olive oil canola oil

OLIVE OIL CANOLA OIL

What compound is composed of 3 fatty acids and glycerol? Triglyceride Lecithin Monoglyceride Steroid

TRIGLYCERIDE

T OR F Flaxseeds and walnuts are good sources of omega-3. However, plant sources of omega-3 are not as potent as animal sources of omega-3, known as EPA and DHA.

TRUE

which of the following is true about saturated fats? a. foods high in saturated fats also contain large amounts of cholesterol b. a diet high in saturated fats may increase blood cholesterol levels c. saturated fats are found only in animal fats d. saturated fats are higher in calories than unsaturated fats

a diet high in saturated fats may increase blood cholesterol levels

Hydrogenation results in which of the following? [One or more answers may be correct.] a fat that will not spoil as quickly a fat higher in calories a more saturated fat formation of trans-fatty acids

a fat that will not spoil as quickly a more saturated fat formation of trans-fatty acids

Why is it important to consume enough fat? It carries fat-soluble vitamins like A and D. It's an energy source. all of these are correct It provides essential fatty acids like omega-3s.

all are correct

Which of the following is not found in plants? Cholesterol Essential fatty acids Triglycerides Nonessential fatty acids

cholesterol

Which of the following is not found in plants? Essential fatty acids Triglycerides Nonessential fatty acids Cholesterol

cholesterol

which of the following can NOT be found in plants? nonessential fatty acids triglycerides essential fatty acids cholesterol

cholesterol

Which of the following contains the LEAST cholesterol? very lean grilled steak steamed fish chunky peanut butter breaded and fried shrimp

chunky peanut butter

After a meal, most of the fat that eventually empties into the blood is in the form of particles known as chylomicrons. very-low-density lipoproteins. low-density lipoproteins. micelles.

chylomicrons.

oil that is partially hydrogenated sometimes changes one or more of its double bond configurations from:

cis to trans

Which of the following is known as a tropical oil? Safflower oil Cocoa butter Conjugated linoleic acid Flaxseed oil

cocoa butter

which of the following is the greatest source of trans fats in the American diet?

commercially fried & baked goods

Lipids differ in their degree of saturation or unsaturation due to their number of-- saccharide units. peptide linkages. double bonds. amino acids.

double bonds

T or F Olive oil is a good source of omega-3 fatty acids

false

what nutrient is used to form ketones or ketone bodies? starches sugars fats cholesterol

fats

Lipids that are solid at room temperature are known as ________ while lipids that are liquid at room temperature are known as __________. fats; oils cholesterols; phospholipids trans fats; omegas

fats; oils

A triglyceride always contains three— double bonds. glycogen molecules. glycerol molecules. fatty acids.

fatty acids

triglycerides are made up of a glycerol and three_______

fatty acids

What is a good food source of omega-3 fatty acids? cheeses and butter olive oil fatty fish plant fats in general

fatty fish

A low risk of cardiovascular disease correlates with high blood levels of: very-low-density lipoproteins. high-density lipoproteins. free fatty acids. triglycerides.

high-density lipoproteins.

Which of the following lipids is an essential nutrient? Stearic acid Lecithin Cholesterol Linoleic acid

linoleic acid

lipids in your diet are most often in the form of a : triglyceride sterol glycerol monoglyceride

triglyceride

Over 95% of the lipids in foods and in the human body are in the form of: phospholipids free fatty acids sterols triglycerides

triglycerides

Saturated fatty acids, monounsaturated fatty acids and polyunsaturated fatty acids are what type of lipid? sterols triglycerides phospholipids lecithin

triglycerides

T OR F all types of fish are good sources of omega-3 fatty acids

true

Which of the following is NOT a common dietary source of trans fats? Microwave popcorn Nondairy creamers Whole milk Fried foods

whole milk