Quiz 5

Created by alana_mueller 

Upgrade to
remove ads

31 terms

In which form are most dietary lipids found?

a. Sterols
b. Glycerols
c. Triglycerides
d. Monoglycerides

Triglycerides

Lipids that are liquid at room temperature are known as

a. oils
b. fats
c. omegas
d. cholesterol

oils

What is the chemical composition of triglycerides?

a. Hexose polymers
b. Glycogen granules
c. Fatty acids and glycerol
d. Combinations of long chain fatty acids

Fatty acids and glycerol

Lipids differ in their degree of saturation or unsaturation due to their number of...

a. amino acids
b. double bonds
c. saccharide units
d. peptide linkages

double bonds

Which of the following describes a fatty acid that has one double bond?

a. Saturated
b. Hydrogenated
c. Monounsaturated
d. Polyunsaturated

Monounsaturated

What type of fatty acid is found in high amounts in olive oil?

a. Saturated
b. Monounsaturated
c. Polyunsaturated
d. Partially hydrogenated

Monounsaturated

A major cause of rancidity of lipids in foods is exposure to...

a. heat and oxygen
b. fluorescent lighting
c. freezer temperatures
d. enrichment additives

heat and oxygen

Which of the following has the highest percentage of its fat in polyunsaturated form?

a. Butter
b. Corn oil
c. Beef tallow
d. Coconut oil

Corn oil

Which of the following is a good source of omega-3 oil? Hint: look up in Diet Analysis 9 or Appendix H

a. walnuts .25 cup
b. butter 1 pat
c. peanut butter (2tbs.)
d. egg white (1)

walnuts .25 cup

Which of the following foods contains cholesterol?

a. Corn
b. Olives
c. Roasted turkey
d. Roasted peanuts

Roasted turkey

About how much cholesterol is synthesized by the liver every day?

a. None
b. A few mg
c. Less than 300 mg
d. At least 800 mg

At least 800 mg

Cholesterol is needed by the body because all of the following compounds may be synthesized from cholesterol except

a. bile
b. glucose
c. vitamin D
d. sex hormones

glucose

In the digestion of fats, emulsifiers function as

a. enzymes
b. hormones
c. detergents to mechanically breakdown fats
d. chylomicrons

detergents to mechanically breakdown fats

What is the storage site of bile?

a. Liver
b. Pancreas
c. Gallbladder
d. Intestinal epithelial cells

Gallbladder

After fat is digested it is absorbed first into

a. lymphatic system (lacteals found in small intestines)
b. blood vessels of the stomach
c. blood vessels of the large intestines

lymphatic system (lacteals found in small

After a meal, most of the fat that eventually
empties into the blood is in the form of particles known as

a. micelles
b. chylomicrons
c. low-density lipoproteins
d. very-low-density lipoproteins

chylomicrons

An important function of fat in the body is to

a. build muscle tissue
b. regulate blood glucose levels
c. protect vital organs against shock
d. provide precursors for glucose synthesis

protect vital organs against shock

Which of the following is an omega-3 fat?

a. Acetic acid
b. Palmitic acid
c. Linoleic acid
d. Docosahexaenoic acid

Docosahexaenoic acid

Which of the following foods provide(s) essential fatty acids?

a. Fish only
b. Beef only
c. Plants only
d. Fish, beef, and plants

fish, beef, and plants

What is the highest blood triglyceride
concentration (mg/dL) that falls within the desirable range?

a. 99
b. 149
c. 199
d. 299

149

What is the highest total blood cholesterol
concentration (mg/dL) that falls within the desirable range?

a. 50
b. 101
c. 199
d. 299

199

Which of the following is a characteristic of egg nutrition?

a. Eggs are high in both cholesterol and saturated fat
b. High omega-3 fat eggs are now available by prescription only
c. Although it is high in cholesterol, the egg is low in saturated fat
d. Even in people with a healthy lipid profile, consumption of one egg/day is detrimental

Although it is high in cholesterol, the egg is low in saturated fat

Major sources of cholesterol include all of the following except

a. Meat
b. Shrimp
c. Avocados
d. Hamburger

Avacados

Which of the following vegetable oils is a good source of omega-3 fatty acids?

a. Corn
b. Canola
c. Sesame
d. Coconut

Canola

Which of the following is a feature of the lipid content of foods?

a. Omega-3 fats are found in fish
b. Cholesterol is found in peanuts
c. Essential fatty acids are found in olestra
d. Low-density lipoproteins are found in coconut oil

Omega-3 fats are found in fish

Which of the following is a likely explanation for the imbalance between omega-6 and omega-3 lipids in the U.S. diet?

a. High intakes of meat and low intakes of fish
b. Low intakes of vegetable oils and high intakes of fish
c. High intakes of beef fat and low intakes of vegetable oils
d. Low intakes of beef fat and high intakes of vegetable oils

High intakes of meat and low intakes of fish

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

a. 10
b. 20
c. 35
d. 50

35

Approximately how many grams of fat would be contained in an 800 kcalorie meal which provides 50% of the energy(kcalories) as carbohydrates, 20% from protein, and the remainder from fat?

a. 15 grams
b. 22 grams
c. 27 grams
d. 35 grams

27 grams

What is the name of the enzyme which is needed for the chemical digestion of fats?

a. bile
b. lipase
c. amylase
d. pepsin

lipase

Which of the following statements about cholesterol is not correct?

a. the yolk of an egg has more cholesterol than the white of the egg
b. there is an association between high blood cholesterol and increase risk for atherosclerosis and heart attacks
c. cholesterol is not needed by the body for any functions
d. animal foods have more cholesterol than plant foods

cholesterol is not needed by the body for any functions

Which of the following breakfast menus would be best for a person with high blood cholesterol and a history of coronary blood disease?

a. bowl of high sugar breakfast cereals, coffee with sugar, and donut
b. three eggs, two sausages, biscuits and cream gravy, coffee with cream
c. hot oatmeal, fresh fruit cup with citrus and vegetable juice
d. skip breakfast and just have coffee

hot oatmeal, fresh fruit cup with citrus and vegetable juice

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions above and try again

Example:

Reload the page to try again!

Reload

Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

NEW! Voice Recording

Click the mic to start.

Create Set