HUN 1201- Exam 2 (Summer)
The function of BODY fat is to provide all the following except - ANS--Provides a
storage form of energy
-Provides insulation
-Provides protection to internal organs
-Provides fats for lactation
. The function of DIETARY fat includes all the following except - ANS--Provide
taste/flavor qualities to foods
-Provide fat-soluble nutrients
-Provide energy in a concentrated form
Provide satiety
Saturated fats in the diet are the factor most associated with atherosclerosis and heart
disease - ANS-True
Diets high in cholesterol and saturated fat are believed to increase the risk of coronary
heart disease, some cancers and obesity
Saturated fats are associated with which of the following foods. - ANS--whole milk
-egg yolks
-meat
-meat fat
-animal fats
-coconut and palm oils
-chocolate
-(tropical oils) margarine
-hydrogenated vegetable
At room temperature the characteristic that identifies unsaturated fats from saturated is
that they are usually - ANS--Saturated fats are solid at room temp.
-Polyunsaturated fats are liquid at room temp.
Saturated fats are less susceptible to spoilage as opposed to unsaturated fats saturated
fats are usually solid at room temp and polyunsaturated fats are liquid at room temp.
, . Tropical oils are unique because they are - ANS-contain a great deal of SATURATED
FATTY ACIDS which raises blood cholesterol levels
In which form are most dietary lipids found? - ANS-Triglycerides
Fatty acids differ in their degree of saturation or unsaturation due to their number of -
ANS-Hydrogen atoms it carries/ double bonds
What type of fatty acid is found in high amounts in olive oil? - ANS-Monounsaturated
Fats (un-saturated fatty acid)
An omega-3 fatty acid has its first double bond on the - ANS-third position from the end
carbon
Which of the following is a feature of dietary saturated fats? - ANS-Made up of fatty
acids and are solid in form
All of the following are rich sources of polyunsaturated fatty acids except -
ANS-Poly-saturated fat spoils easily:
-safflower
-cotton seed
-corn seeds
-soybean, and sesame seed oil
-salad dressing made from oils -fatty fish.
(NOT PALM OIL)
Oil that is partially hydrogenated sometimes changes one or more of its double bonds
configurations from - ANS-Cis to trans
Changed from cis to trans configuration and act like saturated fats in the body
Which of the following is an important chemical feature of phospholipids? -
ANS--Contain glycerol
-Two fatty acids
- used as emulsifiers in food industry
-One phosphate group
- w/ molecule of choline
-
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