Nutrition NDFS 100 BYU EXAM 2 BYU Test Questions and Answers Rated A

Nutrition NDFS 100 BYU EXAM 2 BYU Test Questions and
Answers Rated A

What are the functions of fat in the body? -
ANSWER -fuel storage, cushion,
temperature regulation, cell membrane,transport T or F: the shorter chain fatty acids or more
and raw material, hormone synthesis, nerve unsaturated ones are harder - ANSWER -
impulse False; they are softer


What are the functions of fat in food? - What do fatty acids in food do? -
ANSWER -concentrated calories, fat- ANSWER -Influence the composition of fats
soluble vitamins, aroma, flavor, in the body
texture,tenderness, satiety

What does it mean when a fatty acid is
True or False: Fat is the bodies major form of saturated? - ANSWER -every available
stored energy - ANSWER -true bond from the carbon chain is holding a hydrogen
atom

T or F: Fat forms the major material of the cell
membranes - ANSWER -true What does it mean when a fatty acid is
unsaturated? - ANSWER -the fatty acid
carbon chain has a place where hydrogens are
T or F: Fat provides no nutrients - missing
ANSWER -False; it provide essential fatty
acids, fat-soluble vitamins, and other needed
compounds. What is it called on a carbon chain where a
hydrogen is missing? - ANSWER -point of
unsaturation
What are the three types of lipids? -
ANSWER -triglycerides, phospholipids,
sterols What is a monounsaturated fatty acid? -
ANSWER -the carbon chain contains just
one point of unsaturation
What is another name for triglycerides? -
ANSWER -fatty acids
What is a polyunsaturated fatty acid? -
ANSWER -the carbon chain contains two or
What is the structure of a triglyceride? - more points of unsaturation
ANSWER -3 fatty acids + 1 glycerol
molecule
What is polyunsaturated often abbreviated as? -
ANSWER -PUFA
In what two ways do fatty acids differ from one
another? - ANSWER -chain length and
degree of saturation T or F: The more carbon atoms in a fatty acid, the
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, Nutrition NDFS 100 BYU EXAM 2 BYU Test Questions and
Answers Rated A

longer it is - ANSWER -True

what are the properties of saturated fatty acids? -
T or F: The more hydrogen atoms attached to the ANSWER -solid at room temp.
carbons in a fatty acid, the more saturated the
fatty acid is - ANSWER -True
what are the health implications for saturated
fats? - ANSWER -not good
What type of fatty acid is this? - ANSWER -
saturated
What are sources of saturated fatty acids? -
ANSWER -coconut oil, animal products
What type of fatty acid is this? - ANSWER -
polyunsaturated
What are the properties of monounsaturated fatty
acids? - ANSWER -liquid at room temp.
What does the degree of saturation in a fatty acid
of a fat determine? - ANSWER -the fat's
softness or hardness What are the health implications for
monounsaturated fatty acids? - ANSWER -
good:)
What does it mean if a glyceride is solid at room
temperature? - ANSWER -it contains more
saturated fat What are the sources of monounsaturated fatty
acids? - ANSWER -canola olive peanut
sesame oils
What does it mean if a glyceride is liquid at room
temperature? - ANSWER -it contains less
saturated fat What are the properties of polyunsaturated fatty
acids? - ANSWER -liquid at room temp

T or F: fluid milk is a solid fat - ANSWER -
True What are the health implications for
polyunsaturated fatty acids? - ANSWER -
good not great
What is an essential Fatty Acid? -
ANSWER -fatty acids that the body needs
but cannot make What are the sources for polyunsaturated fatty
acids? - ANSWER -Plant oils, flaxseed and
fish oils
What are the four types of fatty acids? -
ANSWER -saturated, monunsaturated,
polyunsatured, trans What polyunsaturated fatty acids do our body

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