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50 Cards in this Set

  • Front
  • Back
The RDAs for most nutrients are:
Maximum amount standard needed for a population.
Dietary recommendations to prevent disease include all of the following except:
Proteins
Which of the following is characteristic of an essential nutrient?
Must be gotten from the diet.
Nutrient dense refers to foods that
Contains lots of nutrients per calorie.
During digestion, protein is broken down to _____, carbohydrate to______ and fat
to ______.
Amino Acids, Monosaccharide’s, Fatty Acids
The form of sugar important to the body as blood sugar is:
Glucose
Dietary Guidelines recommend that carbohydrate intake continue approximately
what percent of the total caloric intake?
45% to 65% of total calorie intake.
All of the following are benefits of fiber except:
Fibers can reduce the risks of diseases.
What is the function of bile?
Emulsifies fat.
You have once again just finished a light breakfast of toast and jelly. Which of the
following series of events proceeds upon digestion/absorption of the meal until it is
near time for lunch?
Carbohydrates causes blood sugar to go up, blood sugar going up causes insulin to go
up, insulin going up causes blood sugar to go low, blood sugar going low causes
glucagon levels going up, glucagon levels going up causes blood sugar to go up.
(up,up,down,up,up)
What compound is composed of 3 fatty acids and glycerol?
Triglyceride
In which form are most dietary lipids found?
Triglyceride
Lipids differ in their degree of saturation or unsaturation due to their number of
Double bonds or could be Hydrogen
What type of fatty acid is found in high amounts in olive oil?
Monounsaturated fats
An omega-3 fatty acid has its first double bond on the
Omega 3rd carbon from the end
Which of the following is a feature of polyunsaturated fats?
Polyunsaturated fats are liquid at room temperature.
All of the following are rich sources of polyunsaturated fatty acids except
Polyunsaturated are vegetable oils (safflower, sesame, soy, corn, sunflower) nuts &
seeds.
Oil that is partially hydrogenated sometimes changes one or more of its double
bond configurations from
Cis to trans configuration.
Which of the following is an important chemical feature of phospholipids?
Mix with fat & water, make up cell membrane, transportation of fat.
What is the major sterol in the diet?
Cholesterol
Which of the following foods contains cholesterol?
(Look for food (meat) that comes from animals)
What lipoprotein is largest in size?
Chylomicrons
In comparison to a low-density lipoprotein, a high-density lipoprotein contains
Protein
Each of the following is known to be linked to excessive intake of fats except
These are linked:
• Heart Disease
• Cancer
Your father has just come back from the doctor where he was subjected to a blood
lipid profile analysis. The doctor provided him with dietary changes because the
cholesterol results put him at increased risk for cardiovascular disease. Which of the
following results is consistent with the diagnosis?
High LDL or Low HDL
According to the Dietary Guidelines, what should be the range of fat intake as a
percentage of energy intake?
20% to 35%
In comparison to the composition of carbohydrates and fats, which element found
in proteins makes them unique?
Nitrogen
How many different kinds of amino acids make up proteins?
Twenty (20)
All of the following are contained in an amino acid except
These are contained Amine, acid, side group.
Which of the following is a feature of an essential amino acid?
Must come from your diet.
What is meant by the amino acid sequence of a protein?
Order
A non-essential amino acid is one that
Your body creates.
Which of the following proteins inactivates foreign bacteria and viruses?
Antibodies
Which of the following may be used to determine protein utilization?
Nitrogen Balance
Which of the following defines protein turnover?
Is the continual making and breaking down protein.
What is the amino acid pool?
Amino acids available to the body from body protein breakdown.
What is the fate of excess dietary protein?
Fat
What is the usual state of nitrogen balance for healthy infants, children, and pregnant women?
Positive
Protein sparing in the body is best achieved when a person ingests
Carbohydrates
Which of the following is a consequence of excess protein intake?
Increased calcium excretion and bone loss (Osteoporosis).
A person who is starving is losing
Fat, glycogen, muscle… everything.
What is the percent digestibility of most animal proteins?
90% to 99%
Which of the following food proteins has the best assortment of essential amino acids for the human body?
Egg white
What primary factor governs the quality of a food protein?
Amino Acid Composition
What is a “limiting” amino acid in a dietary protein?
The one that is most deficient.
If the diet is lacking an essential amino acid, what will be the course of action?
Protein synthesis is limited.
What is complementary protein nutrition?
Can also supply all the essential amino acids. (Like Rice & Beans)
What would be the primary principle of wise diet planning as related to protein nutrition?
Eating quality proteins.
Which of the following is a feature of the protein RDA?
.8g/kg/day
Which of the following is an assumption made in the formulation of the RDA for protein?
* People are healthy
* Protein is mixed quality
* The body will use protein efficiently