Question 1

The protein digestibility corrected amino acid score (PDCAAS) takes into account both the amino acid profile and of a protein.

Accepted Answer

A)  completeness
B)  quality
C)  digestibility
D)  limitsE) A) and C)
F) B) and C)

Question 2

A starving person would be in _ nitrogen balance.

Accepted Answer

A)  equal
B)  negative
C)  positive
D)  excessiveE) A) and B)
F) A) and C)

Question 3

The iron and zinc needs of vegetarians tend to be higher than those of nonvegetarians, due partly to the in grains, which inhibits the absorption of zinc and iron from foods.

Accepted Answer

A)  polyphenols
B)  beta- carotene
C)  phytate
D)  fiberE) B) and D)
F) A) and D)

Question 4

When a diet is chronically low in both proteins and calories, the condition is called

Accepted Answer

A)  PEM.
B)  edema.
C)  osteoporosis.
D)  PDCAAS.E) A) and C)
F) A) and B)

Question 5

Vitamin A is found only in animal foods, but vegetarians can meet their needs by consuming its precursor, beta- carotene.

Accepted Answer

A) True 
 B)False

Question 6

Hemoglobin acts as a transport protein that carries nitrogen to cells from the lungs.

Accepted Answer

A) True 
 B)False

Question 7

Consuming too much of any one amino acid via supplements can impede absorption of other amino acids in the intestinal tract.

Accepted Answer

A) True 
 B)False

Question 8

A classic symptom of severe kwashiorkor is of the legs, feet, and stomach.

Accepted Answer

A)  edema
B)  hirsutism
C)  redness
D)  necrosisE) B) and C)
F) All of the above

Question 9

A study of Chinese women revealed that those who ate the most during their adolescent years had a reduced risk of breast cancer in adulthood.

Accepted Answer

A)  soy
B)  fish
C)  rice
D)  broccoliE) All of the above
F) B) and D)

Question 10

A diet that is too high in protein can increase the risk for all of the following except

Accepted Answer

A)  heart disease.
B)  kidney stones.
C)  PKU.
D)  osteoporosis.E) A) and B)
F) B) and C)

Question 11

The PDCAAS is a measure of protein quantity.

Accepted Answer

A) True 
 B)False

Question 12

Children with kwashiorkor have a diet that is extremely low in and high in carbohydrates.

Accepted Answer

A)  fats
B)  protein
C)  calcium
D)  glucoseE) A) and D)
F) All of the above

Question 13

Which of the following amino acids was once thought to be essential only for infants?

Accepted Answer

A)  histidine
B)  alanine
C)  asparagine
D)  phenylalanineE) A) and B)
F) C) and D)

Question 14

An overweight individual's protein needs are

Accepted Answer

A)  lower than those of a normal- weight person of similar height.
B)  much greater than those of a normal- weight person of similar height.
C)  twice that of a normal- weight person of similar height.
D)  not much greater than those of a normal- weight person of similar height.E) A) and B)
F) A) and C)

Question 15

Under what circumstances is body protein broken down to provide energy for the body? Is this a good thing to have happen?

Accepted Answer

Body protein is broken down to provide e...

Question 16

All excess calories are stored as

Accepted Answer

A)  collagen.
B)  plaque.
C)  fat.
D)  protein.E) A) and C)
F) A) and B)

Question 17

The nitrogen removed from an amino acid generates ammonia, which is converted to and excreted in the urine.

Accepted Answer

A)  carbon
B)  protein
C)  sodium
D)  ureaE) None of the above
F) B) and C)

Question 18

The amino acid that is in the shortest supply in an incomplete protein is known as the

Accepted Answer

A)  completed amino acid.
B)  scarce amino acid.
C)  limiting amino acid.
D)  profile amino acid.E) A) and B)
F) B) and C)

Question 19

It is recommended that you consume from 10 to percent of your calories from protein.

Accepted Answer

A)  25
B)  30
C)  15
D)  35E) A) and B)
F) A) and C)

Question 20

Which state, in terms of nitrogen balance, would a pregnant or nursing woman typically be in?

Accepted Answer

A)  negative nitrogen balance
B)  positive nitrogen balance
C)  nitrogen equilibrium
D)  double- positive nitrogen balanceE) B) and C)
F) A) and D)

Exam 6: Proteins and Amino Acids

The protein digestibility corrected amino acid score (PDCAAS) takes into account both the amino acid profile and of a protein.

Correct AnswerverifiedShow Answer

The nitrogen removed from an amino acid generates ammonia, which is converted to and excreted in the urine.

Correct AnswerverifiedShow Answer

The PDCAAS is a measure of protein quantity.

Correct AnswerverifiedShow Answer

The iron and zinc needs of vegetarians tend to be higher than those of nonvegetarians, due partly to the in grains, which inhibits the absorption of zinc and iron from foods.

Correct AnswerverifiedShow Answer

Consuming too much of any one amino acid via supplements can impede absorption of other amino acids in the intestinal tract.

Correct AnswerverifiedShow Answer

An overweight individual's protein needs are

Correct AnswerverifiedShow Answer

Which of the following amino acids was once thought to be essential only for infants?

Correct AnswerverifiedShow Answer

It is recommended that you consume from 10 to percent of your calories from protein.

Correct AnswerverifiedShow Answer

Under what circumstances is body protein broken down to provide energy for the body? Is this a good thing to have happen?

Correct AnswerverifiedBody protein is broken down to provide e...View AnswerShow Answer

All excess calories are stored as

Correct AnswerverifiedShow Answer

When a diet is chronically low in both proteins and calories, the condition is called

Correct AnswerverifiedShow Answer

Children with kwashiorkor have a diet that is extremely low in and high in carbohydrates.

Correct AnswerverifiedShow Answer

A classic symptom of severe kwashiorkor is of the legs, feet, and stomach.

Correct AnswerverifiedShow Answer

Vitamin A is found only in animal foods, but vegetarians can meet their needs by consuming its precursor, beta- carotene.

Correct AnswerverifiedShow Answer

Hemoglobin acts as a transport protein that carries nitrogen to cells from the lungs.

Correct AnswerverifiedShow Answer

A study of Chinese women revealed that those who ate the most during their adolescent years had a reduced risk of breast cancer in adulthood.

Correct AnswerverifiedShow Answer

A starving person would be in _ nitrogen balance.

Correct AnswerverifiedShow Answer

A diet that is too high in protein can increase the risk for all of the following except

Correct AnswerverifiedShow Answer

Which state, in terms of nitrogen balance, would a pregnant or nursing woman typically be in?

Correct AnswerverifiedShow Answer

The amino acid that is in the shortest supply in an incomplete protein is known as the

Correct AnswerverifiedShow Answer

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Body protein is broken down to provide e...
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