Question 1

Sickle-cell disease is an example of an inherited variation in the amino acid sequence.​

Accepted Answer

A) True 
 B)False

Question 2

Overconsumption of protein-rich foods offers no benefits and may pose health risks,particularly for weakened kidneys.​

Accepted Answer

A) True 
 B)False

Question 3

When amino acids are degraded for energy,their amine groups are stripped off and used elsewhere or incorporated by the liver into:​

Accepted Answer

A)  urea.
B)  glucose.
C)  ​glycogen.
D)  bile.​
E)  ​urine.F) A) and E)
G) A) and D)

Question 4

A child suffering from protein deficiency develops edema.This is an example of protein's role in:​

Accepted Answer

A)  supporting growth and maintenance.
B)  building enzymes and hormones.
C)  ​maintaining fluid and electrolyte balance.
D)  ​maintaining acid-base balance.
E)  ​maintaining pH balance.F) None of the above
G) A) and B)

Question 5

Legumes are a good source of protein,many B vitamins,iron,and other minerals,making them exceptionally nutritious foods.​

Accepted Answer

A) True 
 B)False

Question 6

When considering the digestion and absorption of proteins,it is important to know that:​

Accepted Answer

A)  proteins are broken down into individual amino acids and absorbed by all intestinal cell absorption sites at an equal rate.
B)  larger peptide molecules must be completely broken down into amino acids to be absorbed into the bloodstream from the intestine.
C)  ​cells in the small intestine absorb different types of amino acids at separate absorption sites,which causes competition by similar amino acids at these absorption sites.
D)  ​amino acids need a carrier in the bloodstream because they do not transport very well alone.
E)  ​protein digestion and absorption requires simultaneous ingestion of some form of carbohydrate.F) A) and E)
G) A) and B)

Question 7

The process of protein turnover includes:​

Accepted Answer

A)  excreting old amino acids that are left from cell breakdown.
B)  synthesizing intestinal cells,which live for 3 to 4 months.
C)  eating food sources of amino acids every day to grow new cells and replace worn-out ones.
D)  preserving all old amino acids in the body to be re-circulated.
E)  ​circulating proteins in the bloodstream to replenish peptide chains.F) B) and C)
G) D) and E)

Question 8

The growth of well-fed vegetarian children is similar to that of their meat-eating peers.​

Accepted Answer

A) True 
 B)False

Question 9

All of the following cause denaturation of proteins except:​

Accepted Answer

A)  bases.
B)  heat.
C)  ​alcohol.
D)  ​light.
E)  ​salts of heavy metals.F) A) and B)
G) C) and E)

Question 10

The body normally makes tyrosine from the essential amino acid:​

Accepted Answer

A)  leucine.
B)  lysine.
C)  ​isoleucine.
D)  ​valine.
E)  ​phenylalanine.F) A) and D)
G) A) and E)

Question 11

A 135-pound woman who is 38 years old needs how much protein?​

Accepted Answer

A)  49 grams/day
B)  56 grams/day
C)  ​86 grams/day
D)  ​110 grams/day
E)  ​135 grams/dayF) D) and E)
G) B) and E)

Question 12

Removing the grain protein gluten from the diet has been shown to:​

Accepted Answer

A)  resolve digestive problems in people with celiac disease.
B)  help with weight loss in people trying to lose weight.
C)  ​reduce problems with insomnia.
D)  ​reduce cancer risk.
E)  ​cause protein deficiency.F) None of the above
G) A) and E)

Question 13

For the majority of exercisers,adding excess protein or amino acid supplements to an adequate diet will stimulate muscle building.​

Accepted Answer

A) True 
 B)False

Question 14

Some foods are so high in acid that they are capable of making the acid in the stomach even stronger.​

Accepted Answer

A) True 
 B)False

Question 15

Growing children are in negative nitrogen balance because they need more protein for adding blood,bone,and muscle cells.​

Accepted Answer

A) True 
 B)False

Question 16

The DRI for protein for healthy adults is _____ gram(s) per kilogram of body weight.​

Accepted Answer

A)  1.0
B)  1.5
C)  ​0.5
D)  ​2.0
E)  ​0.8F) C) and D)
G) A) and B)

Question 17

For athletes,the path to bigger muscles includes​

Accepted Answer

A)  less protein and more carbohydrate than is recommended for non-athletes.
B)  extra protein without physical work.
C)  ​vigorous physical training.
D)  ​well-timed meals,which directly stimulate protein synthesis.
E)  ​small doses of protein supplements after workouts.F) A) and D)
G) C) and D)

Question 18

What is the DRI for protein for a 40-year-old male who is 6'4" tall and weighs 180 pounds?​

Accepted Answer

A)  34 grams
B)  49 grams
C)  ​65 grams
D)  ​144 grams
E)  ​180 gramsF) D) and E)
G) None of the above

Question 19

When a person ingests a large dose of any single amino acid,absorption of others of its type may be limited.​

Accepted Answer

A) True 
 B)False

Question 20

The body is able to make all of the 20 amino acids needed from fragments derived from carbohydrate and fat.​

Accepted Answer

A) True 
 B)False

Exam 6: The Proteins and Amino Acids

Overconsumption of protein-rich foods offers no benefits and may pose health risks,particularly for weakened kidneys.​

Correct AnswerverifiedShow Answer

Removing the grain protein gluten from the diet has been shown to:​

Correct AnswerverifiedShow Answer

For athletes,the path to bigger muscles includes​

Correct AnswerverifiedShow Answer

The process of protein turnover includes:​

Correct AnswerverifiedShow Answer

The DRI for protein for healthy adults is _____ gram(s) per kilogram of body weight.​

Correct AnswerverifiedShow Answer

When considering the digestion and absorption of proteins,it is important to know that:​

Correct AnswerverifiedShow Answer

The body normally makes tyrosine from the essential amino acid:​

Correct AnswerverifiedShow Answer

Growing children are in negative nitrogen balance because they need more protein for adding blood,bone,and muscle cells.​

Correct AnswerverifiedShow Answer

Sickle-cell disease is an example of an inherited variation in the amino acid sequence.​

Correct AnswerverifiedShow Answer

The body is able to make all of the 20 amino acids needed from fragments derived from carbohydrate and fat.​

Correct AnswerverifiedShow Answer

All of the following cause denaturation of proteins except:​

Correct AnswerverifiedShow Answer

When a person ingests a large dose of any single amino acid,absorption of others of its type may be limited.​

Correct AnswerverifiedShow Answer

Legumes are a good source of protein,many B vitamins,iron,and other minerals,making them exceptionally nutritious foods.​

Correct AnswerverifiedShow Answer

When amino acids are degraded for energy,their amine groups are stripped off and used elsewhere or incorporated by the liver into:​

Correct AnswerverifiedShow Answer

For the majority of exercisers,adding excess protein or amino acid supplements to an adequate diet will stimulate muscle building.​

Correct AnswerverifiedShow Answer

The growth of well-fed vegetarian children is similar to that of their meat-eating peers.​

Correct AnswerverifiedShow Answer

Some foods are so high in acid that they are capable of making the acid in the stomach even stronger.​

Correct AnswerverifiedShow Answer

A 135-pound woman who is 38 years old needs how much protein?​

Correct AnswerverifiedShow Answer

What is the DRI for protein for a 40-year-old male who is 6'4" tall and weighs 180 pounds?​

Correct AnswerverifiedShow Answer

A child suffering from protein deficiency develops edema.This is an example of protein's role in:​

Correct AnswerverifiedShow Answer

Overconsumption of protein-rich foods offers no benefits and may pose health risks,particularly for weakened kidneys.

Correct Answer
verified

Removing the grain protein gluten from the diet has been shown to:

Correct Answer
verified

For athletes,the path to bigger muscles includes

Correct Answer
verified

The process of protein turnover includes:

Correct Answer
verified

The DRI for protein for healthy adults is _____ gram(s) per kilogram of body weight.

Correct Answer
verified

When considering the digestion and absorption of proteins,it is important to know that:

Correct Answer
verified

The body normally makes tyrosine from the essential amino acid:

Correct Answer
verified

Growing children are in negative nitrogen balance because they need more protein for adding blood,bone,and muscle cells.

Correct Answer
verified

Sickle-cell disease is an example of an inherited variation in the amino acid sequence.

Correct Answer
verified

The body is able to make all of the 20 amino acids needed from fragments derived from carbohydrate and fat.

Correct Answer
verified

All of the following cause denaturation of proteins except:

Correct Answer
verified

When a person ingests a large dose of any single amino acid,absorption of others of its type may be limited.

Correct Answer
verified

Legumes are a good source of protein,many B vitamins,iron,and other minerals,making them exceptionally nutritious foods.

Correct Answer
verified

When amino acids are degraded for energy,their amine groups are stripped off and used elsewhere or incorporated by the liver into:

Correct Answer
verified

For the majority of exercisers,adding excess protein or amino acid supplements to an adequate diet will stimulate muscle building.

Correct Answer
verified

The growth of well-fed vegetarian children is similar to that of their meat-eating peers.

Correct Answer
verified

Some foods are so high in acid that they are capable of making the acid in the stomach even stronger.

Correct Answer
verified

A 135-pound woman who is 38 years old needs how much protein?

Correct Answer
verified

What is the DRI for protein for a 40-year-old male who is 6'4" tall and weighs 180 pounds?

Correct Answer
verified

A child suffering from protein deficiency develops edema.This is an example of protein's role in:

Correct Answer
verified