Question 1

Because the DNA cannot leave the nucleus to get to the ribosomes,the genes for proteins must be transcribed into ______ that can leave the nucleus.

Accepted Answer

A)  amino acids
B)  chromosomes
C)  mRNA
D)  tRNAE) A) and C)
F) B) and C)

Question 2

A vegetarian who excludes animal flesh but consumes such products as milk and eggs is referred to as a(n)

Accepted Answer

A)  lactovegetarian.
B)  lactoovovegetarian.
C)  vegan.
D)  ovovegetarian.E) A) and D)
F) A) and B)

Question 3

An illness that results from a malfunction of the red blood cell because of an incorrect structure in parts of the hemoglobin protein chain is called

Accepted Answer

A)  marasmus.
B)  kwashiorkor.
C)  sickle cell anemia.
D)  megaloblastic anemia.E) A) and D)
F) None of the above

Question 4

The most reliable source of vitamin B12 for the vegan would be

Accepted Answer

A)  fortified soybean milk.
B)  milk.
C)  cheese.
D)  eggs.E) None of the above
F) A) and D)

Question 5

The American Institute for Cancer Research promotes "The New American Plate," which includes plant-based foods covering _______ of the plate and meat,fish,poultry,or low-fat dairy covering _______ of the plate.

Accepted Answer

A)  one-half;one-half
B)  three-quarters (or more) ;one-quarter (or less) 
C)  two-thirds (or more) ;one-third (or less) 
D)  one-third (or less) ;two-thirds (or more) E) A) and B)
F) A) and C)

Question 6

Jackie is an alcoholic.Her liver has been damaged to such a degree that it cannot produce the appropriate blood proteins for fluid balance.She develops a condition called edema,which is

Accepted Answer

A)  extreme thirst.
B)  the build up of fluids in extracellular spaces.
C)  loss of muscle mass.
D)  cardiovascular disease.E) A) and C)
F) B) and C)

Question 7

Three dietary advantages of plant protein sources over animal sources are: (1) they are a good source of dietary fiber,(2) they are low in saturated fat,and (3) they contain no

Accepted Answer

A)  cellulose.
B)  collagen.
C)  cholesterol.
D)  caffeine.E) A) and D)
F) A) and C)

Question 8

The chemical element found in all amino acids but not found in either carbohydrates or fats is

Accepted Answer

A)  carbon.
B)  nitrogen.
C)  oxygen.
D)  hydrogen.E) None of the above
F) B) and D)

Question 9

If a food does not contain the necessary amounts of a certain amino acid to meet a body need,that amino acid is referred to as a(n)

Accepted Answer

A)  complementary amino acid.
B)  essential amino acid.
C)  limiting amino acid.
D)  dispensable amino acid.E) C) and D)
F) None of the above

Question 10

A vegetarian who eats only plant foods is a(n)

Accepted Answer

A)  lactoovovegetarian.
B)  lactovegetarian.
C)  vegan.
D)  ovovegetarian.E) B) and C)
F) B) and D)

Question 11

When protein consumption is in excess of body needs and energy needs are met,the excess amino acids are metabolized and the energy in the molecule is

Accepted Answer

A)  stored as fat.
B)  excreted in the urine.
C)  stored as amino acids in muscle.
D)  stored as amino acids in the liver.E) C) and D)
F) All of the above

Question 12

Amino acids are transported via the _______ vein to the liver.

Accepted Answer

A)  subclavian
B)  renal
C)  intestinal
D)  portalE) None of the above
F) A) and D)

Question 13

If the diet is lacking an essential amino acid,what will be the course of action?

Accepted Answer

A)  Body cells will synthesize it.
B)  Protein synthesis will be limited.
C)  Health will not be affected as long as other nutrients are adequate.
D)  Proteins will be made but they will lack that particular amino acid.E) A) and B)
F) A) and C)

Question 14

If the carbohydrate content of the diet is insufficient to meet the body's needs for glucose,which of the following can be converted to glucose?

Accepted Answer

A)  Urea
B)  Fatty acids
C)  Amino acids
D)  KetonesE) B) and D)
F) A) and D)

Question 15

When there is a need for increased dietary protein during pregnancy or lactation,which of the following foods would be least desirable?

Accepted Answer

A)  Eggs
B)  Dried beans
C)  Gelatin
D)  BeefE) B) and C)
F) All of the above

Question 16

Many legumes are deficient in the essential amino-acid ______,while grains are limited in lysine.

Accepted Answer

A)  methionine
B)  alanine
C)  lysine
D)  arginineE) B) and D)
F) A) and B)

Question 17

Edema appears when there is a severe lack of dietary protein because

Accepted Answer

A)  sodium is retained in the body.
B)  blood protein levels fall and fluid shifts to the tissues.
C)  blood protein levels increase and force fluid into the tissues.
D)  increased protein synthesis occurs in tissues causing fluid to flow into them from the blood.E) B) and C)
F) C) and D)

Question 18

An association between _______ consumption and total mortality,as well as premature mortality caused by cardiovascular disease and cancer,has been found in men and women.

Accepted Answer

A)  turkey
B)  tuna
C)  chicken
D)  red meatE) A) and B)
F) B) and D)

Question 19

When comparing plant sources of protein to animal sources,we could say

Accepted Answer

A)  plant sources tend to be higher in saturated fat.
B)  plant sources tend to be higher in cholesterol.
C)  animal sources tend to be higher in phytochemicals.
D)  plant sources tend to be higher in dietary fiber.E) None of the above
F) A) and B)

Question 20

The nitrogen from amino acid breakdown is

Accepted Answer

A)  stored in the liver.
B)  oxidized to carbohydrate.
C)  converted to urea.
D)  converted to fat.E) C) and D)
F) A) and D)

Exam 6: Proteins

An association between _______ consumption and total mortality,as well as premature mortality caused by cardiovascular disease and cancer,has been found in men and women.

Correct AnswerverifiedShow Answer

If the diet is lacking an essential amino acid,what will be the course of action?

Correct AnswerverifiedShow Answer

Amino acids are transported via the _______ vein to the liver.

Correct AnswerverifiedShow Answer

Because the DNA cannot leave the nucleus to get to the ribosomes,the genes for proteins must be transcribed into ______ that can leave the nucleus.

Correct AnswerverifiedShow Answer

When comparing plant sources of protein to animal sources,we could say

Correct AnswerverifiedShow Answer

Three dietary advantages of plant protein sources over animal sources are: (1) they are a good source of dietary fiber,(2) they are low in saturated fat,and (3) they contain no

Correct AnswerverifiedShow Answer

A vegetarian who excludes animal flesh but consumes such products as milk and eggs is referred to as a(n)

Correct AnswerverifiedShow Answer

If a food does not contain the necessary amounts of a certain amino acid to meet a body need,that amino acid is referred to as a(n)

Correct AnswerverifiedShow Answer

Edema appears when there is a severe lack of dietary protein because

Correct AnswerverifiedShow Answer

The most reliable source of vitamin B12 for the vegan would be

Correct AnswerverifiedShow Answer

The chemical element found in all amino acids but not found in either carbohydrates or fats is

Correct AnswerverifiedShow Answer

Many legumes are deficient in the essential amino-acid ______,while grains are limited in lysine.

Correct AnswerverifiedShow Answer

Jackie is an alcoholic.Her liver has been damaged to such a degree that it cannot produce the appropriate blood proteins for fluid balance.She develops a condition called edema,which is

Correct AnswerverifiedShow Answer

The American Institute for Cancer Research promotes "The New American Plate," which includes plant-based foods covering _______ of the plate and meat,fish,poultry,or low-fat dairy covering _______ of the plate.

Correct AnswerverifiedShow Answer

When there is a need for increased dietary protein during pregnancy or lactation,which of the following foods would be least desirable?

Correct AnswerverifiedShow Answer

When protein consumption is in excess of body needs and energy needs are met,the excess amino acids are metabolized and the energy in the molecule is

Correct AnswerverifiedShow Answer

The nitrogen from amino acid breakdown is

Correct AnswerverifiedShow Answer

An illness that results from a malfunction of the red blood cell because of an incorrect structure in parts of the hemoglobin protein chain is called

Correct AnswerverifiedShow Answer

A vegetarian who eats only plant foods is a(n)

Correct AnswerverifiedShow Answer

If the carbohydrate content of the diet is insufficient to meet the body's needs for glucose,which of the following can be converted to glucose?

Correct AnswerverifiedShow Answer

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The most reliable source of vitamin B₁₂ for the vegan would be

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The American Institute for Cancer Research promotes "The New American Plate," which includes plant-based foods covering _ of the plate and meat,fish,poultry,or low-fat dairy covering _ of the plate.

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