Question 1

Amino acids are "wasted" (not used to build protein or nitrogen-containing compounds)in the body whenever there is:​

Accepted Answer

A) inadequate dietary sodium or potassium. 
B) too much energy from dietary carbohydrate and fat. 
C) ​too great a variety of amino acids supplied by the diet. 
D) ​too much dietary protein. 
E) ​adequate high-quality protein in the diet. 
A) inadequate dietary sodium or potassium. 
B) too much energy from dietary carbohydrate and fat. 
C) ​too great a variety of amino acids supplied by the diet. 
D) ​too much dietary protein. 
E) ​adequate high-quality protein in the diet.

Question 2

Which statement about the role of protein in a weight-loss plan is accurate?​

Accepted Answer

A) Protein should contribute 65 percent or more of the calories. 
B) There is no evidence that protein helps control the appetite. 
C) It is the proper proportion of nutrients that brings about long-term weight loss. 
D) ​Meeting protein recommendations during weight loss is critical for preserving lean tissues. 
E) ​Total energy expenditure is more important than energy intake. 
A) Protein should contribute 65 percent or more of the calories. 
B) There is no evidence that protein helps control the appetite. 
C) It is the proper proportion of nutrients that brings about long-term weight loss. 
D) ​Meeting protein recommendations during weight loss is critical for preserving lean tissues. 
E) ​Total energy expenditure is more important than energy intake.

Question 3

Which of the following is not associated with an excess of protein?​

Accepted Answer

A) enlarged livers in humans 
B) enlarged kidneys in animals 
C) ​worsening of existing kidney problems 
D) ​high-fat foods that contribute to obesity 
E) ​increased use of amino acids for energy 
A) enlarged livers in humans 
B) enlarged kidneys in animals 
C) ​worsening of existing kidney problems 
D) ​high-fat foods that contribute to obesity 
E) ​increased use of amino acids for energy

Question 4

Explain how proteins help to regulate the quantity of fluids in the compartments of the body to maintain fluid and electrolyte balance.​

Accepted Answer

Proteins help to maintain the fluid and

Question 5

The sequences of amino acids that make up a protein molecule are specified by:​

Accepted Answer

A) the diet. 
B) age. 
C) ​gender. 
D) ​genes. 
E) ​sex. 
A) the diet. 
B) age. 
C) ​gender. 
D) ​genes. 
E) ​sex.

Question 6

The recycling system for amino acids in the body is primarily used to:​

Accepted Answer

A) provide fuel for the cells to spare glucose. 
B) convert nonessential amino acids into essential amino acids. 
C) ​provide the cells with materials to build body proteins. 
D) ​add protein to muscles when there is a shortage of energy from foods. 
E) ​produce immune proteins. 
A) provide fuel for the cells to spare glucose. 
B) convert nonessential amino acids into essential amino acids. 
C) ​provide the cells with materials to build body proteins. 
D) ​add protein to muscles when there is a shortage of energy from foods. 
E) ​produce immune proteins.

Question 7

Which of the following food categories contribute an abundance of high-quality protein?​

Accepted Answer

A) vegetables and fruits 
B) milk and fruits 
C) ​meat alone;other categories provide low-quality protein 
D) ​grains and vegetables 
E) ​milk and meat 
A) vegetables and fruits 
B) milk and fruits 
C) ​meat alone;other categories provide low-quality protein 
D) ​grains and vegetables 
E) ​milk and meat

Question 8

Of the following foods,which likely contains the most easily digestible protein?​

Accepted Answer

A) oats 
B) tuna 
C) ​potatoes 
D) ​peanuts 
E) ​whole wheat 
A) oats 
B) tuna 
C) ​potatoes 
D) ​peanuts 
E) ​whole wheat

Question 9

Which of the following provides amino acids that are best absorbed by the body?​

Accepted Answer

A) poultry 
B) vegetables 
C) ​fruits 
D) ​legumes 
E) ​grains 
A) poultry 
B) vegetables 
C) ​fruits 
D) ​legumes 
E) ​grains

Question 10

The DRI for protein is determined using:​

Accepted Answer

A) height.​ 
B) activity level. 
C) ​body size. 
D) ​sex. 
A) height.​ 
B) activity level. 
C) ​body size. 
D) ​sex.

Question 11

If amino acids are oversupplied:​

Accepted Answer

A) muscle tissue formation is accelerated. 
B) the body converts amino acid residues to extra blood proteins. 
C) ​they are filtered from the blood and excreted by the kidneys. 
D) ​the body removes and excretes their amine groups. 
E) ​the body stores them until they are needed. 
A) muscle tissue formation is accelerated. 
B) the body converts amino acid residues to extra blood proteins. 
C) ​they are filtered from the blood and excreted by the kidneys. 
D) ​the body removes and excretes their amine groups. 
E) ​the body stores them until they are needed.

Question 12

Proteins attract water and hold it within blood vessels,preventing it from freely flowing into the spaces between the cells.This is an example of how protein is used for:​

Accepted Answer

A) building enzymes,hormones,and other compounds. 
B) supporting growth and maintenance. 
C) ​maintaining fluid and electrolyte balance. 
D) ​maintaining pH balance. 
E) ​building antibodies. 
A) building enzymes,hormones,and other compounds. 
B) supporting growth and maintenance. 
C) ​maintaining fluid and electrolyte balance. 
D) ​maintaining pH balance. 
E) ​building antibodies.

Question 13

Sound nutrition authorities acknowledge that well-chosen vegetarian diets are consistent with good health and can meet nutrient needs.​

Accepted Answer

A) True 
 B)False

Question 14

The strategy of combining two _____ plant protein sources permits the amino acids in one food to make up for those lacking in the other food.​

Accepted Answer

A) complete 
B) whole-grain 
C) ​complementary 
D) ​indigestible 
E) ​high-tryptophan 
A) complete 
B) whole-grain 
C) ​complementary 
D) ​indigestible 
E) ​high-tryptophan

Question 15

Without critical essential amino acids to perform their roles,many of the body's life-sustaining activities would come to a halt.​

Accepted Answer

A) True 
 B)False

Question 16

Which of the following cooking methods would you use to increase the digestibility of protein?​

Accepted Answer

A) grilling 
B) smoking​ 
C) ​frying 
D) ​stewing 
E) ​baking 
A) grilling 
B) smoking​ 
C) ​frying 
D) ​stewing 
E) ​baking

Question 17

The best way to ensure adequate absorption of dietary iron when consuming soy products is to:​

Accepted Answer

A) include leafy greens because the iron they contain is absorbed readily. 
B) avoid dried fruits because they interfere with iron absorption. 
C) include vitamin C-rich foods because they enhance absorption of iron. 
D) ​consume three times the amount of iron recommended for meat eaters. 
E) ​include eggs and cheese at least three times a week as an iron supplement. 
A) include leafy greens because the iron they contain is absorbed readily. 
B) avoid dried fruits because they interfere with iron absorption. 
C) include vitamin C-rich foods because they enhance absorption of iron. 
D) ​consume three times the amount of iron recommended for meat eaters. 
E) ​include eggs and cheese at least three times a week as an iron supplement.

Question 18

Poorly-planned vegetarian diets typically lack all of the following except:​

Accepted Answer

A) calcium. 
B) vitamin B₁₂. 
C) ​zinc. 
D) ​folate. 
E) ​iron. 
A) calcium. 
B) vitamin B₁₂. 
C) ​zinc. 
D) ​folate. 
E) ​iron.

Question 19

Discuss consequences of protein deficiency.​

Accepted Answer

When diets lack sufficient protein from

Amino acids are "wasted" (not used to build protein or nitrogen-containing compounds)in the body whenever there is:

Which statement about the role of protein in a weight-loss plan is accurate?

Which of the following is not associated with an excess of protein?

Explain how proteins help to regulate the quantity of fluids in the compartments of the body to maintain fluid and electrolyte balance.

The sequences of amino acids that make up a protein molecule are specified by:

The recycling system for amino acids in the body is primarily used to:

Which of the following food categories contribute an abundance of high-quality protein?

Of the following foods,which likely contains the most easily digestible protein?

Which of the following provides amino acids that are best absorbed by the body?

The DRI for protein is determined using:

If amino acids are oversupplied:

Proteins attract water and hold it within blood vessels,preventing it from freely flowing into the spaces between the cells.This is an example of how protein is used for:

Sound nutrition authorities acknowledge that well-chosen vegetarian diets are consistent with good health and can meet nutrient needs.

The strategy of combining two _____ plant protein sources permits the amino acids in one food to make up for those lacking in the other food.

Without critical essential amino acids to perform their roles,many of the body's life-sustaining activities would come to a halt.

Which of the following cooking methods would you use to increase the digestibility of protein?

The best way to ensure adequate absorption of dietary iron when consuming soy products is to:

Poorly-planned vegetarian diets typically lack all of the following except:

Discuss consequences of protein deficiency.

Food Choices and Human Health

Nutrition Tools Standards and Guidelines

The Remarkable Body

The Carbohydrates Sugar Starch Glycogen and Fiber

The Lipids Fats Oils Phospholipids and Sterols

The Vitamins

Water and Minerals

Energy Balance and Healthy Body Weight

Performance Nutrition

Diet and Health

Food Safety and Food Technology

Life Cycle Nutrition Mother and Infant

Child Teen and Older Adult

Hunger and the Global Environment

Filters

Exam 6: The Proteins and Amino Acids