Question 1

The typical American diet supplies approximately what percentage of protein as essential amino acids?

Accepted Answer

A) 25% 
B) 40% 
C) 50% 
D) 10% 
A) 25% 
B) 40% 
C) 50% 
D) 10%

Question 2

Because the ______ diet is recognized as being low in meat,rich in fresh fruit and vegetables,low in added sugar and saturated fatty acids,it has been recommended as a sustainable alternative to the MyPlate dietary pattern.

Accepted Answer

A) Canadian 
B) Mediterranean 
C) Asian 
D) European 
A) Canadian 
B) Mediterranean 
C) Asian 
D) European

Question 3

Proteins that bind to foreign proteins in the body are

Accepted Answer

A) enzymes. 
B) antibodies. 
C) hormones. 
D) collagen. 
A) enzymes. 
B) antibodies. 
C) hormones. 
D) collagen.

Question 4

The disease phenylketonuria (PKU)illustrates how a nonessential amino acid can become conditionally essential as a result of a genetic disease.A person with PKU has a limited ability to metabolize the essential amino acid

Accepted Answer

A) phenylalanine. 
B) lysine. 
C) methionine. 
D) ascorbic acid. 
A) phenylalanine. 
B) lysine. 
C) methionine. 
D) ascorbic acid.

Question 5

Denaturation refers to

Accepted Answer

A) alteration of the three-dimensional structure of a protein. 
B) digestion of a polypeptide chain into individual amino acids. 
C) joining of two amino acids to form a dipeptide. 
D) removal of the amino group from an amino acid. 
A) alteration of the three-dimensional structure of a protein. 
B) digestion of a polypeptide chain into individual amino acids. 
C) joining of two amino acids to form a dipeptide. 
D) removal of the amino group from an amino acid.

Question 6

What enzyme is released by the stomach to digest protein?

Accepted Answer

A) Pepsin 
B) Lipase 
C) Amylase 
D) Trypsin 
A) Pepsin 
B) Lipase 
C) Amylase 
D) Trypsin

Question 7

Which of the following is true about protein intake in the United States?

Accepted Answer

A) Plant sources of protein predominate in the United States. 
B) We eat less animal sources of protein than people in Asia and Africa. 
C) About 70% of the protein we eat in the United States comes from animal products. 
D) Chicken is our main animal source of protein. 
A) Plant sources of protein predominate in the United States. 
B) We eat less animal sources of protein than people in Asia and Africa. 
C) About 70% of the protein we eat in the United States comes from animal products. 
D) Chicken is our main animal source of protein.

Question 8

A protein that acts as a hormone is

Accepted Answer

A) insulin. 
B) trypsin. 
C) pepsin. 
D) hemoglobin. 
A) insulin. 
B) trypsin. 
C) pepsin. 
D) hemoglobin.

Question 9

Match between columns
                        Premises: Amino acids that can be synthesized by a healthy body in sufficient amounts
Amino acids that cannot be synthesized by humans in sufficient amounts and therefore must be included in the diet
A disease that results from consuming an insufficient amount of protein and energy
Dietary proteins that are low in or lack one or more essential amino acids
A disease that results from consuming marginal energy and considerably insufficient protein despite high needs
The essential amino acid in lowest concentration in a food relative to body needs
A physical state in which protein intake is equal to related protein losses
Dietary proteins that contain ample amounts of all nine essential amino acids
A buildup of fluids in extracellular spaces
Two food protein sources that make up for each other's inadequate supply of specific essential amino acids

Accepted Answer

The Answer of Edema and Kwashiorkor and Protein equilibrium and is...

Question 10

Which of the following is a true statement about the digestion and absorption of proteins?

Accepted Answer

A) Polypeptide chains are digested to yield individual amino acids,which can be absorbed into the blood. 
B) Polypeptide chains are digested to yield dipeptides,which can be absorbed into the blood. 
C) Many whole proteins are absorbed by phagocytosis and enter the blood. 
D) The products of protein digestion are first absorbed into the lymphatic system,which empties into the blood. 
A) Polypeptide chains are digested to yield individual amino acids,which can be absorbed into the blood. 
B) Polypeptide chains are digested to yield dipeptides,which can be absorbed into the blood. 
C) Many whole proteins are absorbed by phagocytosis and enter the blood. 
D) The products of protein digestion are first absorbed into the lymphatic system,which empties into the blood.

Question 11

The basic building block of a protein is called a(n)

Accepted Answer

A) fatty acid. 
B) monosaccharide. 
C) amino acid. 
D) keto acid. 
A) fatty acid. 
B) monosaccharide. 
C) amino acid. 
D) keto acid.

Question 12

Insulin is one example of a protein that acts as

Accepted Answer

A) an antioxidant. 
B) an enzyme. 
C) a hormone. 
D) an antibody. 
A) an antioxidant. 
B) an enzyme. 
C) a hormone. 
D) an antibody.

Question 13

Which of the following describes the fate of excess protein?

Accepted Answer

A) It is stored as glycogen. 
B) It is excreted via sweat glands. 
C) It is stored as fat. 
D) It is used for heat. 
A) It is stored as glycogen. 
B) It is excreted via sweat glands. 
C) It is stored as fat. 
D) It is used for heat.

Question 14

If Betty wants to eat the most nutrient-dense source of protein,she would consume

Accepted Answer

A) whole milk. 
B) beef. 
C) tuna. 
D) egg yolks. 
A) whole milk. 
B) beef. 
C) tuna. 
D) egg yolks.

Question 15

High protein diets may be harmful for

Accepted Answer

A) those with kidney disease. 
B) athletes. 
C) the elderly. 
D) body builders. 
A) those with kidney disease. 
B) athletes. 
C) the elderly. 
D) body builders.

Question 16

In the case of sickle cell anemia,the slight alterations in the DNA of red blood cells lead to

Accepted Answer

A) defects in the membranes of these cells. 
B) changes in the structure of the protein hemoglobin. 
C) poor use of glucose for energy. 
D) inability of the cells to make protein. 
A) defects in the membranes of these cells. 
B) changes in the structure of the protein hemoglobin. 
C) poor use of glucose for energy. 
D) inability of the cells to make protein.

Question 17

The chemical bond joining two amino acids is called a(n)________ bond.

Accepted Answer

A) glycosidic 
B) ionic 
C) amino 
D) peptide 
A) glycosidic 
B) ionic 
C) amino 
D) peptide

Question 18

Which of the following is true about an incomplete protein source?

Accepted Answer

A) It,by definition,lacks all essential amino acids. 
B) It can support body growth and maintenance by itself. 
C) To adequately meet protein needs from incomplete protein sources,a person would have to eat two complementary proteins. 
D) Lower quantities of this source could be eaten to get adequate quantities of essential amino acids. 
A) It,by definition,lacks all essential amino acids. 
B) It can support body growth and maintenance by itself. 
C) To adequately meet protein needs from incomplete protein sources,a person would have to eat two complementary proteins. 
D) Lower quantities of this source could be eaten to get adequate quantities of essential amino acids.

Question 19

Which of the following is true of high-quality protein?

Accepted Answer

A) It contains all of the essential amino acids. 
B) It provides 7 kcal/g of energy. 
C) It cannot support body maintenance. 
D) It is found only in foods of plant origin. 
A) It contains all of the essential amino acids. 
B) It provides 7 kcal/g of energy. 
C) It cannot support body maintenance. 
D) It is found only in foods of plant origin.

Question 20

The RDA for protein translates into approximately what percentage of total daily kilocalorie needs?

Accepted Answer

A) 5% 
B) 10% 
C) 15% 
D) 20% 
A) 5% 
B) 10% 
C) 15% 
D) 20%

The typical American diet supplies approximately what percentage of protein as essential amino acids?

Because the ______ diet is recognized as being low in meat,rich in fresh fruit and vegetables,low in added sugar and saturated fatty acids,it has been recommended as a sustainable alternative to the MyPlate dietary pattern.

Proteins that bind to foreign proteins in the body are

The disease phenylketonuria (PKU)illustrates how a nonessential amino acid can become conditionally essential as a result of a genetic disease.A person with PKU has a limited ability to metabolize the essential amino acid

Denaturation refers to

What enzyme is released by the stomach to digest protein?

Which of the following is true about protein intake in the United States?

A protein that acts as a hormone is

Which of the following is a true statement about the digestion and absorption of proteins?

The basic building block of a protein is called a(n)

Insulin is one example of a protein that acts as

Which of the following describes the fate of excess protein?

If Betty wants to eat the most nutrient-dense source of protein,she would consume

High protein diets may be harmful for

In the case of sickle cell anemia,the slight alterations in the DNA of red blood cells lead to

The chemical bond joining two amino acids is called a(n)________ bond.

Which of the following is true about an incomplete protein source?

Which of the following is true of high-quality protein?

The RDA for protein translates into approximately what percentage of total daily kilocalorie needs?

Nutrition, food Choices, and Health

Designing a Healthy Dietary Pattern

The Human Body: A Nutrition Perspective

Carbohydrates

Lipids

Energy Balance and Weight Control

Overview of Micronutrients and Phytochemicals

Fluid and Electrolyte Balance

Nutrients Involved in Body Defenses

Nutrients Involved in Bone Health

Micronutrient Function in Energy Metabolism

Nutrients That Support Blood and Brain Health

Nutrition: Fitness and Sports

Eating Disorders

Undernutrition Throughout the World

Safety of Our Food Supply

Nutrition During Pregnancy and Breastfeeding

Nutrition From Infancy Through Adolescence

Nutrition During Adulthood

Filters

Exam 6: Proteins

The typical American diet supplies approximately what percentage of protein as essential amino acids?

Because the ______ diet is recognized as being low in meat,rich in fresh fruit and vegetables,low in added sugar and saturated fatty acids,it has been recommended as a sustainable alternative to the MyPlate dietary pattern.

Proteins that bind to foreign proteins in the body are

The disease phenylketonuria (PKU)illustrates how a nonessential amino acid can become conditionally essential as a result of a genetic disease.A person with PKU has a limited ability to metabolize the essential amino acid

Denaturation refers to

What enzyme is released by the stomach to digest protein?

Which of the following is true about protein intake in the United States?

A protein that acts as a hormone is

Which of the following is a true statement about the digestion and absorption of proteins?

The basic building block of a protein is called a(n)

Insulin is one example of a protein that acts as

Which of the following describes the fate of excess protein?

If Betty wants to eat the most nutrient-dense source of protein,she would consume

High protein diets may be harmful for

In the case of sickle cell anemia,the slight alterations in the DNA of red blood cells lead to

The chemical bond joining two amino acids is called a(n)________ bond.

Which of the following is true about an incomplete protein source?

Which of the following is true of high-quality protein?

The RDA for protein translates into approximately what percentage of total daily kilocalorie needs?

Nutrition, food Choices, and Health

Designing a Healthy Dietary Pattern

The Human Body: A Nutrition Perspective

Carbohydrates

Lipids

Energy Balance and Weight Control

Overview of Micronutrients and Phytochemicals

Fluid and Electrolyte Balance

Nutrients Involved in Body Defenses

Nutrients Involved in Bone Health

Micronutrient Function in Energy Metabolism

Nutrients That Support Blood and Brain Health

Nutrition: Fitness and Sports

Eating Disorders

Undernutrition Throughout the World

Safety of Our Food Supply

Nutrition During Pregnancy and Breastfeeding

Nutrition From Infancy Through Adolescence

Nutrition During Adulthood

Filters