Question 1

How many grams of protein does a healthy 25-year-old female weighing 65 kg need each day? Show your calculation.

Accepted Answer

The current recommended dietary allowance for adults with a healthy body weight is 0.8 g of protein per kilogram of body weight per day.
65 × 0.8 = 52 g/d

Question 2

Which condition is most likely to produce negative nitrogen balance?

Accepted Answer

A) the third trimester of pregnancy 
B) growth following puberty 
C) an individual starting an resistance exercise training 
D) an elderly person bed ridden because of a hip fracture 
E) recovery from a fever 
A) the third trimester of pregnancy 
B) growth following puberty 
C) an individual starting an resistance exercise training 
D) an elderly person bed ridden because of a hip fracture 
E) recovery from a fever D

Question 3

Describe protein digestion in the stomach.

Accepted Answer

Hydrochloride produced by the stomach causes the denaturation of food proteins.Unfolding of food protein exposes peptide bonds,allowing the enzyme pepsin to bind and break peptide bonds.

Question 4

A patient with low protein intake has frequent illness and infections.You suspect this may be due to

Accepted Answer

A) not enough protein to support wound healing. 
B) not enough protein for antibody synthesis. 
C) not enough protein for tissue fluid balance. 
D) not enough protein for proper blood pH balance. 
E) not enough protein for hormone regulation. 
A) not enough protein to support wound healing. 
B) not enough protein for antibody synthesis. 
C) not enough protein for tissue fluid balance. 
D) not enough protein for proper blood pH balance. 
E) not enough protein for hormone regulation.

Question 5

What is the role of the kidneys in preventing increased blood ammonia with high protein intake?

Accepted Answer

A) conversion to urea and excretion in urine 
B) conversion to uric acid and excretion in the urine 
C) filtering of blood and excretion of urea in the urine 
D) excretion of ammonia and extra protein in the urine 
E) neutralization of uric acid to urea followed by excretion in the urine 
A) conversion to urea and excretion in urine 
B) conversion to uric acid and excretion in the urine 
C) filtering of blood and excretion of urea in the urine 
D) excretion of ammonia and extra protein in the urine 
E) neutralization of uric acid to urea followed by excretion in the urine

Question 6

Wheat does not contain enough lysine for protein synthesis.Therefore,wheat is

Accepted Answer

A) a nonessential protein. 
B) an incomplete protein. 
C) a limiting amino acid. 
D) an inadequate amino aciD. 
E) a dispensable protein. 
A) a nonessential protein. 
B) an incomplete protein. 
C) a limiting amino acid. 
D) an inadequate amino aciD. 
E) a dispensable protein.

Question 7

Which is the most important factor for determining an adult's protein requirement?

Accepted Answer

A) age 
B) height 
C) weight 
D) gender 
E) muscle and fat mass 
A) age 
B) height 
C) weight 
D) gender 
E) muscle and fat mass

Question 8

Plants generally contain low-quality protein.How can vegans prevent protein deficiency without having to rely on consuming soy or soy products?

Accepted Answer

Vegans practice protein comple

Question 9

Where do the amino acids that make up the amino acid pool come from,and what is the pool used for?

Accepted Answer

The amino acids in the amino acid pool c

Question 10

Amino acids differ based on

Accepted Answer

A) their peptide bonds. 
B) their central carbon location. 
C) their number of hydrogen groups. 
D) their side chain. 
E) their amino group. 
A) their peptide bonds. 
B) their central carbon location. 
C) their number of hydrogen groups. 
D) their side chain. 
E) their amino group.

Question 11

What two steps are required for protein synthesis?

Accepted Answer

A) translation and protein folding 
B) transcription and translation 
C) transcription and translocation 
D) translation and denaturation 
E) transcription and deamination 
A) translation and protein folding 
B) transcription and translation 
C) transcription and translocation 
D) translation and denaturation 
E) transcription and deamination

Question 12

A child suffering from protein malnutrition has a swollen belly appearance due to

Accepted Answer

A) eating too much fatty foods. 
B) eating too much starchy foods. 
C) not eating enough protein for tissue fluid balance. 
D) not eating enough protein for blood pH balance. 
E) not eating enough protein for lean body mass. 
A) eating too much fatty foods. 
B) eating too much starchy foods. 
C) not eating enough protein for tissue fluid balance. 
D) not eating enough protein for blood pH balance. 
E) not eating enough protein for lean body mass.

Question 13

George,who is 21 years old,weighs 90 kg,is a strict vegan,and has recently become a competitive body builder.Determine his protein requirements and come up with a menu plan to fit his lifestyle.

Accepted Answer

George, as a competitive bodybuilder, ha

Question 14

Which list contains only nonessential amino acids?

Accepted Answer

A) tryptophan,valine,phenylalanine 
B) methionine,threonine,histidine 
C) glycine,serine,arginine 
D) isoleucine,leucine,lysine 
E) arginine,histidine,lysine 
A) tryptophan,valine,phenylalanine 
B) methionine,threonine,histidine 
C) glycine,serine,arginine 
D) isoleucine,leucine,lysine 
E) arginine,histidine,lysine

Question 15

If a weight lifter consumes protein drinks beyond her caloric needs,what will happen to the extra protein?

Accepted Answer

A) Extra protein will increase lean body mass. 
B) Extra protein will be transformed into glucose. 
C) Extra protein will be transformed into glycogen. 
D) Extra protein will be transformed into fat. 
E) Extra protein will cause edema and fatty liver. 
A) Extra protein will increase lean body mass. 
B) Extra protein will be transformed into glucose. 
C) Extra protein will be transformed into glycogen. 
D) Extra protein will be transformed into fat. 
E) Extra protein will cause edema and fatty liver.

Question 16

What are some potential safety concerns about high-protein diets?

Accepted Answer

Individuals consuming high-protein diets

Question 17

Margaret,who is 55 years old and weights 55 kg,is worried about becoming frail,like her elderly mother,Martha.She is not active,but she consumes a high-protein diet of 1.5 g per kg of body weight per day from animal protein sources.Come up with a better plan and convince Margaret that it will improve her health.

Accepted Answer

Margaret, I understand your concerns abo

Question 18

The average American man consumes 100 g of protein per day,and the average American woman consumes 70 g of protein per day.Are these within the Acceptable Macronutrient Distribution Range for protein intake while on a 2,000 kcal diet? Show your calculations.

Accepted Answer

Yes,the ranges of 14% and 20% kcal are w

Question 19

An individual with diabetes decides to switch to a low-carbohydrate,high-protein diet.What is a safety concern involved with this switch?

Accepted Answer

With diabetes,the kidneys are at increas

Question 20

The Acceptable Macronutrient Distribution Range (AMDR)for protein intake while on a 2,000 calorie diet should be_____ calories.Show your calculations.

Accepted Answer

The AMDR for protein is 10% to

How many grams of protein does a healthy 25-year-old female weighing 65 kg need each day? Show your calculation.

Which condition is most likely to produce negative nitrogen balance?

Describe protein digestion in the stomach.

A patient with low protein intake has frequent illness and infections.You suspect this may be due to

What is the role of the kidneys in preventing increased blood ammonia with high protein intake?

Wheat does not contain enough lysine for protein synthesis.Therefore,wheat is

Which is the most important factor for determining an adult's protein requirement?

Plants generally contain low-quality protein.How can vegans prevent protein deficiency without having to rely on consuming soy or soy products?

Where do the amino acids that make up the amino acid pool come from,and what is the pool used for?

Amino acids differ based on

What two steps are required for protein synthesis?

A child suffering from protein malnutrition has a swollen belly appearance due to

George,who is 21 years old,weighs 90 kg,is a strict vegan,and has recently become a competitive body builder.Determine his protein requirements and come up with a menu plan to fit his lifestyle.

Which list contains only nonessential amino acids?

If a weight lifter consumes protein drinks beyond her caloric needs,what will happen to the extra protein?

What are some potential safety concerns about high-protein diets?

The average American man consumes 100 g of protein per day,and the average American woman consumes 70 g of protein per day.Are these within the Acceptable Macronutrient Distribution Range for protein intake while on a 2,000 kcal diet? Show your calculations.

An individual with diabetes decides to switch to a low-carbohydrate,high-protein diet.What is a safety concern involved with this switch?

The Acceptable Macronutrient Distribution Range (AMDR)for protein intake while on a 2,000 calorie diet should be_____ calories.Show your calculations.

The Science and Scope of Nutrition

Healthy Diets

Digestive System and Digestive Disorders

Carbohydrates

Nutrition and Diabetes

Lipids

Lipids in Health and Disease

Plant-Based Diets

Fat-Soluble Vitamins

Water-Soluble Vitamins

Dietary Supplements

Major Minerals and Water

Trace Minerals

Energy Balance and Obesity

Fitness and Sports Nutrition

Nutrition for Pregnancy, breastfeeding, and Infancy

Childhood Nutrition

The College Years

Food Safety and Food Security

Healthy Diets

Filters

Exam 8: Protein

How many grams of protein does a healthy 25-year-old female weighing 65 kg need each day? Show your calculation.

Which condition is most likely to produce negative nitrogen balance?

Describe protein digestion in the stomach.

A patient with low protein intake has frequent illness and infections.You suspect this may be due to

What is the role of the kidneys in preventing increased blood ammonia with high protein intake?

Wheat does not contain enough lysine for protein synthesis.Therefore,wheat is

Which is the most important factor for determining an adult's protein requirement?

Plants generally contain low-quality protein.How can vegans prevent protein deficiency without having to rely on consuming soy or soy products?

Where do the amino acids that make up the amino acid pool come from,and what is the pool used for?

Amino acids differ based on

What two steps are required for protein synthesis?

A child suffering from protein malnutrition has a swollen belly appearance due to

George,who is 21 years old,weighs 90 kg,is a strict vegan,and has recently become a competitive body builder.Determine his protein requirements and come up with a menu plan to fit his lifestyle.

Which list contains only nonessential amino acids?

If a weight lifter consumes protein drinks beyond her caloric needs,what will happen to the extra protein?

What are some potential safety concerns about high-protein diets?

The average American man consumes 100 g of protein per day,and the average American woman consumes 70 g of protein per day.Are these within the Acceptable Macronutrient Distribution Range for protein intake while on a 2,000 kcal diet? Show your calculations.

An individual with diabetes decides to switch to a low-carbohydrate,high-protein diet.What is a safety concern involved with this switch?

The Acceptable Macronutrient Distribution Range (AMDR)for protein intake while on a 2,000 calorie diet should be_____ calories.Show your calculations.

The Science and Scope of Nutrition

Healthy Diets

Digestive System and Digestive Disorders

Carbohydrates

Nutrition and Diabetes

Lipids

Lipids in Health and Disease

Plant-Based Diets

Fat-Soluble Vitamins

Water-Soluble Vitamins

Dietary Supplements

Major Minerals and Water

Trace Minerals

Energy Balance and Obesity

Fitness and Sports Nutrition

Nutrition for Pregnancy, breastfeeding, and Infancy

Childhood Nutrition

The College Years

Food Safety and Food Security

Healthy Diets

Filters