Question 1

Eric follows a vegetarian eating pattern,and he wants to know whether he needs to take any vitamin and mineral supplements.What would be most important to find out?

Accepted Answer

A)   Whether he includes complementary vegetable proteins
B)   Whether he follows a vegan eating pattern or eats some animal foods
C)   Whether his skin has regular exposure to sunlight
D)   Whether he relies on mostly natural or mostly processed foods

Question 2

Without vitamin B₆,the body would be unable to

Accepted Answer

A)   absorb amino acids.
B)   digest proteins.
C)   convert ammonia to urea.
D)   regulate acid-base balance.

Question 3

The sports coaches at a university are designing training diets for their teams.Why do they need to provide more protein for the men's rowing team than for the women's rowing team?

Accepted Answer

A)   The men's team is more active than is the women's team.
B)   The men's team has more lean body mass than does the women's team.
C)   The men's team has a higher metabolic rate than does the women's team.
D)   The men's team uses dietary protein less efficiently than does the women's team.

Question 4

During acute bacterial infections,patients need extra protein to manufacture

Accepted Answer

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

Question 5

An example of the lifestyle habit of "chaining" is

Accepted Answer

A)   gradually reducing intake of sugar-sweetened beverages.
B)   eating a piece of fruit with breakfast every day.
C)   keeping a record of all food and beverages eaten.
D)   involving all family members in choosing healthy foods.

Question 6

Most physically active adults in America do not need to eat more protein than inactive adults because

Accepted Answer

A)   exercise does not increase protein needs as long as energy needs are met.
B)   exercise increases the efficiency of recycling amino acids so that extra needs are met endogenously.
C)   most people have high enough protein intake to provide the extra protein needed for active muscles.
D)   most Americans are not sufficiently active to cause an increase in protein requirements.

Question 7

An example of a situation in which nitrogen balance is positive is

Accepted Answer

A)   aging.
B)   infection.
C)   starvation.
D)   pregnancy.

Question 8

Janet eats beans,grains,fruits,and vegetables,and milk.Her diet is considered

Accepted Answer

A)   lactovegetarian.
B)   ovolactovegetarian.
C)   flexitarian.
D)   vegan. A

Question 9

If a person were to eat a diet that provided carbohydrate,fat,and micronutrients,but very little protein,for example if he or she ate only whole-wheat pita bread with olive oil,

Accepted Answer

A)   the body would manufacture amino acids to make essential proteins from fatty acids and glycogen.
B)   body metabolism would decrease to conserve amino acids until protein intake was resumed.
C)   the liver would recirculate amino acids instead of breaking them down and excreting urea.
D)   the body would break down muscle tissue to provide amino acids to make essential proteins.

Question 10

If a man weighs 190 lb and eats 150 g protein per day,his protein intake is _____ of the Recommended Dietary Allowance (RDA) .

Accepted Answer

A)   less than 100%
B)   between 100% and 150%
C)   between 150% and 200%
D)   greater than 200%

Question 11

A small child has normal weight,but his arms and legs are thin,whereas his belly and face appear swollen.His mother tells you that the only food they have had in the house for the past 3 weeks is noodles and some bread.The child probably has

Accepted Answer

A)   malabsorption syndrome.
B)   acute infection.
C)   marasmus.
D)   kwashiorkor.

Question 12

The property of protein that is most important to its buffering properties is

Accepted Answer

A)   its ability to create osmotic pressure in intravascular,intracellular,and interstitial fluids.
B)   the fact that amino acids include both an acid carboxyl group and an amine base group.
C)   its ability to pump nutrients and other vital substances across cell membranes.
D)   its communication (hormones) and catalytic (enzyme) functions that help regulate body functions.

Question 13

Examples of individuals who may have an increased risk for malnutrition include

Accepted Answer

A)   inactive middle-aged men.
B)   sleep-deprived adolescents.
C)   children with chronic infections.
D)   breastfed infants.

Question 14

Some proteins contain an alpha helix,which is part of their _____ structure.

Accepted Answer

A)   primary
B)   secondary
C)   tertiary
D)   quaternary

Question 15

A person who follows a strict kosher diet would not eat

Accepted Answer

A)   macaroni and cheese.
B)   a cheeseburger and fries.
C)   a bean-and-cheese burrito.
D)   roast beef with mashed potatoes.

Question 16

The most accurate statement about amino acids is that

Accepted Answer

A)   most amino acids contain sulfur.
B)   they are stored in the liver for use when needed.
C)   essential amino acids cannot be manufactured by body cells.
D)   nonessential amino acids cannot be manufactured body cells. C

Question 17

The protein found in muscles whose function is similar to that of hemoglobin in blood is

Accepted Answer

A)   collagen.
B)   oxyglobin.
C)   myoglobin.
D)   myosin.

Question 18

An example of a food that contains complete protein is

Accepted Answer

A)   oatmeal.
B)   lentil soup.
C)   peanut butter.
D)   hard-boiled egg.

Question 19

For clients with phenylketonuria the most important part of treatment is to

Accepted Answer

A)   not eat any foods that contain phenylalanine.
B)   limit their phenylalanine intake to the amount their bodies need.
C)   take enzyme supplements to help digest phenylalanine.
D)   take penicillin to prevent complications.

Question 20

High urinary urea excretion may be caused by

Accepted Answer

A)   high protein intake.
B)   phenylketonuria.
C)   kidney failure.
D)   administration of growth hormone. A

Exam 6: Protein

Eric follows a vegetarian eating pattern,and he wants to know whether he needs to take any vitamin and mineral supplements.What would be most important to find out?

Correct AnswerverifiedShow Answer

Without vitamin B₆,the body would be unable to

Correct AnswerverifiedShow Answer

The sports coaches at a university are designing training diets for their teams.Why do they need to provide more protein for the men's rowing team than for the women's rowing team?

Correct AnswerverifiedShow Answer

During acute bacterial infections,patients need extra protein to manufacture

Correct AnswerverifiedShow Answer

An example of the lifestyle habit of "chaining" is

Correct AnswerverifiedShow Answer

Most physically active adults in America do not need to eat more protein than inactive adults because

Correct AnswerverifiedShow Answer

An example of a situation in which nitrogen balance is positive is

Correct AnswerverifiedShow Answer

Janet eats beans,grains,fruits,and vegetables,and milk.Her diet is considered

Correct AnswerverifiedA

If a person were to eat a diet that provided carbohydrate,fat,and micronutrients,but very little protein,for example if he or she ate only whole-wheat pita bread with olive oil,

Correct AnswerverifiedShow Answer

If a man weighs 190 lb and eats 150 g protein per day,his protein intake is _____ of the Recommended Dietary Allowance (RDA) .

Correct AnswerverifiedShow Answer

A small child has normal weight,but his arms and legs are thin,whereas his belly and face appear swollen.His mother tells you that the only food they have had in the house for the past 3 weeks is noodles and some bread.The child probably has

Correct AnswerverifiedShow Answer

The property of protein that is most important to its buffering properties is

Correct AnswerverifiedShow Answer

Examples of individuals who may have an increased risk for malnutrition include

Correct AnswerverifiedShow Answer

Some proteins contain an alpha helix,which is part of their _____ structure.

Correct AnswerverifiedShow Answer

A person who follows a strict kosher diet would not eat

Correct AnswerverifiedShow Answer

The most accurate statement about amino acids is that

Correct AnswerverifiedC

The protein found in muscles whose function is similar to that of hemoglobin in blood is

Correct AnswerverifiedShow Answer

An example of a food that contains complete protein is

Correct AnswerverifiedShow Answer

For clients with phenylketonuria the most important part of treatment is to

Correct AnswerverifiedShow Answer

High urinary urea excretion may be caused by

Correct AnswerverifiedA

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
A

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
C

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
A