NU220 Exam 2 2025 Questions and
Answers
The DRI committee that reviewed the safety of amino acid supplements was unable to
set Tolerable Upper Intake Levels for safe supplement use. - ✔✔True
Vegan must carefully combine their plant protein foods in order to obtain the full array
of essential amino acids. - ✔✔False
Research supports the idea that vegetarians may actually be healthier than meat eaters.
- ✔✔True
Proteins differ from the other energy nutrients because they contain: - ✔✔Nitrogen
The basic building blocks of proteins are: - ✔✔Amino Acids
The component that distinguishes one amino acid from another is its: - ✔✔Side Group
An essential amino acid: - ✔✔Must be supplied by the diet
The term "non-essential," as it applies to amino acids, means that: - ✔✔The liver can
produce those the body lacks
How many essential amino acids are required by the adult? - ✔✔9
An example of a conditionally essential amino acid is: - ✔✔Tyrosine
COPYRIGHT © 2025 BY OLIVIA WEST, ALL RIGHTS RESERVED 1
, The process of protein breakdown, recovery, and synthesis is called: - ✔✔Protein
turnover
A person is in positive nitrogen balance during: - ✔✔Growth
Individuals likely to be in negative nitrogen balance include all of the following except:
- ✔✔Individuals who are pregnant
Enzymes: - ✔✔Are essential to all life processes
An important buffer in the maintenance of the acid-bas balance of the blood is: -
✔✔Protein
Which of the following proteins helps the body maintain its resistance to disease? -
✔✔Antibodies
When glucose is unavailable, the functioning of which two parts of the body becomes
compromised? - ✔✔Brain and nervous system
Marasmus may be described as a form of malnutrition caused by: - ✔✔A chronic severe
deprivation of food.
Kwashiorkor most frequently develops among: - ✔✔Newly weaned children
The end products of protein metabolism are excreted by the: - ✔✔Kidneys
The protein RDA for adults is _______gram(s) per kilogram of body weight. - ✔✔0.8
The protein requirement of a child in terms of body weight, as compared to an adult is:
- ✔✔Higher
The plant food with the highest protein digestibility is: - ✔✔Soybeans
Which of the following provides the highest-quality protein? - ✔✔Legumes
COPYRIGHT © 2025 BY OLIVIA WEST, ALL RIGHTS RESERVED 2
Answers
The DRI committee that reviewed the safety of amino acid supplements was unable to
set Tolerable Upper Intake Levels for safe supplement use. - ✔✔True
Vegan must carefully combine their plant protein foods in order to obtain the full array
of essential amino acids. - ✔✔False
Research supports the idea that vegetarians may actually be healthier than meat eaters.
- ✔✔True
Proteins differ from the other energy nutrients because they contain: - ✔✔Nitrogen
The basic building blocks of proteins are: - ✔✔Amino Acids
The component that distinguishes one amino acid from another is its: - ✔✔Side Group
An essential amino acid: - ✔✔Must be supplied by the diet
The term "non-essential," as it applies to amino acids, means that: - ✔✔The liver can
produce those the body lacks
How many essential amino acids are required by the adult? - ✔✔9
An example of a conditionally essential amino acid is: - ✔✔Tyrosine
COPYRIGHT © 2025 BY OLIVIA WEST, ALL RIGHTS RESERVED 1
, The process of protein breakdown, recovery, and synthesis is called: - ✔✔Protein
turnover
A person is in positive nitrogen balance during: - ✔✔Growth
Individuals likely to be in negative nitrogen balance include all of the following except:
- ✔✔Individuals who are pregnant
Enzymes: - ✔✔Are essential to all life processes
An important buffer in the maintenance of the acid-bas balance of the blood is: -
✔✔Protein
Which of the following proteins helps the body maintain its resistance to disease? -
✔✔Antibodies
When glucose is unavailable, the functioning of which two parts of the body becomes
compromised? - ✔✔Brain and nervous system
Marasmus may be described as a form of malnutrition caused by: - ✔✔A chronic severe
deprivation of food.
Kwashiorkor most frequently develops among: - ✔✔Newly weaned children
The end products of protein metabolism are excreted by the: - ✔✔Kidneys
The protein RDA for adults is _______gram(s) per kilogram of body weight. - ✔✔0.8
The protein requirement of a child in terms of body weight, as compared to an adult is:
- ✔✔Higher
The plant food with the highest protein digestibility is: - ✔✔Soybeans
Which of the following provides the highest-quality protein? - ✔✔Legumes
COPYRIGHT © 2025 BY OLIVIA WEST, ALL RIGHTS RESERVED 2
