Human Nutrition Science for Healthy Living 2Nd Edition By Tammy Stephenson -Test Bank

Human Nutrition Science for Healthy Living 2Nd Edition By Tammy Stephenson -Test Bank

Human Nutrition, 2e (Stephenson)

Chapter 7   Proteins: Amino Acids

1) Proteins ________.

1. A) are comprised of amino acids
2. B) have phosphorus in their chemical structures
3. C) provide 7 kcal/g
4. D) are stored as glycogen in the body

2) Compared to a triglyceride molecule, an amino acid molecule ________.

1. A) is comprised of glucose units
2. B) has nitrogen in its chemical structure
3. C) provides more energy
4. D) has three fatty acids attached to a glycerol

3) The body uses proteins to make ________.

1. A) certain hormones
2. B) trans fats
3. C) magnesium ions
4. D) calcium carbonate

4) Which of the following statements is true?

1. A) All hormones are proteins.
2. B) Protein is the primary energy source for the human body.
3. C) Certain proteins transport nutrients and oxygen in the bloodstream.
4. D) Proteins are a major component of starch molecules.

5) Every amino acid has ________ in its chemical structure.

1. A) potassium
2. B) chloride
3. C) nitrogen
4. D) iron

6) An amino acid does not contain a(n) ________.

1. A) fatty acid group
2. B) acid group
3. C) amino group
4. D) carbon skeleton

7) Which of the following amino acids can be made by the human body?

1. A) Alanine
2. B) Phenylalanine
3. C) Leucine
4. D) Valine

8) A team of food scientists wants to develop a formula diet for newborns that is a nutritionally complete food that replaces human milk. To support normal infant development, the formula must have ________ as an ingredient.

1. A) tryptophan
2. B) glutamic acid
3. C) taurine
4. D) aspartic acid

9) A/an ________ amino acid is one that is normally nonessential, but becomes essential under certain conditions.

1. A) conditionally essential
2. B) essential
3. C) dispensable
4. D) indespensable

10) Which of the following is considered an essential amino acid?

1. A) Methionine
2. B) Alanine
3. C) Cysteine
4. D) Serine