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5 Written questions

5 Matching questions

  1. Proteins regulate the acid-base balance of the blood by
    A) releasing an acid.
    B) binding sodium ions.
    C) releasing nitrogen.
    D) acting as buffers
  2. Which of the following is true about protein?
    A) It is made up of combinations of approximately 20 amino acids.
    B) It is made up of combinations of amino acids and fatty acids.
    C) It is unique in that it is the only dietary component that contains selenium.
    D) It is important primarily for increasing bone density.
  3. A hereditary condition caused by an incorrect amino acid in the amino acid sequence of a protein chain is
    A) kwashiorkor.
    B) edema.
    C) marasmus.
    D) sickle cell anemia.
  4. All of the following are true of high quality protein except
    A) it can support body maintenance.
    B) it can support body growth.
    C) it provides 7 kcal/g of energy.
    D) it contains all essential amino acids.
  5. High protein diets may be harmful for
    A) the elderly.
    B) athletes.
    C) body builders.
    D) those with kidney disease.
  1. a A
  2. b C - it provides 7 kcal/g of energy
  3. c D - those with kidney disease
  4. d D - acting as buffers
  5. e D - sickle cell anemia

5 Multiple choice questions

  1. insulin
  2. D - alanine
  3. B
  4. C - pepsin
  5. D - 0.8

5 True/False questions

  1. Johnny is 10 years old. He has had minimal protein intake for the last two years. He has just recently had surgery. What are the likely results of his deficient protein intake?
    A) His surgical wound will heal quickly and effectively, but he won't grow effectively.
    B) His surgical wound will heal effectively and he will grow normally because he can live off fat stores.
    C) The size of his vital organs, including his heart, liver, and muscles, will decrease.
    D) His surgical wound will not heal quickly and effectively, but he will grow effectively.
    C - the size of his vital organs


  2. Approximately how many different amino acids are used in the synthesis of body proteins?
    A) 9
    B) 29
    C) 5
    D) 20
    D - 20


  3. Which of the following is a food that provides adequate amounts all of the essential amino acids?
    A) Peanut butter
    B) Navy beans
    C) Milk
    D) Wheat
    C - milk


  4. Proteins are digested in which areas of the body?
    A) Small and large intestines
    B) Mouth and stomach
    C) Stomach and small intestine
    D) Mouth and small intestine
    C - Stomach and small intestine


  5. When protein consumption is in excess of body needs and energy needs are met, the excess amino acids are metabolized and the energy in the molecule is
    A) stored as glycogen and/or fat.
    B) stored as amino acids in the liver.
    C) excreted in the urine.
    D) stored as amino acids in muscle.