Protein Metabolism and Daily Requirements Quiz
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Questions and Answers

What is the daily protein requirement for the average sedentary man?

  • 46 grams per day
  • 56 grams per day (correct)
  • 1 gram per pound
  • 0.8 grams per kilogram of body weight
  • What does PEM stand for in the context of protein disorders?

  • Protein Energy Malnutrition (correct)
  • Protein Excess Manifestation
  • Prolonged Energy Metabolism
  • Primary Essential Macronutrient
  • What is the meaning of the Greek word 'proteos'?

  • Energy
  • Essential
  • First (correct)
  • Nutrition
  • In which physiological situations can the protein requirement increase?

    <p>Last half of pregnancy</p> Signup and view all the answers

    What is the essential feature of Protein Energy Malnutrition (PEM)?

    <p>Deficiency of protein</p> Signup and view all the answers

    What are the sources of the amino acid pool?

    <p>Amino acids from body protein degradation, dietary protein, and synthesis from metabolic intermediates</p> Signup and view all the answers

    How is the amino acid pool depleted?

    <p>Synthesis of body protein, consumption as precursors of nitrogen-containing small molecules, and conversion to glucose, glycogen, fatty acids, ketone bodies, or CO2 + H2O</p> Signup and view all the answers

    What is the primary function of protein turnover?

    <p>Constant synthesis and degradation to remove abnormal or unneeded proteins</p> Signup and view all the answers

    What determines the concentration of protein in the cell?

    <p>Regulation of synthesis</p> Signup and view all the answers

    What is the constitutive nature of the rate of protein synthesis?

    <p>Relatively constant</p> Signup and view all the answers

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