Cortisol and Glucose Regulation Quiz
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Questions and Answers

Which of the following reactions in glycolysis are NOT readily reversible under physiological conditions?

  • Phosphofrutokinase 1
  • Hexokinase
  • Pyruvate kinase (correct)
  • All reactions in glycolysis are readily reversible
  • Which organ is affected by cortisol to increase gluconeogenesis and decrease glycogen synthesis?

  • Muscle
  • Adipose tissue
  • Liver (correct)
  • Pancreas
  • Which carbon precursors are used in the synthesis of glucose?

  • Three and four carbon precursors (correct)
  • One and six carbon precursors
  • Two and five carbon precursors
  • Four and five carbon precursors
  • What is the role of cortisol in maintaining glucose concentration?

    <p>Increase gluconeogenesis and decrease glycogen synthesis</p> Signup and view all the answers

    Which tissue is NOT affected by cortisol in maintaining glucose concentration?

    <p>Kidney</p> Signup and view all the answers

    What is the process of synthesizing glucose from three and four carbon precursors called?

    <p>Gluconeogenesis</p> Signup and view all the answers

    What happens to glycogen synthesis when cortisol levels are high in the liver?

    <p>Decreases</p> Signup and view all the answers

    Which reaction in glycolysis is NOT readily reversible due to allosteric regulation?

    <p>Pyruvate kinase</p> Signup and view all the answers

    What is the process of breaking down glycogen into glucose called?

    <p>Glycogenolysis</p> Signup and view all the answers

    What is the role of cortisol in muscle tissue?

    <p>Decrease protein synthesis</p> Signup and view all the answers

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