Metabolism and Nutrition Chapter 24 - Overview of Metabolic Reactions Quiz
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Questions and Answers

What is the primary method of transferring heat from a naked human to the air or water?

  • Convection (correct)
  • Conduction
  • Evaporation
  • Radiation

    • Which process is responsible for the transfer of heat via infrared waves?

  • Radiation (correct)
  • Conduction
  • Convection
  • Evaporation

    • What is the major component of Basal Metabolic Rate (BMR) energy expenditure?

  • Basic organ function (correct)
  • Thermoregulation
  • Physical activity
  • Postabsorptive state energy

    • Which nutrients require more energy to break down compared to carbohydrates?

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

    What is the primary method of transferring heat by contact?

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

    Which type of vitamins are water-soluble?

    <p>B, C</p> Signup and view all the answers

    Which of the following is true about catabolic reactions?

    <p>They break down molecules to release energy.</p> Signup and view all the answers

    What is the primary role of ATP in metabolic reactions?

    <p>To act as an energy currency for the body.</p> Signup and view all the answers

    Which of the following is true about the Krebs cycle?

    <p>It produces ATP, NADH, and FADH2.</p> Signup and view all the answers

    What is the primary function of the electron transport chain (ETC)?

    <p>To generate ATP using the energy from NADH and FADH2.</p> Signup and view all the answers

    What is the primary role of gluconeogenesis?

    <p>To synthesize glucose from non-carbohydrate precursors.</p> Signup and view all the answers

    What is the primary role of ketogenesis?

    <p>To produce ketone bodies from excessive acetyl CoA.</p> Signup and view all the answers

    Which of the following is true about the urea cycle?

    <p>It removes excess nitrogen from amino acids by converting it into urea.</p> Signup and view all the answers

    What is the primary function of cholecystokinin (CCK) in lipid metabolism?

    <p>To stimulate the release of pancreatic lipase and bile salts.</p> Signup and view all the answers

    Which of the following metabolic states is characterized by the breakdown of glycogen and the use of fatty acids for energy?

    <p>Starvation state</p> Signup and view all the answers

    What is the primary function of thermoregulation?

    <p>To maintain a constant body temperature.</p> Signup and view all the answers

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