Acid-Base Disorders Quiz
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Questions and Answers

Which mechanism controls arterial carbon dioxide (CO2) concentrations?

  • Renal regulation
  • Extracellular buffering
  • Hemoglobin buffering
  • Ventilatory regulation (correct)

    • What is the primary extracellular buffer system in the body?

  • Protein buffer system
  • Carbonic acid/bicarbonate (H2CO3/HCO3−) system (correct)
  • Phosphate buffer system
  • Hemoglobin buffer system

    • What is the designation for arterial blood pH below 7.35?

  • Alkalosis
  • Acidemia (correct)
  • Acidosis
  • Alkalemia

    • What is the kidney's role in maintaining hydrogen ion homeostasis?

    <p>Reabsorption or excretion of HCO3- and excretion of acids</p> Signup and view all the answers

    Which of the following mechanisms plays a key role in maintaining blood pH by controlling arterial carbon dioxide (CO2) concentrations?

    <p>Ventilatory regulation of CO2 elimination</p> Signup and view all the answers

    What does acidemia indicate?

    <p>Arterial blood pH below 7.35</p> Signup and view all the answers

    What is the primary extracellular buffer system in the body that helps resist changes in pH?

    <p>Carbonic acid/bicarbonate system</p> Signup and view all the answers

    Which of the following indicates an arterial blood pH above 7.45?

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

    Which process involves the kidney's active reabsorption of bicarbonate and excretion of acids such as ammonium?

    <p>Renal reabsorption of bicarbonate</p> Signup and view all the answers

    What is the designation for arterial blood pH below 7.35?

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

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