pH Regulation and Buffer Systems Quiz
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Questions and Answers

What is the most important buffer system for leveling off pH fluctuations?

  • Bicarbonate-carbonic acid system (correct)
  • Phosphate buffer system
  • Hemoglobin buffer system
  • Protein buffer system

    • What is the cause of respiratory acidosis?

  • Loss of H+
  • Overproduction of H+
  • Retention of CO2 (correct)
  • Ingestion of antacids

    • What are the effects of alkalosis on the respiratory system?

  • Overproduction of H+
  • Ingestion of antacids
  • Loss of CO2 (hyperventilation) (correct)
  • Retention of CO2

    • How is metabolic alkalosis caused?

    <p>Loss of H+ or ingestion of antacids</p> Signup and view all the answers

    What are the compensation mechanisms for acidosis?

    <p>Deep rapid breathing and secretion of urine with a low pH</p> Signup and view all the answers

    What are the effects of dehydration?

    <p>Dry mucous membranes in the mouth</p> Signup and view all the answers

    What are the attempts to compensate for fluid loss?

    <p>Increasing thirst</p> Signup and view all the answers

    What is third-spacing of fluid?

    <p>Fluid shifts out of the blood into a body cavity or tissue and cannot reenter the vascular compartment</p> Signup and view all the answers

    What are the effects of increased capillary permeability?

    <p>Third-spacing of fluid</p> Signup and view all the answers

    How does the body attempt to control serum pH?

    <p>Buffer systems</p> Signup and view all the answers

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