Regulation of H+ concentration in the body
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Questions and Answers

Which system regulates the removal of CO2 from the extracellular fluid?

  • Chemical acid-base buffer systems
  • Endocrine system
  • Kidneys
  • Respiratory center (correct)

    • What is the primary function of the chemical acid-base buffer systems?

  • Minimizing changes in H+ concentration (correct)
  • Excreting acid or alkaline urine
  • Eliminating excess acid or base from the body
  • Regulating the removal of CO2 from the body

    • Which defense system is relatively slow to respond but is the most powerful of the acid-base regulatory systems?

  • Kidneys (correct)
  • Endocrine system
  • Chemical acid-base buffer systems
  • Respiratory center

    • What is the role of the respiratory system in preventing changes in H+ concentration?

    <p>Regulating the removal of CO2 from the extracellular fluid</p> Signup and view all the answers

    What do the buffer systems of the body fluids do when there is a change in H+ concentration?

    <p>Keep H+ tied up until balance can be re-established</p> Signup and view all the answers

    What is the second line of defense in regulating H+ concentration?

    <p>Respiratory center</p> Signup and view all the answers

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