KNUST Acid-Base Homeostasis Learning Objectives
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Questions and Answers

What is the pH range for measuring the acidity or alkalinity of a solution?

  • 1 - 14
  • 0 - 10
  • 2 - 12
  • 0 - 14 (correct)

    • Which of the following serum concentrations represents the lowest value?

  • Ca2+ 2.5 mmol/L
  • H+ 0.00004 mmol/L (correct)
  • Mg+ 0.8 mmol/L
  • Na+ 140 mmol/L

    • What can result in death according to the text?

  • Blood pH at 6.8 or above 8.0 (correct)
  • Blood pH below 7.35
  • Blood pH at 7.40
  • Blood pH above 7.45

    • What are the major sources of acid load mentioned in the text?

    <p>Cellular metabolism, incomplete metabolism of carbohydrates, increased oxidation of fatty acids, and acids taken in with foods</p> Signup and view all the answers

    What is the term for a change in the normal pH of the blood that may result from abnormal renal or respiratory function?

    <p>Acid-base disorder</p> Signup and view all the answers

    In which part of the renal system does the majority of H+ secretion occur?

    <p>Distal tubule</p> Signup and view all the answers

    What is the term for the physiological response of the respiratory or renal system to restore pH or limit changes induced by a primary acid-base disorder?

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

    Which term refers to the alteration of pCO2 by changes in breathing to return pH toward normal in metabolic disorders?

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

    What is the acid-base disorder in the first patient's case?

    <p>Metabolic acidosis</p> Signup and view all the answers

    What is the acid-base disorder in the second patient's case?

    <p>Metabolic alkalosis</p> Signup and view all the answers

    What is the acid-base disorder in the third patient's case?

    <p>Metabolic acidosis</p> Signup and view all the answers

    What is the acid-base disorder in the fourth patient's case?

    <p>Metabolic acidosis with anion gap</p> Signup and view all the answers

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