ANSWERS to ABG Practice Quiz

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1 ABG Practice Quiz 1. The normal value for the pH is: a. 7.53 b. 7.48 c. 7.40 d. 7.30 2. The normal value for the PaCO2 is: a. 38 b. 26 c. 80 d. 48 3. The normal range for the bicarbonate (HCO3-) is: a. 35-45 b. 7.35-7.45 c. 80-120 d. 22-26 4. The metabolic parameter of the arterial blood gas set is the: a. pH b. PaCO2 c. HCO3- d. PaO2 5. The respiratory parameter of the arterial blood gas set is the: a. PaO2 b. SAT c. PaCO2 d. HCO3- 6. Acidemia would be indicated by: a. pH less than 7.35 b. PaCO2 greater than 45 c. HCO3- more than 26 d. pH more than 7.45 7. Alkalemia would be indicated by: a. HCO3- less than 22 b. pH less than 7.35 c. PaCO2 less than 35 d. pH more than 7.45 8. The acid-base disorder associated with elevated respirations is: a. Lactic acidosis b. Respiratory alkalosis c. Metabolic acidosis d. Hyperventilation acidosis 9. An abnormally large accumulation of ketones in the blood would give rise to a(n): a. Metabolic acidosis b. pH greater than 7.45 c. Metabolic depression d. Respiratory acidosis 10. Respiratory failure is often associated with a(n): a. Anxiety b. Elevated PaO2

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Transcript of ANSWERS to ABG Practice Quiz

  • 1ABG Practice Quiz

    1. The normal value for the pH is: a. 7.53 b. 7.48 c. 7.40 d. 7.30 2. The normal value for the PaCO2 is: a. 38 b. 26 c. 80 d. 48

    3. The normal range for the bicarbonate (HCO3-) is: a. 35-45 b. 7.35-7.45 c. 80-120 d. 22-26

    4. The metabolic parameter of the arterial blood gas set is the: a. pH b. PaCO2 c. HCO3- d. PaO2

    5. The respiratory parameter of the arterial blood gas set is the: a. PaO2 b. SAT c. PaCO2 d. HCO3-

    6. Acidemia would be indicated by: a. pH less than 7.35 b. PaCO2 greater than 45 c. HCO3- more than 26 d. pH more than 7.45 7. Alkalemia would be indicated by: a. HCO3- less than 22 b. pH less than 7.35 c. PaCO2 less than 35 d. pH more than 7.45 8. The acid-base disorder associated with elevated respirations is: a. Lactic acidosis b. Respiratory alkalosis c. Metabolic acidosis d. Hyperventilation acidosis 9. An abnormally large accumulation of ketones in the blood would give rise to a(n): a. Metabolic acidosis b. pH greater than 7.45 c. Metabolic depression d. Respiratory acidosis

    10. Respiratory failure is often associated with a(n): a. Anxiety b. Elevated PaO2

  • 2 c. Depressed PaCO2 d. PaC02 above 45

    11. In a long-standing metabolic acidosis, the respiratory rate may increase. This is an example of: a. Mixed acidosis b. Hypoxemia c. Compensation d. A primary respiratory acidosis

    For items 12 - 18 select the correct interpretation for the given arterial blood gas set.

    12. pH 7.51, PaCO2 40, HCO3- 31: a. Normal b. Uncompensated metabolic alkalosis c. Partially compensated respiratory acidosis d. Uncompensated respiratory alkalosis

    13. pH 7.33, PaCO2 29, HCO3- 16: a. Uncompensated respiratory alkalosis b. Uncompensated metabolic acidosis c. Partially compensated respiratory acidosis d. Partially compensated metabolic acidosis 14. pH 7.40, PaCO2 40, HCO3- 24: a. Normal b. Uncompensated metabolic acidosis c. Partially compensated respiratory acidosis d. Partially compensated metabolic acidosis

    15. pH 7.12, PaCO2 60, HCO3- 29: a. Uncompensated metabolic acidosis b. Uncompensated respiratory acidosis c. Partially compensated respiratory acidosis d. Partially compensated metabolic acidosis

    16. pH 7.48, PaCO2 30, HCO3- 23: a. Uncompensated metabolic alkalosis b. Uncompensated respiratory alkalosis c. Partially compensated respiratory alkalosis d. Partially compensated metabolic alkalosis 17. pH 7.62, PaCO2 47, HCO3- 30: a. Uncompensated metabolic alkalosis b. Uncompensated respiratory alkalosis c. Partially compensated respiratory alkalosis d. Partially compensated metabolic alkalosis 18. pH 7.30, PaCO2 59, HCO3- 28: a. Uncompensated metabolic acidosis b. Uncompensated respiratory acidosis c. Partially compensated respiratory acidosis d. Partially compensated metabolic acidosis

    19. pH 7.31 PaCO2 55 mm Hg HCO3- 28 mEq/L

    Respiratory acidosis partially compensated_______

  • 320. pH 7.31 PaCO2 55 mm Hg HCO3- 35 mEq/L PaO2 78

    Respiratory acidosis partially compensated with mild hypoxemia

    21. pH 7.31 PaCO2 35 mm Hg HCO3- 20 mEq/L PaO2 88

    Metabolic acidosis uncompensated

    22. pH 7.31 PaCO2 25 mm Hg HCO3- 20 mEq/L PaO2 94

    Metabolic acidosis partially compensated

    23. pH 7.48 PaCO2 25 mm Hg HCO3- 28 mEq/L PaO2 77

    Mixed alkalosis with mild hypoxemia

    24. pH 7.48 PaCO2 25 mm Hg HCO3- 20 mEq/L PaO2 99

    Respiratory alkalosis partially compensated

    25. pH 7.48 PaCO2 45 mm Hg HCO3- 33 mEq/L PaO2 74

    Metabolic alkalosis uncompensated with mild hypoxemia

    26. pH 7.48 PaCO2 55 mm Hg HCO3- 33 mEq/L PaO2 87

    Metabolic alkalosis partially compensated

    27. pH 7.34 PaCO2 33.9 HCO3 18.2 PaO2 85.2

    Metabolic acidosis partially compensated

    28. pH 7.34 PaCO2 40.3 HCO3 21.4 PaO2 41.0

    Metabolic acidosis uncompensated with moderate hypoxemia

    29. pH 7.59 PaCO2 49.0 HCO3 48.2 PaO2 58.7

    Metabolic alkalosis partially compensated with moderate hypoxemia

    30. pH 7.17 PaCO2 69.3 HCO3 21.0 PaO2 40.9

    Mixed acidosis with moderate hypoxemia

    31. pH 7.07 PaCO2 11.4 HCO3 3.1 PaO2 115.1

    Metabolic acidosis partially compensated

    32. pH 7.25 PaCO2 74.3 HCO3 12.4 PaO2 29.1

    Mixed acidosis with severe hypoxemia

    33. pH 7.45 PaCO2 27.0 HCO3 19.1 PaO2 65.5

    Respiratory alkalosis fully compensated with mild hypoxemia

  • 434. pH 7.28 PaCO2 79.5 HCO3 37.1 PaO2 30.0

    Respiratory acidosis partially compensated with severe hypoxemia

    35. pH 7.51 PaCO2 39.4 HCO3 31.3 PaO2 77.3

    Metabolic alkalosis uncompensated with mild hypoxemia

    36. pH 7.39 PaCO2 39.0 HCO3 23.4 PaO2 61.2

    Normal ABG with mild hypoxemia

    37. pH 7.31 PaCO2 58.5 HCO3 26.1 PaO2 74.5

    Respiratory acidosis partially compensated with mild hypoxemia

    38. pH 7.46 PaCO2 34.0 HCO3 26.0 PaO2 43.8

    Respiratory alkalosis uncompensated with moderate hypoxemia

    39. pH 7.44 PaCO2 27.8 HCO3 19.2 PaO2 100

    Respiratory alkalosis fully compensated

    40. pH 7.36 PaCO2 75.1 HCO3 40.6 PaO2 65.2

    Respiratory acidosis fully compensated with mild hypoxemia

    41. pH 7.44 PaCO2 48.0 HCO3 32.6 PaO2 63.6

    Metabolic alkalosis fully compensated with mild hypoxemia

    42. pH 7.18 PaCO2 42.0 HCO3 15.0 PaO2 69.0

    Metabolic acidosis uncompensated with mild hypoxemia

    43. pH 7.36 PaCO2 30.0 HCO3 15.0 PaO2 80.0

    Metabolic acidosis fully compensated

    44. pH 7.42 PaCO2 39.0 HCO3 25.4 PaO2 92.0

    Normal ABG

    45. pH 7.52 PaCO2 31.0 HCO3 26 PaO2 100

    Respiratory alkalosis uncompensated

    46. pH 7.08 PaCO2 54.0 HCO3 15.0 PaO2 54.0

    Mixed acidosis with moderate hypoxemia