Arterial Blood Gas Analysis

5 Questions | Total Attempts: 2659

ABG Quizzes & Trivia

This quiz is designed as a pretest to determine retention of prior knowledge regarding arterial blood gas (ABG) analysis.

Questions and Answers
  • 1. 
    A 54-year-old male with a long history of smoking complains of excessive tiredness and shortness of breath. Lab results reveal decreased pH, increased pCO2, and normal bicarbonate ion. The most likely diagnosis is:
    • A. 

      A. respiratory alkalosis

    • B. 

      B. metabolic acidosis

    • C. 

      C. respiratory acidosis

    • D. 

      D. metabolic alkalosis

  • 2. 
    Metabolic alkalosis may be caused by vomiting. 
    • A. 


    • B. 


  • 3. 
    In analyzing the results of a patient's blood gas analysis, the nurse will be most concerned about an:
    • A. 

      A. Arterial oxygen tension (PO2) of 60 mm Hg

    • B. 

      B. Arterial oxygen saturation (SaO2) of 92%

    • C. 

      C. Arterial carbon dioxide (PCO2) of 42 mm Hg

    • D. 

      D. Arterial bicarbonate level (HCO3) of 26 mEq/L

  • 4. 
    A patient is coming to the emergency department with a diagnosis of an opioid overdose. The nurse would anticipate that the patient's PCO2 will be:
  • 5. 
    The patient's ABG results indicate metabolic acidosis. Which of the following conditions may have contributed to these results?
    • A. 

      A. Nasogastric suctioning

    • B. 

      B. Diuretic use

    • C. 

      C. Diarrhea

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