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NCLEX-RN · Question #264

A client presents to the emergency room with cyanosis, coughing, tachypnea, and tachycardia. She has a history of asthma. Arterial blood gas values are pH 7.28, PaO2 54, PaCO2 60, and HCO3 24. The…

The correct answer is B. Respiratory acidosis. (A) Respiratory alkalosis is determined by elevated pH and low PaCO2. (B) Respiratory acidosis is determined by low pH and elevated PaCO2. (C) Metabolic alkalosis is determined by elevated pH and HCO3. (D) Metabolic acidosis is determined by low pH and HCO3.

Physiological Integrity: Physiological Adaptation

Question

A client presents to the emergency room with cyanosis, coughing, tachypnea, and tachycardia. She has a history of asthma. Arterial blood gas values are pH 7.28, PaO2 54, PaCO2 60, and HCO3 24. The nursing assessment of arterial blood gases indicate the presence of:

Options

  • ARespiratory alkalosis
  • BRespiratory acidosis
  • CMetabolic alkalosis
  • DMetabolic acidosis

How the community answered

(17 responses)
  • B
    82% (14)
  • C
    6% (1)
  • D
    12% (2)

Explanation

(A) Respiratory alkalosis is determined by elevated pH and low PaCO2. (B) Respiratory acidosis is determined by low pH and elevated PaCO2. (C) Metabolic alkalosis is determined by elevated pH and HCO3. (D) Metabolic acidosis is determined by low pH and HCO3.

Topics

#arterial blood gas#respiratory acidosis#asthma#acid-base balance

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