Heartsaver First Aid Part I Progress Indicator: Question 3 of 22 3.  An 88-year-old female patient suffers from COPA blood gas reveals that her PaCO2 level is 85.  She is mildly dyspneic, but not in acute distress.  What would best explain these findings in this patient? Choices: The PaCO2 level is normal. The patient is hyponatremic. The patient's body is working on hypoxic drive. The situation is acute, and the patient's body has not responded yet.