Which of the following measures during cardiopulmonary exercise evaluation are most useful in differentiating between exercise intolerance of cardiac versus ventilatory origin?
I.maximum heart rate
II. $\dot { V }$ O_2max
III.PaCO₂
IV.PaO₂

Question

Which of the following measures during cardiopulmonary exercise evaluation are most useful in differentiating between exercise intolerance of cardiac versus ventilatory origin?
I.maximum heart rate
II.

\dot { V }

O_2max
III.PaCO₂
IV.PaO₂

Quizplus · Accepted Answer

PaCO2 and PaO2 are useful in differentiating between cardiac and ventilatory causes of exercise intolerance, as they provide information about gas exchange and ventilation efficiency.

Which of the Following Measures During Cardiopulmonary Exercise Evaluation Are V˙\dot { V }V˙

Which of the Following Measures During Cardiopulmonary Exercise Evaluation Are $\dot { V }$