Which combination of gases would be most appropriate to check the linearity of the oxygen analyzer used for exhaled gas analysis during exercise? A) 100% O₂,room air B) 40% O₂,5% CO₂ C) Room air,24% O₂,7% CO₂ D) Room air,15% O₂,24% O₂

Question

Quizplus · Accepted Answer

Using room air (approximately 21% O2) and two other known concentrations of oxygen (15% and 24%) allows for a range of oxygen levels to test the linearity of the oxygen analyzer.

Which Combination of Gases Would Be Most Appropriate to Check