A circuit is set up to perform a CO₂ rebreathing response test.The reservoir bag in the circuit should contain which of the following? A) Room air B) 3% CO₂ in air C) 7% CO₂ in O₂ D) 100% O₂

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The CO2 rebreathing response test requires a mixture of CO2 and O2 to assess the body's response to increased CO2 levels. 7% CO2 in O2 is typically used to ensure adequate oxygenation while testing the response to CO2.

A Circuit Is Set Up to Perform a CO2 Rebreathing

A Circuit Is Set Up to Perform a CO₂ Rebreathing