After an intubation attempt, an expired capnogram indicates a CO₂ level near zero. What does this finding probably indicate? A) Abnormally high ventilation/perfusion ratio () B) Placement of the endotracheal tube in the esophagus C) Placement of the endotracheal tube in the trachea D) Failure of the cuff to properly seal the airway

Question

Quizplus · Accepted Answer

If the tube is in the esophagus, CO₂ levels remain near zero.

After an Intubation Attempt, an Expired Capnogram Indicates a CO2

After an Intubation Attempt, an Expired Capnogram Indicates a CO₂