Sample Video Question


A 4-year-old boy is emerging from general anesthesia after an adenoidectomy. He is still intubated and spontaneously breathing 100% oxygen. Which of the following conditions is the MOST likely cause of the changes illustrated in the monitored physiologic values?

A. Hypoventilation
B. Bronchial mucous plug
C. Bronchospasm
D. Partial endotracheal tube obstruction

Answer: B