Which of the following does not represent a significant anaesthetic problem in the morbidly obese patient ?: (A) Difficulties in endotracheal intubation, (B) Suboptimal arterial oxygen tension, (C) Increased metabolism of volatile agents, (D) Decreased cardiac output relative to total body mass
Answer is D. Cardiac output is increased (not decreased) in morbid obesity. There is difficult intubation, hypoxemia and rapid metabolism of volatile anesthetics.