A 34-Year-Old Obese Man Presents to Your Office Complaining of Fatigue

A 34-year-old obese man presents to your office complaining of fatigue, daytime sleepiness and occasional headaches.  When you inquire about his sleeping habits, he reports that he sleeps in a separate room from his wife because she finds his snoring annoying.  On physical examination, his blood pressure is 160/90 mmHg and his heart rate is 80/min.  His abdomen is soft and non-tender, his liver span is 9 cm, and his spleen is not palpable.  Laboratory findings are: Decreased oxygen delivery to which of the following organs is responsible for his increased hematocrit?

A) Brain
B) Liver
C) Spleen
D) Bone marrow
E) Lungs
F) Kidneys

Correct Answer:

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