Test_Prep
USMLE · Question #488
A healthy 22-year-old man participates in a study of glucose metabolism. At the beginning of the study, his serum glucose concentration is within the reference range. He consumes an 800- calorie meal
The correct answer is C. Glycogenolysis in the liver. See the full explanation below for the reasoning.
Question
A healthy 22-year-old man participates in a study of glucose metabolism. At the beginning of the study, his serum glucose concentration is within the reference range. He consumes an 800- calorie meal consisting of protein, fat, and carbohydrates. He then sleeps through the night without additional food or drink. Twelve hours later, his serum glucose concentration remains within the reference range. Which of the following mechanisms is most likely involved in maintaining this man's serum glucose concentration?
Options
- AContinued gut absorption of calories from the ingested meal
- BGlucose release from skeletal muscle
- CGlycogenolysis in the liver
- DIncreased leptin release from adipose tissues
- EInhibition of glucagon release by the pancreas
How the community answered
(45 responses)- A9% (4)
- B4% (2)
- C82% (37)
- D2% (1)
- E2% (1)
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