What is the predominant source of glucose circulating in the bloodstream of a normal individual who is asleep at 3 AM?
A) catabolism of even-chained fatty acids
B) gluconeogenesis in the liver
C) phosphorolysis of muscle glycogen
D) glycogenolysis in the liver
E) dietary carbohydrates

Question

Quizplus · Accepted Answer

During sleep, the body is in a fasting state, and the liver is responsible for maintaining blood glucose levels by breaking down glycogen through glycogenolysis to release glucose into the bloodstream. The other options may contribute to glucose production during other states but are not the predominant source during sleep.

What Is the Predominant Source of Glucose Circulating in the Bloodstream