試題詳解

34. Ketone bodies can be the fuel source to support the whole-body metabolism. Which of the following statements regarding ketone bodies is correct?
(A) Acetoacetate, β-ketobutyrate, and acetone are the three main types of ketone bodies produced in the liver.
(B) Ketone body production leads to a decrease in blood pH, which can result in ketoacidosis if the production exceeds the body's ability to utilize them.
(C) Ketone bodies are produced during the citric acid cycle, but only when there is an excess of glucose in the body.
(D) In the fasting state, the body increases ketone body production to spare glucose for the brain because ketone bodies cannot cross the blood-brain barrier.
(E) Ketone bodies are synthesized from glucose in patients with diabetes because of the insufficient of insulin level.