A Clinical Experiment Is Conducted in Which One Group of Subjects

Multiple Choice

A clinical experiment is conducted in which one group of subjects is given 20 grams of glucose intravenously and another group is given 20 grams of glucose orally. Which of the following factors can explain why the oral glucose load is cleared from the blood at a faster rate than the intravenous glucose load?

A) Cholecystokinin-induced insulin release
B) Cholecystokinin-induced vasoactive intestinal peptide release
C) Glucose-dependent insulinotropic peptide-induced glucagon release
D) Glucose-dependent insulinotropic peptide-induced insulin release
E) Vasoactive intestinal peptide-induced cholecystokinin release