The main mechanism by which acid chyme enters the small intestine and causes the secretion of large amounts of pancreatic juice is
选项:
A:release of gastrin by the mucosa of the small intestine
B:release of trypsin by the mucosa of the small intestine
C:the small intestinal mucosa releases cholecystokinin
D:excitation of vagus nerve
发布时间:2024-04-21 14:57:58