Section 14
Phases of Digestion
Book
Version 29
By Boundless
By Boundless
Boundless Anatomy and Physiology
Physiology
by Boundless
4 concepts
Cephalic Phase
The cephalic phase of gastric secretion occurs even before food enters the stomach via neurological signals.
![Thumbnail](../../../../../../figures.boundless-cdn.com/1897/square/digestive-hormones.jpeg)
Gastric Phase
The gastric phase is a period in which swallowed food activates gastric activity in the stomach.
![Thumbnail](../../../../../../figures.boundless-cdn.com/15987/square/gray1056.jpg)
Intestinal Phase
The intestinal phase occurs in the duodenum, responds to arriving chyme, and moderates gastric activity via hormones and nervous reflexes.
![Thumbnail](../../../../../../figures.boundless-cdn.com/16833/square/digestive-hormones.jpeg)
Hormones of the Digestive System
There are five main hormones that aid and regulate the digestive system in mammals.