Where does digestion begin?

Most people think digestion begins when you first put food in your mouth. But the digestive process actually starts even before the food hits your taste buds. ... they need to operate. But before food can do any of these things, it has to be digested into small pieces the body can absorb and use. 1/19. The Digestive System. read more

The process of digestion begins in the mouth during mastication, where chewing breaks food into small bits and mixes it with saliva. In the small intestine, nutrients are absorbed through the lining of the intestinal wall, and finally, indigestible waste products are pushed into the colon and excreted. read more

Digestion begins in the mouth with the secretion of saliva and its digestive enzymes. Food is formed into a bolus by the mechanical mastication and swallowed into the esophagus from where it enters the stomach through the action of peristalsis. read more

Overview of the digestive system—how food moves through each part of the GI tract to help break down food for energy, growth, and cell repair. Overview of the digestive system—how food moves through each part of the GI tract to help break down food for energy, growth, and cell repair. read more