The autonomic nervous system orchestrates the functions of internal organs such as the heart and gut, serving as a connection between the brain and the rest of the body. It is classified in two ...

The digestive system is the series of tubelike organs that convert our meals into body fuel. There are about 30 feet (9 ...

The mouth starts the digestion process by breaking food down into a more easily digestible form. It does this through a combination of mechanical and chemical digestion. After people take food in ...

Chemical digestion is one of the six main functions of your digestive system. This system consists of your digestive or gastrointestinal tract and accessory organs. During chemical digestion, your ...

Researchers have found that light modulates digestive system function in sea urchin larvae, even in the absence of food stimuli. Opsin cells, which are involved in light-dependent systems, mediated ...

The stomach is located in the upper part of the abdomen. The digestive organs in the abdomen work together to absorb nutrients and move food through the digestion process. They include the stomach, ...

Your gastrointestinal (G.I.) system, the key player in your overall digestive health, is one of the most important systems in your body. It consists of the mouth, esophagus, stomach, small intestine, ...