Is the stomach but begins in the mouth.
The parasympathetic nervous system is responsible for digestion. The GI tract is innervated by the Gastric nerve, otherwise known as the Vagus nerve.
the major part of the chemical digestion is the HCL (hydro chloric acid)
Digestive system is taking food an breaking it down for digestion. Digestion of food has many parts, teeth, tongue, stomach, intestines, salivary glands, pancreas and live.
The purpose of digestion is to digest food and absorb the energy from the food. Also some parts of the digestive system also helps you to remove wastes from the body. ;)
Many different structures are needed by the digestive system to function different parts of the digestive system.
mechanical and chemical digestion
The digestive system is a large system and takes up space from the mouth to the pelvis. Different parts of the digestive system are located in different regions of the body.
The digestive system has various parts each with its function. Producing bile is the main purpose of liver. The bile emulsifies fats to aid digestion in the small intestine.
lysosomes
Digestion
The digestion system is about 6.5meters long in an average adult male.