crap tunnel... no I'm just joking, its actually called the digestive system. You see there are so many different organs from mouth to anus that there is not one single name for it, but a system (group of organs working together for the same purpose).
These organs are part of the alimentary canal. The digestive system.
The pancreas and the liver are the body organs that are not part of the alimentary canal. The liver and the pancreas are the organs that are not part of the alimentary canal.
The Alimentary canal, which consist of the mouth, esophagus, stomach, duodenum, jejunum, ileum, cecum, and large bowel.
Digestive organs and the system in general can be divided into two parts: the accessory organs and the alimentary canal. The alimentary canal is the GI tract and the accessory organs are things like the teeth, tongue, salivary glands, and gallbladder.
google "alimentary canal" ....more specifically, it's organs such as the small intestine and large intestine (which is also called the ascending, transverse, and descending colon).
the digestive tract refers to the GI or the gastrointestinal tract, which runs from the mouth to the anus. The digestive system refers to the organs related to the digestion of contents that are ingested, and how the foods are digested both mechanically and chemically.
The alimentary canal is just the tube that goes from the mouth to the anus. The digestive system includes that tube but also all of the physiology that occurs along the tube and the accessory organs actions and products.
In embryonic development, the archenteron eventually develops into the digestive tract of the organism. It goes through a process called gastrulation where it forms the primitive gut tube. This gut tube gives rise to the organs of the digestive system, such as the stomach, intestines, and associated structures.
Salivary glandsteethtonguegumsesophagusstomachsmall intestinelarge intestinepancreaslivergallbladderSome of these organs such as pancreas and liver are sometimes referred as accessory glands because they are not directly part of the alimentary canal.
The digestive system acts upon substances contained in the alimentary canal. This system includes organs such as the mouth, esophagus, stomach, small intestine, and large intestine, which work together to digest and absorb nutrients from food.
The alimentary canal is the tube going from the mouth to the anus. The accessory organs are the organs located along that canal which produce enzymes to aid the digestion process.