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www.reference.com/science/main-organs-digestive-system-b867878422fc1963

The digestive system involves the mouth, throat, esophagus, stomach, small intestine, large intestine, pancreas, liver and gallbladder. The main organs involved in digestion include the esophagus, stomach, and the small and large intestines.

www.reference.com/science/digestive-system-8f52c91c01452796

The digestive system helps the body break down food, so nutrients can be used for cell repair, growth and energy. The digestive system is also responsible for storing and excreting solid wastes.

www.reference.com/science/digestive-system-work-other-systems-c42283d26463d67e

The cardiovascular system interacts with the digestive system by carrying digested nutrients throughout the body via the bloodstream, explains Southwest Tennessee Community College. The digestive system also works with the excretory system to control the amount of water in the body and release undig

www.reference.com/article/interesting-digestive-system-9cc247cb1e1f37c6

The digestive system is that it works even when a person is upside down, the small intestine is about 22 feet long, and some animals don't have stomachs. The platypus's food, for example goes straight to its intestine without passing through a stomach.

www.reference.com/article/digestive-system-diseases-3db53a2ccb3c4c1f

Digestive system diseases include gastroesophageal reflux disease, or GERD, celiac disease, Crohn’s disease and diverticulitis, states Everyday Health. It is common to have a digestive system problem, and patients with symptoms of these conditions should talk to their doctors.

www.reference.com/article/long-digestion-56311c0c9703eec

The amount of time that digestion takes varies from person to person, but on average it takes around 33 to 50 hours. It takes 6 to 8 hours for food to pass through the stomach.

www.reference.com/article/organ-takes-care-protein-digestion-796e6d04202cf1d3

Proteins are digested in the stomach with the aid of secretions from the pancreas and the gall bladder. Proteins not fully digested in the stomach are digested in the small intestine.

www.reference.com/article/main-function-digestive-system-59744127791f8915

The main function of the digestive system is to convert food to energy and eliminate waste. The human digestive system is made up of several parts, including the mouth, esophagus, stomach, small and large intestines, pancreas, liver, gallbladder, rectum and anus.

www.reference.com/article/digestion-start-75a6afc1fbe6f4ee

According to Branch Basics, digestion begins in the mouth when the process of chewing starts. Salivary glands will secrete a mucus, which assists in lubricating the food before swallowing.

www.reference.com/article/type-digestive-system-fish-e7cb0264983460e6

Fish have a digestive system that begins at the mouth and ends at the anus. It is usually comprised of a mouth, esophagus, stomach, pancreas and intestine. Not all species of fish, however, have a stomach, such as Cyprinidonts and Cyprinids, and herbivorous fish have longer digestive tracts than car