The stomach is a more acidic environment to aid its role in beginning the major processes of digestion.

The pancreas produces the hormone insulin, which helps regulate blood sugar.

[6] It is primarily a processing and detoxifying organ,[7] filtering blood and extracting or breaking down waste and toxins from the bloodstream.

[10] The largest lymphatic organ is the spleen, which is dark purple and located under the lower ribs, around the left side of the upper abdomen.

Anatomists and medical professionals have traditionally considered the appendix a vestigial organ.

[15] People who are infected with Campylobacter pylori should drink extra fluids as long as the diarrhea lasts.

This includes people with HIV/AIDS, those receiving chemotherapy, and those with the blood disorders thalassemia and hypogammaglobulinemia.

Acute pancreatitis is sudden inflammation of the pancreas that may be mild or life-threatening but usually subsides.

Because there is a strong flow of blood in the spleen, there is a higher chance of excessive bleeding.

This results in clusters of newly formed liver cells (regenerative nodules) within the scar tissue.

A consequence of a fatty diet is diarrhea, due to the fact that the body is no longer processing the food as well.