1885 Click to see full answer. In this regard, who discovered mesentery?J. Calvin Coffey was the first to identify the “mesentery,” a “new” organ that’s part of the digestive system. If you’re wondering how it is that scientists are still discovering new organs at this point in the 21st century, you’re not alone.Additionally, what system is the mesentery in? Known as the mesentery, the new organ is found in our digestive systems, and was long thought to be made up of fragmented, separate structures. But recent research has shown that it’s actually one, continuous organ. Hereof, do humans have a mesentery? The mesentery is an organ that attaches the intestines to the posterior abdominal wall in humans and is formed by the double fold of peritoneum. It helps in storing fat and allowing blood vessels, lymphatics, and nerves to supply the intestines, among other functions.Can the mesentery be removed?Regardless of how the mesentery is classified it is an important part of the human body and integral to the health of the intestines and gastrointestinal tract. While parts of the mesentery may be removed due to illness or injury, removing the entire mesentery is not possible.