You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is During embryological development, all of the following organs develop in the peritoneal cavity suspended on a mesentery, EXCEPT: and explain in detail?
Kidney is a retroperitoneal organ.During development, some organs develop in the peritoneal cavity suspended on a mesentery called as intraperitoneal organs. They include,StomachFirst pa of duodenumJejunumIleumTransverse colonSigmoid colonLiver SpleenSome abdominal organs develop behind the peritoneum and are called retroperitoneal organs. They are,KidneysUretersSuprarenal glandsRectumRef: Grant's Dissector By Patrick W. Tank, John Charles Boileau Grant, 2012, Page 99.