Your Appendix Isn't Useless, After All

The appendix, often dismissed as a useless organ, has evolved multiple times in mammals, suggesting an evolutionary advantage. Research indicates it plays a role in immunity, housing immune cells and beneficial gut bacteria. This may help replenish gut flora after diarrhea. Studies show that removing the appendix could increase the risk of severe infections, raising questions about unnecessary surgeries. While appendicitis is dangerous, the appendix may have more benefits than previously thought.

In what way might the appendix assist during cases of extreme diarrhea?

What implications does the study on clostridium difficile have for the understanding of the appendix's function?