The Appendix: More Useful Than Once Thought

For a long time, it was thought that the human appendix had no use. Instead, it was thought of as a vestigial organ, that is, an organ that functioned in an earlier ancestor, but no longer held that same use. However, new research indicates that the appendix is far from pointless. In fact, it may have an important role in survival.

The appendix is a pinky-finger sized organ located just below the junction between the small and large intestines. Though its function has been debated over the years, scientists have known for a while that the appendix is formed from immune system tissue.

appendix

The appendix is a pinky-finger sized organ located just below the junction of the large and small intestines.

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