Other Free Encyclopedias » 21st Century Webster's Family Encyclopedia » 21st Century Webster's Family Encyclopedia - Anderson, Elizabeth Garrett to Arctic tern



Appendix, in biology small, hollow, closed tube located where the small and large intestines meet. While it aids digestion in certain rodents, it no longer has a function in humans and is considered a vestigial organ. The disease appendicitis results when the appendix becomes inflamed.

See also: Appendicitis.

Adolphe Appia [next] [back] Appendicitis

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