Appendix vermiformis

Appendix Vermiformis is a small, tube-like organ attached to the first part of the large intestine, also known as the cecum. The term "vermiform" comes from Latin and means "worm-shaped."

Anatomy

The appendix is a narrow, hollow, tube-like structure that extends from the cecum. The length of the appendix can vary and can be up to several inches long. Its diameter, however, is usually less than half an inch. The interior of the appendix is called the appendiceal lumen.

Function

The exact function of the appendix is not entirely understood. It is considered to be a part of the gastrointestinal tract and is thought to play a role in gut immunity. Some theories suggest that the appendix serves as a storehouse for beneficial gut bacteria, which can repopulate the digestive system after a bout of illness that clears out the intestines.

Appendicitis

Appendicitis is a common condition that involves inflammation and infection of the appendix. If left untreated, an inflamed appendix can rupture and lead to a serious infection of the abdomen called peritonitis. Appendicitis is typically treated with surgery to remove the appendix, a procedure known as an appendectomy.

History

The appendix was first described in 1492 by the Italian anatomist Leonardo da Vinci. However, its function was not understood until the 20th century.

See also

• Digestive system
• Human anatomy