FIBRAE CIRCULARES Meaning and
Definition
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Fibrae circulares, also known as circular folds or valvulae conniventes, are anatomical structures found in the gastrointestinal (GI) tract. They are an important feature of the small intestine and play a critical role in the process of digestion and absorption.
Fibrae circulares are symmetrical, transverse folds on the inner surface of the small intestine, specifically in the jejunum and ileum regions. These folds are formed by the mucosal and submucosal layers of the intestinal wall. The circular arrangement of these folds results in a series of ridges and grooves that significantly increase the surface area of the small intestine. This increased surface area allows for greater contact between the intestinal lining and digested food, facilitating the absorption of nutrients into the bloodstream.
The presence of fibrae circulares can be likened to the pleats of an accordion or the villi of the small intestine, as they work together to increase the absorptive capacity of the GI tract. The circular folds also serve to slow down the passage of food through the small intestine, allowing for more thorough digestion and absorption. Additionally, they provide structural support and prevent the small intestine from collapsing upon itself.
In conclusion, fibrae circulares are anatomical structures that contribute to efficient digestion and absorption in the small intestine. Their presence increases the surface area, facilitates nutrient absorption, and enhances the overall functionality of the gastrointestinal system.
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The circular fibers of the ciliary muscle, Mueller's muscle.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for FIBRAE CIRCULARES
- dibrae circulares
- cibrae circulares
- vibrae circulares
- gibrae circulares
- tibrae circulares
- ribrae circulares
- fubrae circulares
- fjbrae circulares
- fkbrae circulares
- fobrae circulares
- f9brae circulares
- f8brae circulares
- fivrae circulares
- finrae circulares
- fihrae circulares
- figrae circulares
- fibeae circulares
- fibdae circulares
- fibfae circulares
- fibtae circulares
Etymology of FIBRAE CIRCULARES
The term "Fibrae circulares" is a Latin phrase that can be broken down into two parts: "fibrae" and "circulares".
- "Fibrae" comes from the Latin word "fibra", which means "fiber" or "strand". It is derived from the Proto-Indo-European root "dʰeybh-", which means "to weave" or "to bind". This root is also related to words like "fabric" and "fiber".
- "Circulares" is the plural form of the Latin adjective "circularis", which means "circular" or "round". It is derived from the Latin noun "circulus", meaning "circle". "Circulus" is itself a diminutive form of "circus", meaning "ring" or "circular area".
