Jejunum: Anatomy, histology, function, composition | Kenhub
2023年10月30日 · The jejunum is the middle of the three parts of the small intestine between the duodenum and ileum. Its arterial supply is provided by the jejunal arteries, while the innervation by the celiac and superior mesenteric plexi together with the vagus nerve.
Jejunum: Definition, Function, Anatomy, Diagram, and Conditions
2021年11月11日 · The jejunum makes up about two-fifths of the small intestine. The main function of the jejunum is absorption of important nutrients such as sugars, fatty acids, and amino acids.
Jejunum - Wikipedia
The jejunum is the second part of the small intestine in humans and most higher vertebrates, including mammals, reptiles, and birds. Its lining is specialized for the absorption by enterocytes of small nutrient molecules which have been previously digested by enzymes in the duodenum.
The Small Intestine - Duodenum - Jejunum - Ileum
2024年4月21日 · Anatomically, the small bowel can be divided into three parts: the duodenum, jejunum, and ileum. In this article, we shall examine the anatomy of the small intestine – its structure, neurovascular supply, and clinical correlations.
Small Intestine: Function, Parts, Length & Location - Cleveland Clinic
2024年10月14日 · The jejunum. This section of your small intestine is 8 feet long. It lays in many coils inside the lower abdominal cavity. The jejunum is dark red because it has many blood vessels. It has muscles that churn food back and forth and mix it with digestive juices.
Jejunum - Location, Structure, Function, Anatomy & Pictures
2025年1月8日 · The jejunum’s main function is to absorb micro and macro nutrients contained within the ingested foods and to move the foods and liquids further through the digestive tube in order to complete the digestion process. The anatomy of the jejunum is best explained with its main function in focus.
Jejunum | Complete Anatomy - Elsevier
Learn about the jejunum's structure, function, and its role in digestion. Understand its arterial supply, venous drainage, innervation, and lymphatic drainage. Skip to main content
The Jejunum: Anatomy and 3D Illustrations - Innerbody
4 天之前 · The jejunum is made of four distinct tissue layers that work together to give the organ its function. The innermost layer, the mucosa, surrounds the hollow lumen and provides contact between the jejunum and chyme.
What Is the Jejunum and What Is Its Function? - Verywell Health
2022年11月9日 · The jejunum, along with the other areas of the small intestine, is responsible for absorbing nutrients from digested food into the bloodstream. The jejunum is able to absorb these nutrients because it is lined with finger-like projections that are called villi.
Jejunum and ileum | Encyclopedia | Anatomy.app | Learn anatomy …
Discover the anatomy and function of the jejunum and ileum, two vital parts of the small intestine responsible for nutrient absorption. Explore their anatomy, anatomical relations, function, and key differences. Additionally, read more about their histology and neurovascular supply.