Intestine, Small

The portion of the GASTROINTESTINAL TRACT between the PYLORUS of the STOMACH and the ILEOCECAL VALVE of the LARGE INTESTINE. It is divisible into three portions: the DUODENUM, the JEJUNUM, and the ILEUM.

Year introduced: INTESTINAL MICROORGANISMS was heading 1963-1967

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Tree Number(s): A03.556.124.684

MeSH Unique ID: D007421

Entry Terms:

• Intestines, Small
• Small Intestines
• Small Intestine

All MeSH Categories
Anatomy Category
Digestive System
Gastrointestinal Tract
Intestines
Intestine, Small
Duodenum
Ampulla of Vater +
Brunner Glands
Ileum
Ileocecal Valve
Meckel Diverticulum
Jejunum