Zoology. the middle portion of the vertebrate alimentary canal, posterior to the stomach or gizzard and extending to the cecum, functioning in the digestion and absorption of food; the small intestine.the anterior portion of the arthropod colon, composed of endodermal tissue.
Embryology. the middle part of the embryonic alimentary canal from which the intestines develop.
更多midgut例句
Midgut, closely associated at its beginning with the liver and pancreas.
The midgut is usually the longest portion of the intestinal tube.
The entrance of the hepatic duct separates fore- and midgut.
The midgut forms a simple loop with a descending and ascending limb closely bound together by mesenteric attachment.
In all forms in which the gland is found it is connected with the post-gastric intestine and marks the beginning of the midgut.