foregut

[ fawr-guht, fohr- ]

noun

1. Zoology.
   1. the first portion of the vertebrate alimentary canal, extending from the pharynx and esophagus to the end of the stomach or gizzard and, in some animals, the anterior duodenum, functioning in the ingestion, temporary storage, and partial digestion of food.
   2. the first portion of the alimentary canal in arthropods and annelids, composed of ectodermal, chitin-lined tissue and usually comprising the pharynx, esophagus, crop, and gizzard.
2. Embryology. (in mammals) the upper part of the embryonic alimentary canal from which the pharynx, esophagus, lung, stomach, liver, pancreas, and part of the duodenum develop.

foregut

/ ˈfɔːˌɡʌt /

noun

1. the anterior part of the digestive tract of vertebrates, between the buccal cavity and the bile duct
2. the anterior part of the digestive tract of arthropods

Word History and Origins

Origin of foregut¹

First recorded in 1885–90; fore- + gut

Example Sentences

The notochord (ch) is seen below the brain, and below this again the crescentic foregut (al).

From Project Gutenberg

The commencing heart (ht), formed at this stage of two distinct tubes, is attached to the ventral side of the foregut.

From Project Gutenberg

Cleveland et al. isolated a bacterial organism from the foregut of the wood-feeding cockroach Panesthia angustipennis.

From Project Gutenberg

Hence when the stomach develops from the foregut, as a specialized segment of the same, it is supplied by vagus branches.

From Project Gutenberg