foregut

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foregut

 [for´gut]
the endodermal canal of the embryo cephalic to the junction of the yolk stalk, giving rise to the pharynx, lung, esophagus, stomach, liver, and most of the small intestine.

fore·gut

(fōr'gŭt),
The cephalic portion of the primordial digestive tube in the embryo. From its endoderm arises the epithelial lining of the pharynx, trachea, lungs, esophagus, and stomach, the first part and cranial half of the second part of the duodenum, and the parenchyma of the liver, gallbladder, and pancreas.
Synonym(s): headgut

foregut

/fore·gut/ (-gut) the endodermal canal of the embryo cephalic to the junction of the yolk stalk, giving rise to the pharynx, lung, esophagus, stomach, liver, and most of the small intestine.

foregut

(fôr′gŭt′)
n.
1. The anterior part of the embryonic digestive tract of a vertebrate from which the pharynx, lungs, esophagus, stomach, liver, pancreas, and duodenum develop.
2. The first part of the digestive tract of an arthropod or annelid, which includes the buccal cavity, esophagus, crop, and gizzard.

foregut

[fôr′gut]
Etymology: AS, fore, in front, guttas
the cephalic portion of the embryonic alimentary canal. It consists of endodermal tissue and gives rise to the pharynx, esophagus, stomach, liver, pancreas, most of the small intestine, and respiratory ducts. Compare hindgut, midgut.

fore·gut

(fōr'gŭt)
The cephalic endodermal portion of the primordial digestive tube in the embryo. From it arises the epithelial lining of the pharynx, trachea, lungs, esophagus, and stomach, the first part and cranial half of the second part of the duodenum, and the parenchyma of the liver, gallbladder, and pancreas.

foregut

the endodermal canal of the embryo cephalic to the junction of the yolk stalk, giving rise to the pharynx, lung, esophagus, stomach, liver and most of the small intestine.
References in periodicals archive ?
Small crustaceans were frequent and predominant in the foreguts of O.
The predominance of peracarid crustaceans in the foreguts of the crabs suggests that O.
The foregut was removed and stored in 70% ethanol for dietary analysis.
The points method assesses diet composition in terms of both foregut fullness and estimated volume of food in the foregut.
The relative contribution of each prey category to the total volume of the foregut contents was assessed subjectively in the following way: a category representing 95-100% of the total contents was awarded 100 points; 65-95%, 75 points; 35-65%, 50 points; 5-35%, 25 points; 5% or less, 2.
Blue crab %FRE %VOL Number of nonempty foreguts 328 Plant material 1.
Crabs, 1286 in total, were sub-sampled for dietary analysis, and the dominant prey taxa for all crabs, by volume of foregut contents, were mollusks and crustaceans.