gut

[A.S.] The intestine, fore-g., the upper part of the primitive alimentary tract, developing into the pharynx to the duodenum inclusive, head-g. fore-g. hind-g., the lower part of the primitive alimentary tract, developing into the colon. mid-g., the middle part of the primitive alimentary tract, developing into the jejunum and ileum me so gaster. tail-g., a diverticulum of the primitive alimentary tract pa ing into the caudal part of the embryo.