splanchnopleure
/ˌsplaŋknə(ʊ)ˈplʊə
/noun Embryology
A layer of tissue in a vertebrate embryo comprising the endoderm and the inner layer of mesoderm, and giving rise to the gut, lungs, and yolk sac. Often contrasted with somatopleure.Mobilization of calcium from the yolk begins early in embryonic chickens and is facilitated by the calcium binding protein calbindin-D28K in endodermal cells of the yolk splanchnopleure....
- The splanchnopleure, which lies on the endoblast, takes part in the formation of the wall of the digestive tube.
- The yolk sac forms as the splanchnopleure surrounds the yolk.
Origin
Late 19th century: from Greek splankhna 'entrails' + pleura 'side'.
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