Digestive System of Vertebrates (With Diagram) | Chordata | Zoology

In this article we will discuss about the digestive system of vertebrates with the help of suitable diagrams. Embryonic Digestive Tract: Archenteron: The embryonic archenteron becomes the lining of the adult digestive tract and of all its derivatives. Splanchnic mesoderm adds layers of connective tissue and smooth muscles around the archenteron. Ectodermal invagination of the head forms the stomodaeum leading [...]