Hepatic diverticulum grows from the duodenum into the ventral mesentery
ÿBegins ~ week 4
ÿDivides into cranial and caudal buds.
ÿCranial bud grows faster and becomes the hepatic parenchyma;
lHematopoietic colonists arrive ~ week 6
ÿCaudal bud gives rise to the biliary system.