Uberon definition : One of the minute vascular projections of the fetal chorion that combines with maternal
uterine tissue to form the placenta.;
Uberon related term : villous of placenta; fetal placenta; placental villous; chorionic villus; embryonic placenta; placental villi; placental villus; villous chorion; chorionic villous; fetal part of placenta; embryonic part of placenta; chorionic villi;
Uberon Structure note : The bulk of the villi consist of connective tissues in which blood vessels are found.
Most of the cells in the connective tissue core of the villi are fibroblasts. Macrophages
known as Hofbauer cells are also present.;
Uberon Taxon note : The mouse and human placentas have labyrinthine and villous types of interdigitation
between maternal and fetal tissues, respectively;