One of the minute vascular projections of the fetal chorion that combines with maternal uterine tissue to form the placenta. [ http://purl.obolibrary.org/obo/BTO_0001161 http://en.wikipedia.org/wiki/Chorionic_villi ]
Term information
- BTO:0001161
- Wikipedia:Chorionic_villi
- SCTID:360403003
- EHDAA2:0004717
- UMLS:C0008508 (ncithesaurus:Chorionic_Villus)
- MESH:D002824
- NCIT:C34125
human_reference_atlas
fetal part of placenta
chorionic villus
placental villous
fetal placenta
villous chorion
placental villus
chorionic villous
embryonic placenta
chorionic villi
villous of placenta
embryonic part of placenta
placental villi
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.
The mouse and human placentas have labyrinthine and villous types of interdigitation between maternal and fetal tissues, respectively