Villous chorion | definition of villous chorion by Medical dictionary
the part of the chorion where the villi persist and form the fetal part of the placenta.
vil·lous chor·i·on (vil'ŭs kōr'ē-on)
That part of the chorion where the chorionic villi have persisted to form the fetal part of the placenta.
Synonym(s): bushy chorion
, chorion frondosum
References in periodicals archive
The basal layer of the endometrium and the villous chorion
adjacent to the endometrium form the functional placenta that is responsible for feto - maternal nutrient and waste substance exchange.