Nota: A tradução desta entrada está atualmente em revisão de qualidade, portanto parte do conteúdo é exibida temporariamente apenas em inglês.
Este verbete ainda não foi traduzido para o seu idioma, portanto o original é exibido abaixo.
chorion
This term is a specialized biological descriptor used primarily in embryology and anatomy. It carries a clinical, objective tone and is almost exclusively found in medical textbooks, research papers, or veterinary diagnostics. It describes the critical interface between the developing organism and the maternal environment.
As a technical anatomical term, it is treated as a countable noun in a biological sense when referring to the membranes of different species or individual embryos, though it is often used generically to describe the tissue type.
Meanings
Examples
The chorion forms the fetal part of the placenta in humans.
In birds, the chorion fuses with the allantois to facilitate gas exchange.
I wonder how the chorion manages to protect the embryo so effectively.
The outer layer of the embryo is known as the chorion.
The chorion is essential for nutrient absorption in many reptile species.
Look at this diagram showing how the chorion interacts with the uterine wall.
The development of the chorion occurs early in the embryonic stage.
Without a functioning chorion, the fetus would not receive oxygen.