Template:Windle1940 table2
From Embryology
Age in days | 8 | 10 | 17 | 28 | |
---|---|---|---|---|---|
Maternal tissue: | |||||
Endothelium | + | - | - | - | |
Connective | + | - | - | - | |
Epithelium | - | - | - | - | |
Fetal tissue: | |||||
Chorion | + | + | + | - | |
Mesenchyme | + | + | - | - | |
Endothelium | + | + | + | + |