The remodeled fetal membranes are prone to rupture and produce uterotonic factors, which reach the myometrium and stimulate contractions. These changes lead to labor and birth. Although much is known ...

The fetal membranes consist of the chorion ... The yolk sac is a primitive structure that usually disappears after 20 weeks' gestation. A remnant of the yolk sac merges in the forming embryo ...

mature human erythrocytes provide an opportunity to study membrane structure and function outwith the restrictions of genetic control. With its unique rapid increase in vascularisation, pregnancy is ...