An ectopic pregnancy is shed as: (A) Decidua vera, (B) Decidua basalis, (C) Decidua capsularis, (D) Decidua rubra
Answer is A. The endometrial lining of the uterus is called decidua during pregnancy, If there is feilization and pregnancy occurs, the decidua differentiated intoDecidua basalis - becomes the maternal poion of the placentaDecidua - capsularis - the thin layer covering the ovumDecidua vera or parietalis - which is the rest of the decidua lining the uterine cavity outside the site of implantation.