Completar frases CEDES19/20 - NAT6 - Unit3 Act2Versión en línea Put the stages of the menstrual cycle in the correct order by writing numbers (1 to 5) por Javier David Panadero 1 The walls of the uterus thicken with extra blood and tissue . The ovaries produce an egg . The unfertilised ovum leaves the body . An ovum is released into one of the fallopian tubes . Blood and the lining of the uterus are also expelled from the body . If the egg is not fertilised , it dries up . 4