ANATOMY

Detailed explanation-1: -Two hormones produced from the ovaries thicken and prepare the uterine lining for implantation. Estrogen causes the thin uterine lining to thicken. Progesterone causes the thickened uterine lining to develop the characteristics needed for implantation.

Detailed explanation-2: -Your endometrium is the lining of your uterus (womb). During your menstrual cycle, your endometrium changes. The estrogen that your ovaries produce makes your endometrium thicken. This prepares your uterus for possible pregnancy.

Detailed explanation-3: -Progesterone plays an important role in your menstrual cycle and pregnancy. Progesterone creates a healthy uterine lining to support a fertilized egg, embryo and fetus.

Detailed explanation-4: -The uterus has a muscular outer layer called the myometrium and an inner lining called the endometrium.