It sheds and is expelled from the body. This process is known as menstruation or a period and happens on average every 28 days from the time a woman first releases an egg during puberty until menopause.
Well there is this lovely time of the month where it all comes out of our vigina in the form of blood.
When the egg isn't fertilized, the egg starts to disinigrate. The lining of the uterus is to protect the egg, so it "sheds" off of the uterus and comes out.
The lining of the uterus is what denigrates when your egg isn't fertilized and you get your period.
An egg is released from an ovary. If the egg is not fertilized, it is discharged along with the lining of the uterus. If it is fertilized, embryotic developement begins.
the lining of the uterus thickens,
When an egg is not fertilized by sperm, this causes the breakdown of the uterus lining. It is known as menstruation.
After the release of an egg, the uterus will form a thick lining of blood within its wall in preparation for the implantation of a fertilized egg in the wall of the uterus. If the egg will not be fertilized, the thick lining of blood with exit the body in the process of menstruation.
Progestrone causes the uterine lining to thicken in preparation of a fertilized egg. If no egg is fertilized, the thick lining is shed as a menstrual cycle.
if it is fertilized by sperm it becomes a zygote that embeds itself into the lining on uterus The placenta, which is especially prepared for this event once a month if it is not fertilized it breaks down after a couple of days which signals for the uterus to dispose of the lining in what is seen as menstrual bleeding.
The lining has to thicken in order to protect the egg that is released.
The blood lining of the uterus gradually thickens during a woman's menstrual cycle in order to be prepared to receive the fertilized egg. This lining will shed during the menstrual period if no fertilized egg has implanted.
When you get your period it is uterus blood. Your period is the uterus shedding its lining if you do not get pregnant. All month your uterus builds up its lining for if your egg gets fertilized, and when/if it does not get fertilized, you have your period at the end of the month.
The uterine lining creates a place for the fertilized egg to attach to in the uterus. Once the egg has attached to the uterine lining, it begins to grow. The lining also helps deliver nutrients to the developing fetus.
A fertilized egg implants into the Uterus.