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Once your body realizes you're not pregnant, it begins to shed the lining and start the process all over again with fresh blood. It breaks up the lining and you discard it via your period.

It's really not THAT much blood... something like half a cup per day, if I recall correctly.

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Q: Where does blood that flow during menstruation come from?
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Related questions

Where does blood that flow during menstruation?

It's not blood.


What 3 things flow out of your body during menstruation?

Endometrium, blood, and the ovum


What is the flow of blood and tissue cells from the uterus call?

The flow of blood and tissue cells from the uterus is called menstruation. During menstruation, the lining of the uterus sheds and is expelled through the vagina. This process is accompanied by the flow of blood, which is a mix of tissue cells, uterine lining, and blood from the ruptured blood vessels in the uterus.


Where does the blood flow out of you when you get your period?

Blood flows out of the uterus through the cervix and then out of the body through the vagina during menstruation.


What does clean blood mean when on your period?

It depends on what you mean by 'clean blood' during your period. Your menstrual flow isn't dirty so your blood should always be 'clean' during menstruation.


What is known as menstrual flow?

Menstrual flow refers to the shedding of the uterine lining that occurs during a woman's menstrual cycle. This blood is released through the vagina during menstruation, typically lasting for 3-7 days. The flow may vary in color and consistency throughout the menstrual period.


What is the flow of blood and tissue called that results when pregnancy does not occur?

Uh.........menstruation.


What deteriorates during menstrual flow?

The uterus lining deteriorates during menstruation. The menstrual flow is the uterine lining that is shedding after pregnancy does not occur.


What is meant by the term menstruation?

It is the cycle of blood flow from a woman's vagina. In other words, your period.


What is pain during a menstrual period?

During menstruation your body produces prostaglandins that cause the uterus to contract in order to push out menstrual flow, if prostaglandin production is too high it causes the blood vessels to contract so cutting off oxygen flow to the muscles in the uterus temporarily. Essentially it's similar to a heart attack: blocked blood vessels limiting blood flow and oxygen.


Large chunks of blood during period?

The large chunks of blood during your period is actually uterine lining, and this is perfectly normal. The main waste product during menstruation is the uterine lining, you can see this as chunks in your menstrual flow that may look similar to raw liver.


What are the uses of a tampon?

A tampon is a type of menstrual product used by people who menstruate to manage menstrual flow. Tampons are inserted into the vagina during menstruation to absorb menstrual flow before it has a change to leave the body. Different people use different things to deal with their menstrual flow, people may use tampons or they may use different products like sanitary pads or menstrual cups.