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It is a time when the uterus expels the lining and egg from the last ovulation in preparation for the next.
Wiki User
∙ 9y ago
Wiki User
∙ 15y agoto get rid of all the unused eggs in the female body it makes alot of eggs each moth and if you don't use them(pregnant) you have a period
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How often do human females have there periods?
Most human females have menstruation periods of between 26 and 32 days in length.
Do tigers have periods?
Yes the females do.
Who has the harder life males or females?
Females have periods and such, and child birth. Males, have females, who kick them in the nuts if they make'em mad.
Can human females sync up periods with a female animal?
Yes.
What weight do females get their periods?
I think the average is about 7.5 stone, but it could be any weight.
What is the monthly Cycle in females called which produces 1 egg?
Menstruation Cycle!! Or known as periods!!
Do Koreans have periods?
Yes. Us girls have it but also Koreans have it too.. Korean males and females have their period.
You had two periods in a month which one did you get pregnant with?
Humans don't get pregnant when they have a period. That's only for animals. Human females mostly get pregnant mid-way between their periods.
What are the symptoms in adults male and females when they reach puberty?
The first symptoms are the increase in testis size. in girls it is onset of periods.
Why did us females get stuck with the periods and giving birth?
It's God's punishment for Eve leading Adam astray in the garden of Eden.
When do females get there first period?
It varies according to the biological clock of the individual !... Girls can start their periods as young as 8 or as old as 21 !!
Why doesn 't men or boys have menstrual periods?
Because they do not have a uterus. The uterine lining is what sheds during menstruation as well as the releasing of the egg from the ovaries. Men/boys do not have any of these sex organs because they belong to females and only females.
