Critical days are a natural process that occurs in the body of each of the fairer sex. To understand where are menstruating need to get acquainted with the physiology of women.
Content
- A little about female physiology
- How are monthly
- menstrual symptoms
- What a girl needs to know about menstruation
A little about female physiology
Many girls are interested in the origin of the blood during menstruation. To do this, you need to know that menstruation is and why it is coming.
Critical days are part of the female reproductive function. Without them it is impossible to complete the conception and childbearing, as they perform a cleansing and prepares the function.
Regula girls - a process that occurs in the reproductive age, and what happens in the body, especially individually.
In girls, the menstrual cycle may begin at 11-16 years (at this time on top of the endometrium and mucous layer creates favorable for the development of the embryo in the case of conception), that depends on different factors. These include:
- territory of residence;
- heredity;
- ecological situation;
- physiological features.
There are signs that a girl can to understand what will soon begin monthly. For more on this, see the separate article on our site.
Most girls know that they have to go critical days, but few people realize what it is and whence blood. Upon occurrence of menstruation begins to flake off the top layer of the endometrium each month for growing the walls of the genitals, to give an embryo at fertilization with all necessary for a full development. As a result of this rejection appear spotting.
After going on oocyte maturation, ovulation - at this time the female cell is picked up by a long fringe of the fallopian tube and is sucked inside. There it remains until the meeting with the sperm after fertilization and only directed towards the uterus, usually find themselves in its cavity on the 7th day.
If conception has not occurred, the egg is released from the ampullar department and undergoes cleavage own enzymes directly into the pipe or falls into the abdominal cavity, where it is death.
The selection, which sees a woman upon the occurrence of menstruation, contains blood and a functional layer of the endometrium - during menstruation, they are constantly coming out of the vagina.
Typically, the critical days of the last 5-7 days. Cycle between monthly bleeding from genitals is 28 days, however, due to characteristics of the organism menstruation period can last 21-35 days.
Menstrual cycle each woman is different, so we recommend to read in more detail about how long are monthly.
Given the above information, it becomes clear where are monthly. Blood upon the occurrence of critical days comes out of the vagina (namely from the cavity of the uterus), if there was no conception.
How are monthly
Blood during menstruation creates bleeding, and is considered the beginning of the onset of critical days. Menstrual blood is slightly darker than usual.
At the beginning of menstruation blood flows profusely from the vagina - it happens in the first 2 days. Thereafter menses slowed, because most of the endometrium in the uterus leaving the first 2 days.
The beginning of menstruation in girls can easily be confused with abnormal bleeding because the blood during the critical days of the dark, and emerges from the vagina "chunks."
menstrual symptoms
Where there is blood, we understand. Many girls are interested in how to find out about the upcoming offensive critical days, because the symptoms of this condition in the fairer sex are individual and varied. Few can boast of a complete lack of symptoms of premenstrual syndrome.
Usually, menstruation comes with symptoms such as:
- sudden and causeless irritability;
- pain in the lower abdomen, which sometimes give in the back;
- mood swings;
- frequent crying for any reason;
- discomfort in the breast;
- breast swelling;
- drowsiness;
- swellings that appear on the legs and face.
When there are spotting the signs of the onset of critical days, as a rule, disappear.
What a girl needs to know about menstruation
Every girl should know why menstruation is going each month and what is the source of bleeding. This means that her body is ready to conceive a child, so it should be very careful when entering into a sexual relationship.
On average, at monthly allocated 2-4 precipitates large spoon (35 ml) are taken from the uterine wall. As the norm is 1-6 spoons - it depends on the characteristics of the organism.
The arrival of the first menstruation usually occurs in 12-13 years, although the frame may be shifted depending on the individual circumstances.
Typically, such allocation is slightly darker than usual blood, so if the month will be light - rather, it speaks of the bleeding, not associated with the critical days.
In the last days of menstruation blood becomes more dark - brown. This means there is no oxygen in it and is normal.
As soon begin monthly allocation, you should use pads or tampons that will absorb them, thus ensuring proper hygiene.
The first time may experience irregular cycle, but after 3-5 months after the onset of critical days, he should return to normal. Otherwise, you need to visit a gynecologist to find out about possible health problems.