after ovulation ,if the ovum is not fertilised , it ruptures and flows out in the form of blood .this process is called menstruation takes place between the 1st and 5th day of the menstrual cycle
It's not blood.
The average blood loss during menstruation is 35 milliliters with 10-80 milliliters considered normal.
Dead ovum, blood and uterus
urine test during menstruation reveal presence of blood in urine and red blood cells
Your body is so uniquely designed that during menstruation you don't lose too much blood.
The inflammatory substance responsible for pain during menstruation is prostaglandins. The prostaglandins cause the uterine contractions, but in high quantities it will cause blood vessels supplying the uterus with blood to construct so starve the uterus of blood/oxygen very temporarily, and thus this is what causes the pain during menstruation.
is the passageway for sperm,for blood during menstruation,and for the baby during birth.
No. The blood washes out the sperm.
Endometrium, blood, and the ovum
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.
You might want to check with a doctor
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.