Estrogen causes endometrial growth/proliferation. Post-ovulation, mainly progesterone acts to cause secretion, accumulation of glycogen and basically maintains the lining and prepares it for implantation. Removal of these hormones causes menstruation.
At ovulation a mature egg is released from the ovary, lutinizing hormone and follicle stimulating hormone cause the area from which the egg was released to become the corpus luteum, which produces progesterone - progesterone causes uterus lining to build-up.
Estrogen.
dysmenorrhea
breaks down
The uterus lining deteriorates during menstruation. The menstrual flow is the uterine lining that is shedding after pregnancy does not occur.
dysmenorrhea
dysmenorrhea
The OT hormone targets the uterine wall and induces contraction during labor. It is a positive feedback hormone.
Menstrual flow is blood, uterine tissue, discharge, and cervical mucus. Menstrual flow occurs during menstruation, also known as a period.
Progesterone
There are some symptoms of uterine fibroids such as bleeding between periods, heavy menstrual bleeding, menstrual periods that may last longer than normal, pain during intercourse.
Abnormal bleeding includes bleeding between menstrual periods, excessive bleeding during a menstrual period, or bleeding after menopause
Because their hormone balance is upset.