The detached tissue as well as blood pass out of the body. The hormone FSH is secreted from the anterior lobe of the pituitary and this stimulates the growth and development of a primary follicle into a Graafian follicle. Oestrogen is secreted from the maturing follicles and this begins to repair the endometrium. High levels of oestrogen also stimulates the secretion of LH from the anterior lobe of the pituitary gland. LH causes the Graafian follicle to rupture and this releases an ovum ovulation at day Under the influence of these 2 hormones, the endometrium thickens in preparation of implantation.
Understanding how menstruation works can help you understand how your own cycle works.
Menstrual Cycle Essay - Words
The day count for menstrual cycle begins on the first day of menstruation when blood starts to come out of the vagina. In this section, the length of menstrual cycle has been assumed to be 28 days which is the average among women. The entire duration of a Menstrual cycle can be divided into four main phases: Menstrual phase From day 1 to 5 Follicular phase From day 1 to 13 Ovulation phase Day 14 Luteal phase From day 15 to Menstrual phase begins on the first day of menstruation and lasts till the 5th day of the menstrual cycle. The following events occur during this phase: The uterus sheds its inner lining of soft tissue and blood vessels which exits the body from the vagina in the form of menstrual fluid. Blood loss of 10 ml to 80 ml is considered normal. You may experience abdominal cramps.
Life Sciences: Human Reproduction- The Menstrual Cycle
A way of ending a pregnancy by using Methotrexate and Methotrexate to stop the growing cells in the uterus and separate the lining of the uterus. Methotrexate is injected in the woman and Misoprostol is inserted vaginally a few days later; this procedure will trigger contractions and expel the fetus, according to American Pregnancy Association. It is typically used to end a pregnancy in the first trimester.
Please join StudyMode to read the full document. And because this displaced tissue has no way to exit your body, it becomes trapped. Surrounding tissue can become irritated, eventually developing scar tissue and adhesions, which is the abnormal tissue that binds organs together Staff, Endometriosis affects women in their reproductive years. The exact prevalence of endometriosis is not known, since many women may have the condition and have no symptoms.