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一般认为,妇女更年期从41岁开始,持续20～25年,是正常的生理过程。实际上,女性的性腺——卵巢,在35岁以后就逐渐衰退,是内分泌器官中衰退最早的。卵巢分泌的性激素具有促进生长发育、调节体内各种物质代谢、维持第二性征(如皮肤细嫩、乳房丰满挺拔、臀部肥大等)、促进生殖器官发育和维持性功能、参与免疫反应等作用。中年妇女由于卵巢功能衰退,雌激素下降,卵巢黄体寿命缩短,排卵周期不规则,月经先是提前、增多,以后又时早时迟或过稀过少。50岁左右月经停止来潮,连续一年称为绝经,此时生育能力完全中
It is generally believed that menopausal women from the age of 41 for 20 to 25 years, is a normal physiological process. In fact, the female gonad - ovary, after the age of 35, gradually decline, the earliest recession in endocrine organs. Ovarian sex hormone secretion can promote the growth and development, regulate the metabolism of various substances in the body, maintain secondary sexual characteristics (such as delicate skin, breasts plump, hip hypertrophy, etc.), promote reproductive organ development and maintenance of sexual function, participate in the immune response and so on. Middle-aged women due to ovarian function decline, decreased estrogen, ovarian corpus luteum shortened life expectancy, irregular ovulation period, menstrual advance is early, increased, and later when early or late too late too dilute. 50-year-old menstrual cramps, continuous year as menopause, at this time full of fertility