The major indicatio of subtotal hysterectomy were postpartum hemorrhage, uterine inertia and placental related factors.
产后出血、宫缩乏力和胎盘因
是子宫次全切术的主要手术指征。
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Sometimes the several-hours after delivery is called the " fourth stage" , because there are major physiologic changes like adaption to the blood loss, and the start of uterine involution, where the uterus begins returning to its pre-pregnant state.
有时分娩后几个小时称
“第四
程”,因
有很多重要
生理变化,例如血液流失
适应,以及子宫复旧
开始,子宫回到

状态。
But for now, you learned all about female reproductive anatomy, how sex hormones affect oogenesis and ovulation, and how the ovarian and menstrual cycles mature and release oocytes, and create a comfy uterine environment for a fertilized egg.
但是现在,你了解了女性生殖解剖学,性激素如何影响卵子发生和排卵,卵巢和月经周期如何成熟和释放卵母细
,
受精卵创造舒适
子宫环境。
During puberty, waves of estrogen and progesterone regulate primary sex characteristics, like monthly changes to the ovary stroma to promote egg maturation and ovulation, and changes to the uterine wall lining as part of the menstrual cycle.
在青春期,雌激素和孕酮水平
波动会调节第一性征,如每月卵巢基质
变化促进了卵子成熟和排卵,以及作
月经周期一部分
子宫内膜
变化。
Yes, so labor is the physiologic process of delivery of a baby from the uterus, through the cervix, through the vagina, and it requires regular uterine contractions, dilation of the cervix, and thinning of the cervix, or effacement.
是
,分娩是指通过子宫、宫颈和阴道将婴儿娩出
生理过程,这一过程需要有规律
子宫收缩、宫颈扩张以及宫颈变薄,即宫颈消失。