The third stage ends with delivery of the placenta.

第三产程以胎盘娩出结束。

It raises the mother's blood pressure and affects the blood flow to the placenta.

它会使的压升高，并影响流向胎盘的液。

In about 1 in 100 pregnancies, the placenta separates too early from the womb.

大约每100孕妇中就有1胎盘过早脱离子宫。

Placenta abruption is another kind of pregnancy complication.

胎盘早剥是另一种妊娠并发症。

The baby receives these substances through a temporary organ called the placenta.

婴儿通过一胎盘的临时器官接受这些物质。

They carry the blood full of nutrients from the placenta to the baby.

它们将充满营养的液从胎盘输送给婴儿。

In most mammals, the placenta is confined behind a barrier of maternal cells.

大多数哺乳类动物的胎盘 体内的一层细胞屏障围着。

After giving birth, the mother deer eats the placenta.

在分娩后鹿妈妈会吃掉胎盘。

And then pregnant people can also spread the virus to their fetus through the placenta.

孕妇也可以通过胎盘将病毒传播给胎儿。

So progesterone is a hormone that's secreted by the placenta into the maternal bloodstream.

孕激素是一种由胎盘分泌到体液中的激素。

The researchers also created an artificial placenta.

研究人员还制造了一种人造胎盘。

The virus can survive in the eyes, testes, placenta, and amniotic fluid.

病毒可以在眼睛、睾丸、胎盘和羊水中存活。

If fertilization occurs, then the corpus luteum continues making progesterone until the placenta forms.

如果受精发生，黄体会持续释放黄体激素直到胎盘形成。

And personally, the most terrifying, in the placenta of our unborn children.

我人认为，最可怕的是，在未出生孩子的胎盘里也有微塑料。

The placenta is a structure that develops in pregnancy and attaches to the uterine wall.

胎盘是在怀孕期间形成的附着在子宫壁上的一种结构。

Dorie's having contractions. The babies' vital signs are stable, but your placenta's laying low.

Dorie 开始有宫缩了，婴儿的生命体征很平稳，但你的胎盘位置偏低。

Ooh, this is cool... it says in some parts of the world, people actually eat the placenta.

噢，这不错，书上说有些地方的人真的吃胎盘。

The placenta is a crucial structure that develops in pregnancy and attaches to the uterine wall.

胎盘是妊娠期发育的一重要结构，附着在子宫壁上。

The holes let the vitamins, minerals, and other nutrients through to the placenta.

这些小孔让维生素、矿物质和其他营养物质得以穿过胎盘。

In placenta accreta, the placenta invades the myometrium so it doesn't easily separate from the uterus.

当发生胎盘植入时，胎盘组织将侵袭到子宫肌层组织，因此不易从子宫壁上脱离。