The drug can be transferred to the baby via the placenta.(该药会通过胎盘传给胎儿。)
Below are 10 kinds of toxins capable of crossing the placenta and how to avoid them.(以下就是十种能够穿越胎盘的毒素以及如何避免它们。)
The placenta is a rich source of vitamins, minerals, iron and protein and has long been thought to have medical, even mystical, properties.(胎盘富含维生素、矿物质、铁和蛋白质，长期以来被认为具有治疗，甚至是神奇的功效。)
This condition is known as placenta accreta.(这种情况被称为胎盘增生。)
The mouse babies were oversized because fat consumed by the mother causes the placenta to provide too many nutrients to the fetus, the study said.(研究表明，超大型鼠仔是由于母亲消耗的脂肪促使胎盘提供了过多的营养给胎儿而导致的。)
Pregnant women who smoke can pass nicotine and carbon monoxide to their baby through the placenta.(抽烟的怀孕女性会通过胎盘把尼古丁和一氧化碳传给胎儿。)
A new baby is coming out of a sterile environment, having received all its nutrients intravenously through the placenta.(新生儿出生前一直处于无菌的环境中，从胎盘获取他所需要的营养素。)
You will need more manual removal of placenta more often and there will be more complications with expelling the baby and its placenta.(u你将来分娩时会更可能需要手取胎盘术，在娩出胎儿及胎盘时会更可能发生并发症。)
Don't try to pull the placenta out.(不要尝试拉出胎盘。)
Sometimes it's an earlier test called CVS, or chorionic villus sampling, which collects a bit of tissue from the placenta.(有时候这是一个CVS早期检查或者叫作绒毛活检，从胎盘处获取绒毛组织。)
