There have been no studies of the effects of a low carbohydrate diet on pregnancy, so its effect on the fetus, if any, is unknown.
目前还没有关于怀孕时低碳水化合物饮食影响的研究，因此如果它对胎儿有什么影响也是不知道的。
When the fetus first receives the stimulation, it is startled.
当胎儿在第一次接受刺激时，他被震惊。
Mother-to-child infection: the trypanosome can cross the placenta and infect the fetus.
母婴感染：锥虫可穿过胎盘并感染胎儿。
The fetus diverts the reduced blood supply to its brain and heart and away from its limbs.
胎儿转移他四肢的血液流向大脑和心脏，以应对血液供应减少。
Expectant mothers may not know that what they eat affects the tooth development of the fetus.
准妈妈也许不知道她们所吃的食物会影响到胎儿的牙齿发育。
Many imaging tests are not performed during pregnancy so as not to expose the fetus to radiation.
许多成像测试在怀孕期间不能执行，以免使胎儿暴露在辐射中。
They said the mother and members of her family had not had the health problems found in the fetus.
研究人员表示，这位母亲和她的家人都没患过这名胎儿身上发现的健康问题。
This finding demonstrates that the fetus is sensitive to BPA in mice and likely also in humans, Taylor said.
这一结果证明了老鼠胚胎对BPA的敏感性，人类也可能如此，Taylor说。
Many experts are worried that BPA causes an abnormal development of the fetus and complications in delivery.
许多专家都很担忧BPA会造成胎儿的畸形发育以及生产过程中的并发症。
And pregnancy skin care of choice must not contain hormones and harmful on the chemical composition of the fetus.
而孕期选择的护肤品一定不要含有激素类的和对胎儿有害的化学成分。
The microfilament, ribosomes an keratohyalin granules increased and the glycogen decreased as the fetus developed.
随着胎龄的增加，微丝束、透明角质颗粒、核蛋白体增加，糖原逐渐减少。
The ultrasound monitor is put in the patient’s line of sight, and she must also listen to a description of the fetus.
超声胎儿监护仪宜在孕妇的视线内,并且她也必须要听取有关胎儿的描述。
Women's exposure to pesticides, solvents and persistent organic pollutants may potentially affect the health of the fetus.
妇女对杀虫剂、溶剂和持久性有机污染物的暴露可潜在影响胎儿的健康。
Could a pregnant woman be charged with child abuse if she smokes, or be denied chemotherapy if it might hurt the fetus?
如果一个孕妇吸烟，她会被控虐童吗？或者处于对胎儿的考虑，她可能无法得到化疗？
But after repeated trials of the same stimulation, 30 seconds apart, the fetus gets used to the sound and doesn't react.
但之后重复试验同样刺激，分别用30秒，胎儿对所用声波没有反应。
The fetus of the diabetic gravida may also have disproportionately large shoulders and body size compared with the head.
糖尿病孕妇的胎儿也可能有与胎头不相称的肩宽或躯体过大。
The placenta also filters out many harmful substances that may be in the mother's bloodstream and could damage the fetus.
胎盘能过滤掉很多母亲血液中对胎儿有害的物质，但是它不能阻止所有的有害物质。
There have been no studies of the effects of a low carbohydrate diet on pregnancy, so its effect on the fetus, if any, are unknown.
目前为止还没有关于怀孕时低碳水化合物饮食影响的研究，因此如果对胎儿有什么影响也是不知道的。
And as Ms Dubow's book makes plain, public discourse has had an impact on how the courts, at every level, have approached the fetus.
因为杜博在其书中解释得很清楚，公众舆论已对各级法院如何定案胎儿案产生了影响。
And research suggests that the effects of maternal depression on the fetus can lead to complications both during and after pregnancy.
而且研究表明，产妇抑郁对胎儿产生的影响可能会导致妊娠期内或之后的并发症。
Medical reasons for earlier induction may include advanced size or lack of proper growth of the fetus and maternal issues like diabetes.
药物原因导致提前引产的可能包括体型过大或胎儿成长不足，以及母亲有糖尿病这类的问题。
According to the FDA's letter-grade system for drug safety during pregnancy, most psychotropic drugs pose a potential risk to the fetus.
根据美国食品药品管理局（FDA）的妊娠期用药安全评级系统（共五级，link），绝大多数精神病类药物对胎儿存在潜在危险。
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。
Parents who have a family history of a severe genetic disorder use this test to determine the chances of the fetus developing a severe genetic disease.
一般有严重家族基因病史父母们用这项测试来检测胎儿患病的几率。
The scientists studied about 100 healthy pregnant Dutch women and their fetuses, measuring changes in how the fetus responds to repeated stimulation.
科学家研究了约100名荷兰健康孕妇和胎儿，测量胎儿如何回应反复刺激的变化。
Two arteries and one vein connect the fetus to the placenta, re-circulating oxygen-rich blood and nutrients and keeping your blood separate from your baby’s.
两个动脉和一个静脉把胎儿与胎盘联结在一起，传递富含氧气和营养的血液，并把你的血液与婴儿自己的血液分离开。
The role of the placenta in maintaining sedation is revealed when the umbilical cord is closed off while keeping the fetus adequately supplied with oxygen.
胎盘维持镇静的作用在当脐带封闭保持胎儿足够的摄取氧气时被揭示。
The role of the placenta in maintaining sedation is revealed when the umbilical cord is closed off while keeping the fetus adequately supplied with oxygen.
胎盘维持镇静的作用在当脐带封闭保持胎儿足够的摄取氧气时被揭示。
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