chorion
简明释义
n. [胚] 绒毛膜；浆膜；蛋壳
英英释义
The outermost fetal membrane in mammals, which surrounds the developing embryo and contributes to the formation of the placenta. | 在哺乳动物中，包围发育中的胚胎并有助于形成胎盘的最外层胎膜。 |
单词用法
光滑绒毛膜 | |
多叶绒毛膜 | |
绒毛膜和羊膜 | |
绒毛膜促性腺激素 |
同义词
| 胎膜 | 绒毛膜是胎膜的一个关键组成部分。 | ||
| 胎盘膜 | The placental membrane plays an important role in nutrient transfer. | 胎盘膜在营养转移中起着重要作用。 |
反义词
例句
1.Conclusion It is demonstrated that some kind of natural suppressors exist in the human embryonic chorion tissue.
结论：人胚绒毛组织中存在着某种天然抑瘤物。
2.In every urine inspects the chorion to press the gonadotrophic hormone, in the normal condition is the pregnancy.
凡是尿中检查出绒毛膜促性腺激素的，正常情况下是妊娠。
3.Therefore melts in the urine test the chorion to press the gonadotrophic hormone to be called the pregnancy test.
因此化验尿中的绒毛膜促性腺激素称为妊娠试验。
4.Chorion: the outer membrane enclosing the embryo in reptiles birds and mammals. in placental mammals it contributes to the development of the placenta.
绒毛膜：在爬行类动物、鸟类及哺乳类动物中包含胚胎的外膜，在有胎盘哺乳动物中与胎盘的发育有关。
5.The main cause of abnormal bleeding was due to the retained chorion.
药流后异常出血主要由于绒毛组织残留所致。
6.Results Stain for EGFR was detected in all cell types of trophoblasts in GTD and normal chorion villi.
目的研究表皮生长因子受体在妊娠滋养细胞疾病的表达，探讨EGFR对预测葡萄胎恶变的价值。
7.Objective\ To investigate the effects of sialoadenectomy and human chorion gonadotropin(HCG) administration on spermateleosis in mouse.
目的探讨切除颌下腺及术后给予人绒毛膜促性腺激素（HCG）对小鼠精原细胞增殖的影响。
类似绒毛膜的；
9.The highly vascular fetal membrane that consists of the fused chorion and allantois, found adjacent to the eggshell in reptiles and birds and constituting the placenta in most mammals.
由融合的绒毛膜和尿囊组成的富含血管的胎膜组织，存在于爬行类动物和鸟类的蛋壳附近，并且构成大多数哺乳动物的胎盘。
10.Abnormalities in the chorion can lead to complications during pregnancy.
在怀孕期间，绒毛膜的异常可能导致并发症。
11.The chorion is essential for the production of hormones that support pregnancy.
绒毛膜对于产生支持妊娠的激素至关重要。
12.During pregnancy, the chorion develops from the trophoblast and surrounds the embryo.
在怀孕期间，绒毛膜从滋养层发育而来，并包围着胚胎。
13.Histological studies often examine the chorion to understand placental development.
组织学研究通常检查绒毛膜以了解胎盘发育。
14.The outer layer of the placenta, known as the chorion, plays a crucial role in nutrient exchange.
胎盘的外层，称为绒毛膜，在营养物质交换中起着至关重要的作用。
作文
The development of life is a complex process that involves various stages, and one of the critical components in this journey is the chorion. The chorion is an essential membrane that forms around the embryo in many vertebrates, including humans. It plays a vital role during pregnancy, providing protection and facilitating the exchange of nutrients and gases between the mother and the developing fetus.
Understanding the function of the chorion can help us appreciate the intricate nature of prenatal development. The chorion develops from the trophoblast, which is the outer layer of the blastocyst. As the embryo implants into the uterine wall, the chorion begins to form, establishing a connection with the maternal blood supply. This connection is crucial as it allows for the transfer of oxygen and nutrients necessary for the growth and development of the embryo.
Moreover, the chorion also contributes to the formation of the placenta, an organ that serves as a lifeline between the mother and her unborn child. The placenta is responsible for removing waste products from the fetus and delivering essential substances such as glucose and amino acids. Without a properly functioning chorion, the placenta would not be able to develop effectively, potentially leading to complications during pregnancy.
In addition to its protective and nutritional roles, the chorion also plays a part in hormonal regulation. The cells of the chorion produce human chorionic gonadotropin (hCG), a hormone that is crucial for maintaining pregnancy. hCG signals the corpus luteum to continue producing progesterone, which helps to maintain the uterine lining and supports the early stages of pregnancy. This hormonal interplay is vital for the successful continuation of gestation.
As we delve deeper into the study of embryology, the significance of the chorion becomes increasingly evident. Researchers have found that abnormalities in the chorion can lead to serious conditions such as ectopic pregnancies or placental abruption. These complications can pose significant risks to both the mother and the fetus, highlighting the importance of understanding the chorion and its functions.
In conclusion, the chorion is more than just a protective layer; it is a dynamic structure that plays multiple roles in supporting the developing embryo. From facilitating nutrient exchange to regulating hormones, the chorion is integral to a healthy pregnancy. As we continue to explore the mysteries of human development, the study of the chorion will undoubtedly yield further insights that can improve maternal and fetal health. Understanding the chorion and its functions not only enhances our knowledge of biology but also emphasizes the delicate balance required for life to flourish.
在生命的发展过程中，涉及多个阶段，而其中一个关键组成部分就是chorion。chorion是围绕许多脊椎动物，包括人类的胚胎形成的重要膜。它在怀孕期间发挥着至关重要的作用，提供保护并促进母体与发育中的胎儿之间的营养和气体交换。
理解chorion的功能可以帮助我们欣赏产前发育的复杂性。chorion由滋养层发育而成，滋养层是囊胚的外层。当胚胎植入子宫壁时，chorion开始形成，与母体血液供应建立连接。这种连接至关重要，因为它允许氧气和营养物质的转移，这些都是胚胎生长和发育所必需的。
此外，chorion还参与胎盘的形成，胎盘是母亲与未出生的孩子之间的生命线。胎盘负责从胎儿中去除废物，并提供葡萄糖和氨基酸等重要物质。如果没有正常功能的chorion，胎盘将无法有效发育，可能导致怀孕期间的并发症。
除了保护和营养角色外，chorion还在激素调节中发挥作用。chorion细胞产生人绒毛膜促性腺激素（hCG），这种激素对维持妊娠至关重要。hCG向黄体发出信号，促使其继续产生孕酮，这有助于维持子宫内膜并支持妊娠早期的阶段。这种激素相互作用对于妊娠的成功延续至关重要。
随着我们深入研究胚胎学，chorion的重要性变得越来越明显。研究人员发现，chorion的异常可能导致严重的情况，如异位妊娠或胎盘早剥。这些并发症可能对母亲和胎儿构成重大风险，突显了理解chorion及其功能的重要性。
总之，chorion不仅仅是一个保护层；它是一个动态结构，在支持发育中的胚胎方面发挥着多重作用。从促进营养交换到调节激素，chorion对健康的妊娠至关重要。随着我们继续探索人类发育的奥秘，chorion的研究无疑会带来进一步的见解，从而改善母婴健康。理解chorion及其功能不仅增强了我们对生物学的认识，还强调了生命蓬勃发展的微妙平衡。
