teratogen

简明释义

英[ˈterətədʒən]美[ˈterətədʒən;təˈrætədʒən]

n. 畸胎原；[生物] 畸胎剂

英英释义

单词用法

同义词

反义词

例句

1.Retinoic acid (ra) is a teratogen that induces a variety of craniofacial abnormalities, including branchial arch deformities and cleft palate.

维甲酸(RA)是导致多种颅面部发育畸形的致畸剂，其导致的畸形包括鳃弓畸形和腭裂。

2.Retinoic acid (ra) is a teratogen that induces a variety of craniofacial abnormalities, including branchial arch deformities and cleft palate.

维甲酸(RA)是导致多种颅面部发育畸形的致畸剂，其导致的畸形包括鳃弓畸形和腭裂。

3.The International Aflatoxin B1 (AFB1) is by far the most potent teratogen, mutagen and hepatocarcinogen of all aflatoxins.

在所有的黄曲霉毒素中黄曲霉毒素B1有很高的致畸因子，诱变因素及致肝癌物。

4.Some viruses, like rubella, are classified as teratogens 致畸物 because they can harm fetal development.

一些病毒，如风疹，被归类为teratogens 致畸物，因为它们可能会损害胎儿发育。

5.Research continues to identify new substances that may act as teratogens 致畸物 in human development.

研究持续识别可能在人类发育中作为teratogens 致畸物的新物质。

6.Exposure to alcohol is a well-known teratogen 致畸物 that can cause fetal alcohol syndrome.

接触酒精是一种众所周知的teratogen 致畸物，可能导致胎儿酒精综合症。

7.Certain medications can act as a teratogen 致畸物 during pregnancy, leading to birth defects.

某些药物在怀孕期间可以作为teratogen 致畸物，导致出生缺陷。

8.It is crucial for pregnant women to avoid known teratogens 致畸物 to ensure the health of their babies.

孕妇避免已知的teratogens 致畸物对保证宝宝的健康至关重要。

作文

Understanding the concept of a teratogen is crucial for anyone interested in maternal health and fetal development. A teratogen is defined as an agent or factor that causes malformation or abnormal development of an embryo or fetus. This can include a variety of substances, such as drugs, chemicals, and infections, which can lead to serious birth defects or developmental issues. The significance of studying teratogens lies in the potential to prevent these adverse effects through proper prenatal care and education. One of the most well-known examples of a teratogen is alcohol. When consumed during pregnancy, alcohol can lead to Fetal Alcohol Spectrum Disorders (FASD), which encompass a range of physical, behavioral, and learning problems. Children born with FASD may exhibit facial deformities, growth deficiencies, and cognitive impairments. The tragic outcomes associated with alcohol consumption during pregnancy highlight the importance of awareness regarding teratogens and their implications for fetal health.Another common teratogen is the medication known as thalidomide, which was prescribed in the late 1950s and early 1960s to alleviate morning sickness in pregnant women. Unfortunately, it was later discovered that thalidomide caused severe limb deformities in newborns. This case serves as a stark reminder of the need for rigorous testing and regulation of medications that pregnant women may take, ensuring that they do not pose risks to developing fetuses.In addition to substances like alcohol and thalidomide, environmental factors can also act as teratogens. For instance, exposure to certain pesticides, heavy metals, and radiation during pregnancy has been linked to various birth defects. Understanding these risks is vital for expectant mothers, as it can influence their choices regarding lifestyle and environmental exposures. It is essential for healthcare providers to educate patients about these potential hazards and encourage them to minimize exposure to known teratogens.Furthermore, infections during pregnancy, such as rubella or cytomegalovirus, are also classified as teratogens. These infections can lead to serious complications for the fetus, including congenital disabilities and developmental delays. Vaccination against certain infections before pregnancy can significantly reduce the risk of these teratogenic effects, emphasizing the role of preventive healthcare in maternal and fetal health.In conclusion, the study of teratogens is vital for understanding how various factors can affect fetal development. By raising awareness about the dangers posed by certain substances and environmental factors, we can empower expectant mothers to make informed decisions that promote healthier pregnancies. As research continues to evolve, it is crucial for healthcare professionals to stay updated on the latest findings regarding teratogens and their effects, ensuring that they provide the best possible care and guidance to their patients. Ultimately, knowledge about teratogens not only aids in preventing birth defects but also fosters a healthier future generation.

理解致畸物的概念对于任何对母体健康和胎儿发育感兴趣的人来说都是至关重要的。致畸物被定义为导致胚胎或胎儿畸形或异常发育的因子或因素。这可以包括各种物质，如药物、化学品和感染，这些都可能导致严重的出生缺陷或发育问题。研究致畸物的重要性在于通过适当的产前护理和教育来预防这些不良影响的潜力。一个最著名的致畸物例子是酒精。在怀孕期间摄入酒精可能导致胎儿酒精谱系障碍（FASD），这包括一系列身体、行为和学习问题。出生时患有FASD的儿童可能表现出面部畸形、生长不足和认知障碍。与怀孕期间饮酒相关的悲惨后果突显了对致畸物及其对胎儿健康影响的认识的重要性。另一个常见的致畸物是名为沙利度胺的药物，该药物在1950年代末和1960年代初被处方以缓解孕妇的晨吐。不幸的是，后来发现沙利度胺导致新生儿肢体畸形。这个案例成为了一个严峻的提醒，说明需要对孕妇可能服用的药物进行严格测试和监管，以确保它们不会对发育中的胎儿构成风险。除了像酒精和沙利度胺这样的物质，环境因素也可以作为致畸物。例如，在怀孕期间接触某些农药、重金属和辐射与各种出生缺陷有关。了解这些风险对准妈妈们至关重要，因为这可以影响她们在生活方式和环境暴露方面的选择。医疗保健提供者必须教育患者有关这些潜在危害，并鼓励她们尽量减少对已知致畸物的暴露。此外，怀孕期间的感染，例如风疹或细胞巨噬病毒，也被归类为致畸物。这些感染可能导致胎儿严重并发症，包括先天性残疾和发育迟缓。在怀孕前接种某些感染的疫苗可以显著降低这些致畸物效应的风险，强调了预防性医疗在母婴健康中的作用。总之，研究致畸物对于理解各种因素如何影响胎儿发育至关重要。通过提高对某些物质和环境因素所带来的危险的认识，我们可以赋予准妈妈们做出明智决策的能力，从而促进更健康的怀孕。随着研究的不断发展，医疗专业人士必须及时了解有关致畸物及其影响的最新发现，确保他们为患者提供最佳的护理和指导。最终，了解致畸物不仅有助于预防出生缺陷，还能培养更健康的下一代。