ependymal
简明释义
adj. 室管膜的
英英释义
Relating to or consisting of ependyma, which is the thin membrane lining the ventricles of the brain and the central canal of the spinal cord. | 与脊髓中央管和脑室内的薄膜（称为脊髓膜）相关或由其组成。 |
单词用法
室管膜功能障碍 | |
室管膜增生 | |
室管膜液 | |
室管膜肿瘤 |
同义词
反义词
例句
1.Results Some of somatostatin positive neurons were distributed in the ependymal and subependymal layers of the third ventricle.
结果第三脑室室周的室管膜下和室管膜内含有胞体或突起与第三脑室直接接触的生长抑素阳性神经元。
2.Objective: To explore the relationship of radial glial cells, tanycytes and common ependymal cells appearing in human fetal brain.
目的：探讨胎儿脑发育过程中出现的放射状胶质细胞、伸展细胞和普通室管膜细胞之间的关系。
3.They were located in the ependymal layer, subependymal layer or region with some distance to the ependyma, sending processes into the third ventricle.
它们位于脑室管膜内、室管膜下，或距室管膜有一定距离处，但有突起伸至第三脑室。
4.Here is an ependymoma arising from the ependymal lining of the fourth ventricle above the brainstem and bulging toward the cerebellum. Ependymomas are benign histologically.
发生在脑干之上第四脑室室管膜的室管膜瘤。组织学上，室管膜瘤是良性肿瘤。
5.Gross anatomy of the mesencephalic aqueduct and its ependymal cytoarchitecture were investigated with dissection and light microscopy after he staining in the rabbit.
本文以刀解及HE染色光镜观察，研究家兔中脑水管形态及其室管膜细胞构筑学。
6.I do not see dysplastic neurons or features of ependymal differentiation.
我没有看到发育异常的神经元或室管膜分化的特征。
7.The ependymal surface morphology of the third ventricular infundibular region was investigated in the prepubertal rat by scanning electron microscope.
对青春期前大鼠第三脑室漏斗区室管膜表面形态进行了扫描电镜研究。
8.Prognosis for ependymal cysts is excellent.
室管膜囊肿的预后是良好的。
9.Here is an ependymoma arising from the ependymal lining of the fourth ventricle above the brainstem and bulging toward the cerebellum.
发生在脑干之上第四脑室室管膜的室管膜瘤。
10.In certain conditions, ependymal cells can become reactive and contribute to inflammation in the brain.
在某些情况下，脑室上皮细胞可能会变得反应性，并导致大脑中的炎症。
11.Researchers are studying how ependymal cell dysfunction can lead to neurological disorders.
研究人员正在研究脑室上皮细胞功能障碍如何导致神经系统疾病。
12.The role of ependymal cells in the production of cerebrospinal fluid is crucial for maintaining brain health.
脑室上皮细胞在脑脊液的生成中的作用对于维持大脑健康至关重要。
13.The ependymal cells line the ventricles of the brain, providing a barrier between the cerebrospinal fluid and the nervous tissue.
这些脑室上皮细胞排列在大脑的脑室内，提供脑脊液与神经组织之间的屏障。
14.The presence of ependymal tumors can significantly affect the function of the central nervous system.
存在脑室上皮肿瘤会显著影响中枢神经系统的功能。
作文
The human brain is a complex organ, composed of various types of cells that work together to maintain its functions. Among these cells are the neurons, glial cells, and the specialized cells known as ependymal cells. These ependymal cells line the ventricles of the brain and the central canal of the spinal cord, playing a crucial role in the production and circulation of cerebrospinal fluid (CSF). Understanding the function of ependymal cells is essential for comprehending how the brain maintains homeostasis and protects itself from injury.Cerebrospinal fluid is vital for cushioning the brain, providing it with nutrients, and removing waste products. The ependymal cells have cilia on their surface that help to move the CSF around the brain and spinal cord, ensuring that it circulates properly. This movement is critical, as it aids in the distribution of nutrients and the removal of metabolic waste, which can otherwise accumulate and cause damage to brain tissue.In addition to their role in CSF production and circulation, ependymal cells also contribute to the maintenance of the blood-brain barrier. This barrier is essential for protecting the brain from potentially harmful substances that may be present in the bloodstream. By regulating the exchange of materials between the blood and the brain, ependymal cells help to maintain the delicate balance necessary for optimal brain function.Research has shown that ependymal cells can also play a role in neurogenesis, the process by which new neurons are generated. In certain regions of the brain, such as the hippocampus, ependymal cells can give rise to neural stem cells, which can then differentiate into neurons or glial cells. This ability to contribute to the generation of new brain cells highlights the importance of ependymal cells in not just maintaining brain health but also in facilitating recovery after injury.However, ependymal cells are not immune to damage. Conditions such as hydrocephalus, where there is an abnormal accumulation of cerebrospinal fluid, can disrupt the function of these cells. When ependymal cells are damaged or dysfunctional, it can lead to a variety of neurological issues, including cognitive impairments and motor dysfunctions. Therefore, understanding the biology of ependymal cells is critical for developing potential treatments for such conditions.In conclusion, ependymal cells are a vital component of the central nervous system, contributing to the production and circulation of cerebrospinal fluid, maintaining the blood-brain barrier, and supporting neurogenesis. Their multifaceted roles underscore the complexity of brain functions and the importance of each cell type within this intricate system. As research continues to uncover the mysteries of the brain, ependymal cells will undoubtedly remain a focal point for understanding brain health and disease.
人脑是一个复杂的器官，由多种类型的细胞组成，这些细胞共同工作以维持其功能。在这些细胞中，有神经元、胶质细胞和被称为脊髓室管细胞的特殊细胞。这些脊髓室管细胞衬里在大脑的脑室和脊髓的中央管，发挥着产生和循环脑脊液（CSF）的重要作用。理解脊髓室管细胞的功能对于理解大脑如何维持稳态并保护自己免受伤害至关重要。脑脊液对缓冲大脑、为其提供营养和去除废物至关重要。脊髓室管细胞表面有纤毛，帮助移动脑脊液在大脑和脊髓周围，确保其正常循环。这种运动至关重要，因为它有助于营养的分配和代谢废物的去除，否则这些废物可能会积累并对脑组织造成损害。除了在脑脊液生产和循环中的作用外，脊髓室管细胞还促进血脑屏障的维护。这个屏障对于保护大脑免受血液中可能存在的有害物质至关重要。通过调节血液与大脑之间物质的交换，脊髓室管细胞帮助维持最佳大脑功能所需的微妙平衡。研究表明，脊髓室管细胞还可以在神经发生中发挥作用，即新神经元生成的过程。在某些大脑区域，如海马体，脊髓室管细胞可以产生神经干细胞，这些细胞随后可以分化为神经元或胶质细胞。这种为新脑细胞生成做出贡献的能力突显了脊髓室管细胞在维持大脑健康和促进受伤后恢复中的重要性。然而，脊髓室管细胞并不是免疫于损伤的。像脑积水这样的疾病，脑脊液异常积聚，会干扰这些细胞的功能。当脊髓室管细胞受损或功能失常时，可能导致各种神经系统问题，包括认知障碍和运动功能障碍。因此，理解脊髓室管细胞的生物学对于开发这些疾病的潜在治疗方案至关重要。总之，脊髓室管细胞是中枢神经系统的重要组成部分，参与脑脊液的生产和循环、维持血脑屏障以及支持神经发生。它们多方面的角色强调了大脑功能的复杂性以及该复杂系统中每种细胞类型的重要性。随着研究的不断深入，脊髓室管细胞无疑将继续成为理解大脑健康和疾病的焦点。
