ganglion

简明释义

英[ˈɡæŋɡliən]美[ˈɡæŋɡliən]

n. [组织] 神经节；[医] 腱鞘囊肿

复 数 g a n g l i a 或 g a n g l i o n s

英英释义

单词用法

同义词

反义词

例句

1.The activation of purinergic P2X7 receptor can cause rat retinal ganglion cell death and the increase of intracellular calcium.

嘌呤能P 2x7受体激活可导致大鼠视网膜神经节细胞死亡和胞内钙离子浓度升高。

2.The activities of GSH in the brain and the thoracic ganglion enhance during the ovarian development.

在卵巢发育过程中，脑和胸神经团gsh的生物活性逐渐增强。

3.The parasympathetic postganglionic neurons were found in the pelvic nerve and cloacal ganglion.

副交感节后神经元位于盆神经和泄殖腔神经节内。

4.Results:(1) In every nucleus of the Basilar Ganglion, the microarteries have two types: long microartery and short microartery.

结果：（1）基底神经节各核团内的微动脉有两种类型即微长动脉和微短动脉。

5.Some peripheral sensory inputs may first converge on and be processed by dorsal root ganglion neurons.

有些外周感觉输入可首先在脊神经节神经元上会聚并被加工处理。

6.Retinal ganglion cells carry signals out of the eye to the lateral geniculate nuclei.

视网膜神经节细胞运载信号在眼睛外面对侧向膝状的神经核。

7.By stimulating more ganglion cells, he hopes that visual acuity will increase dramatically.

通过刺激更多的神经节细胞，他希望视觉灵敏度也能显著增长。

8.These cells are called melanopsin ganglion cells.

这些细胞被称为黑视素神经节细胞。

9.ConclusionThe death of retinal ganglion cells in rabbits with experimental glaucoma was through apoptosis.

结论实验性青光眼的视网膜神经节细胞的死亡有凋亡参与。

10.The doctor explained that a ganglion 神经节 is a cluster of nerve cell bodies.

医生解释说，ganglion 神经节 是一组神经细胞体的聚集。

11.She felt a painful lump on her wrist, which turned out to be a ganglion 神经节 cyst.

她在手腕上感到一个疼痛的肿块，结果发现是一个 ganglion 神经节 囊肿。

12.The surgeon removed the ganglion 神经节 to relieve the pressure on the nerves.

外科医生切除了这个 ganglion 神经节，以减轻对神经的压力。

13.A ganglion 神经节 can sometimes cause discomfort in nearby joints.

有时，ganglion 神经节 会导致附近关节的不适。

14.In neurology, understanding the role of a ganglion 神经节 is crucial for diagnosing nerve disorders.

在神经学中，理解 ganglion 神经节 的作用对于诊断神经疾病至关重要。

作文

The human body is a complex network of systems, and one of the most fascinating components of this network is the nervous system. Within this intricate system lies the ganglion, a term that refers to a collection of nerve cell bodies located outside the central nervous system. Understanding the role of a ganglion is crucial for comprehending how our bodies transmit signals and respond to stimuli. In this essay, we will explore the structure, function, and significance of ganglia in the nervous system. To begin with, it is important to define what a ganglion is in more detail. Typically, a ganglion is found in clusters, acting as relay stations for nerve signals. These structures are primarily responsible for processing information before it reaches the brain or spinal cord. For instance, the dorsal root ganglion contains sensory neurons that carry information about touch, pain, and temperature from the periphery of the body to the central nervous system. This means that whenever you touch something hot, the sensory receptors in your skin send signals through these ganglia to alert your brain. Moreover, ganglia play a vital role in the autonomic nervous system, which controls involuntary bodily functions such as heart rate and digestion. The sympathetic and parasympathetic divisions of the autonomic nervous system utilize ganglia to relay messages that regulate these essential functions. For example, during a stressful situation, the sympathetic ganglia activate the fight-or-flight response, preparing the body to react quickly. Conversely, the parasympathetic ganglia help to calm the body down after the threat has passed, promoting relaxation and recovery. In addition to their role in transmitting signals, ganglia are also involved in various neurological conditions. Disorders such as neuropathy, which can result from diabetes or infections, often affect the ganglia and lead to symptoms like pain, numbness, or weakness. Understanding the health and functioning of ganglia can provide insights into these conditions, guiding treatment and management strategies. Furthermore, research into ganglia has opened new avenues for medical science, particularly in the field of neurology. Scientists are investigating how manipulating ganglia could potentially lead to breakthroughs in treating chronic pain, epilepsy, and even neurodegenerative diseases like Parkinson’s. By targeting specific ganglia, researchers hope to develop therapies that can modify nerve signal transmission, leading to improved patient outcomes. In conclusion, the study of ganglia is a vital aspect of understanding the nervous system and its complexities. These structures serve as critical hubs for processing information and regulating bodily functions. As we continue to learn more about ganglia, we enhance our knowledge of human physiology and open doors to innovative treatments for various neurological disorders. Therefore, appreciating the significance of a ganglion not only enriches our understanding of biology but also highlights the importance of ongoing research in this field.

人体是一个复杂的系统网络，其中最引人入胜的组成部分之一就是神经系统。在这个错综复杂的系统中，存在着神经节这一术语，它指的是位于中枢神经系统之外的神经细胞体的集合。理解神经节的作用对于理解我们身体如何传递信号和响应刺激至关重要。在这篇文章中，我们将探讨神经节在神经系统中的结构、功能和重要性。 首先，重要的是更详细地定义神经节是什么。通常，神经节成群出现，充当神经信号的中继站。这些结构主要负责处理信息，然后将其传递到大脑或脊髓。例如，背根神经节包含感官神经元，这些神经元将来自身体外围的触觉、疼痛和温度的信息传递到中枢神经系统。这意味着，当你触摸到热物体时，皮肤中的感受器通过这些神经节发送信号，提醒你的大脑。 此外，神经节在自主神经系统中也扮演着至关重要的角色，该系统控制诸如心率和消化等非自主身体功能。自主神经系统的交感神经和副交感神经部分利用神经节来传递调节这些基本功能的信息。例如，在压力情况下，交感神经节激活“战斗或逃跑”反应，准备身体迅速反应。相反，副交感神经节在威胁消失后帮助平静身体，促进放松和恢复。 除了在传递信号中的作用，神经节还涉及各种神经疾病。由糖尿病或感染引起的神经病等疾病，往往会影响神经节，导致疼痛、麻木或虚弱等症状。了解神经节的健康和功能可以为这些疾病提供见解，从而指导治疗和管理策略。 此外，对神经节的研究为医学科学打开了新的途径，尤其是在神经学领域。科学家们正在研究如何操控神经节可能会导致治疗慢性疼痛、癫痫甚至帕金森病等神经退行性疾病的突破。通过针对特定的神经节，研究人员希望开发能够改变神经信号传输的疗法，从而改善患者的预后。 总之，研究神经节是理解神经系统及其复杂性的一个重要方面。这些结构作为处理信息和调节身体功能的关键枢纽。随着我们对神经节了解的不断加深，我们增强了对人体生理学的认识，并为各种神经疾病的创新治疗开辟了新的途径。因此，欣赏神经节的重要性不仅丰富了我们对生物学的理解，还突显了这一领域持续研究的重要性。