lemniscus

简明释义

英[lemˈnɪskəs]美[lemˈnɪskəs]

n. 蹄系；[解剖] 丘系

复 数 l e m n i s c i

英英释义

单词用法

同义词

反义词

例句

1.The synaptic connections between the medial lemniscus and the thalamocortical projecting neurons (TPN) were studied by using both anterograde degenerating and HRP retrograde tracing methods.

应用顺行溃变和HRP逆行追踪相结合的方法对猫内侧丘系与丘脑皮质投射神经元在丘脑腹后外侧核内的突触联系组合型式进行了研究。

2.The lateral group supplies the lateral lemniscus, central tegmental tract and reticular formation.

外侧群动脉分布于外侧丘系、中央束和网状结构；

3.At caudal hypo-thalamus level, it runs in ventral tegmental area and a region between medial lemniscus and cerebral peduncle.

至下丘脑尾侧部行于被盖腹侧区及其背外侧，在内侧丘系与大脑脚间。

4.The synaptic connections between the medial lemniscus and the thalamocortical projecting neurons (TPN) were studied by using both anterograde degenerating and HRP retrograde tracing methods.

应用顺行溃变和HRP逆行追踪相结合的方法对猫内侧丘系与丘脑皮质投射神经元在丘脑腹后外侧核内的突触联系组合型式进行了研究。

5.The medial lemniscus carries touch and vibration sensations from the body.

内侧lemniscus携带来自身体的触觉和振动感觉。

6.Research on the lemniscus has advanced our knowledge of sensory processing.

对lemniscus的研究推动了我们对感觉处理的理解。

7.The sensory information travels through the spinal cord and enters the brain via the lemniscus.

感觉信息通过脊髓传递，并通过lemniscus进入大脑。

8.In neuroanatomy, the lemniscus is crucial for understanding sensory pathways.

在神经解剖学中，lemniscus对于理解感觉通路至关重要。

9.Damage to the lemniscus can lead to loss of proprioception.

对lemniscus的损伤可能导致本体感觉丧失。

作文

The human brain is a complex organ that plays a crucial role in our daily lives. One of the fascinating structures within the brain is the lemniscus, which refers to a band of nerve fibers that carry sensory information from the body to the thalamus. Understanding the lemniscus is essential for grasping how our brain processes sensory inputs and coordinates responses. To appreciate the significance of the lemniscus, we first need to consider the pathways through which sensory information travels. When we touch something hot, for example, sensory receptors in our skin send signals through peripheral nerves to the spinal cord. From there, these signals are relayed to the brain via various pathways, including the lemniscus. This structure acts as a highway for sensory information, ensuring that signals are transmitted efficiently and accurately. The lemniscus is particularly important for processing touch and proprioceptive information, which allows us to perceive the position of our body parts in space. It is divided into two main components: the medial lemniscus, which carries tactile and proprioceptive information, and the lateral lemniscus, which is involved in auditory processing. This division highlights the multifunctional nature of the lemniscus in integrating different types of sensory information. In addition to its role in sensory processing, the lemniscus also contributes to the brain's ability to respond to stimuli. For instance, when we encounter a dangerous situation, the rapid transmission of sensory information through the lemniscus enables us to react swiftly. This is crucial for survival, as it allows us to avoid potential threats and make quick decisions based on the sensory input we receive. Moreover, studying the lemniscus can provide valuable insights into various neurological conditions. Damage to this structure can lead to sensory deficits or impairments in motor coordination, illustrating its importance in maintaining normal brain function. Research into the lemniscus has implications for understanding disorders such as multiple sclerosis, stroke, and traumatic brain injury, where sensory pathways may be disrupted. In conclusion, the lemniscus is a vital component of the brain's sensory processing system. Its intricate network of nerve fibers plays a key role in transmitting sensory information, allowing us to navigate and interact with the world around us. By understanding the function and significance of the lemniscus, we gain a deeper appreciation for the complexity of the human brain and its remarkable ability to process and respond to sensory stimuli. As research continues to explore the intricacies of the lemniscus, we can look forward to new discoveries that may enhance our understanding of both normal brain function and neurological disorders.

人类大脑是一个复杂的器官，在我们的日常生活中发挥着至关重要的作用。大脑内部一个引人入胜的结构是lemniscus，它指的是一组神经纤维，负责将身体的感觉信息传递到丘脑。理解lemniscus对于掌握我们大脑如何处理感觉输入和协调反应至关重要。为了欣赏lemniscus的重要性，我们首先需要考虑感觉信息传输的路径。例如，当我们触摸到热物体时，皮肤中的感觉受体通过外周神经向脊髓发送信号。从那里，这些信号通过各种路径传递到大脑，包括lemniscus。这个结构充当了感觉信息的高速公路，确保信号高效、准确地传递。lemniscus对于处理触觉和本体感觉信息尤为重要，这使我们能够感知身体部位在空间中的位置。它分为两个主要部分：内侧lemniscus，负责携带触觉和本体感觉信息；外侧lemniscus，参与听觉处理。这一划分突显了lemniscus在整合不同类型感觉信息中的多功能性。除了在感觉处理中的作用外，lemniscus还促进了大脑对刺激的反应能力。例如，当我们遇到危险情况时，通过lemniscus快速传递的感觉信息使我们能够迅速做出反应。这对于生存至关重要，因为它使我们能够避免潜在威胁，并根据接收到的感觉输入做出快速决策。此外，研究lemniscus可以为各种神经系统疾病提供有价值的见解。对这一结构的损伤可能导致感觉缺失或运动协调障碍，说明它在维持正常大脑功能中的重要性。对lemniscus的研究对理解多发性硬化症、中风和创伤性脑损伤等疾病具有重要意义，这些情况下感觉通路可能会受到干扰。总之，lemniscus是大脑感觉处理系统的重要组成部分。其复杂的神经纤维网络在传递感觉信息方面发挥着关键作用，使我们能够导航和与周围世界互动。通过理解lemniscus的功能和重要性，我们更深刻地认识到人类大脑的复杂性及其处理和响应感觉刺激的非凡能力。随着研究继续探索lemniscus的细微之处，我们期待新的发现，可能会增强我们对正常大脑功能和神经系统疾病的理解。