hippocampi

简明释义

英[/ˌhɪpəˈkæm.paɪ/]美[/ˌhɪpəˈkæm.paɪ/]

海马

英英释义

单词用法

同义词

反义词

例句

1.Perhaps, much neurogenesis has occurred in their hippocampi.

也许，在他们的海马区存在大量的神经发生。

2.To observe and take a photograph of rats nerve cell morphological changes through electron microscope after sampling and dealing with cerebral tissue specimen of right side hippocampi CA1 section.

取大鼠右侧大脑海马CA1区组织标本，经过处理后透射电子显微镜观测细胞形态学改变并摄片。

3.What scientists didn't know was whether the drivers grew bigger hippocampi as they trained or whether they had big ones (and thus an innate navigation advantage) to begin with.

科学家们不知晓的是司机们的海马体是经过锻炼后变大的还是他们一开始就有着较大的海马体（因此具有先天的导航优势）。

4.But as the cabbies learned the Knowledge, their hippocampi grew, literally changing their minds, the researchers report online today in Current Biology.

但是当的士司机学习有关知识的时候，他们的海马体变大，他们的头脑确实在发生变化。研究人员们在《流行生物学》上今日在线报道。

5.And 15 differential expression genes were discovered each in hippocampi and cerebral cortex.

结果发现海马和大脑皮质中各有15个差异表达基因。

6.Results: Compared with model group, expression level of BDNF in the hippocampi was significant improved.

结果：与模型组相比，给药组大鼠海马表现为BDNF阳性细胞数量明显增多。

7.Control animals, with normal neurogenesis, eventually were able to bypass their hippocampi and retrieve the fear memory directly from long-term storage.

而对照组的动物，具有正常的神经发生，最后可以绕过它们的海马，直接从长期储存中找回恐惧记忆。

8.Damage to the hippocampi is often linked to memory loss in patients with Alzheimer's disease.

海马体的损伤通常与阿尔茨海默病患者的记忆丧失有关。

9.Studies indicate that exercise can promote the growth of new neurons in the hippocampi.

研究表明，锻炼可以促进新神经元在海马体中的生长。

10.In some animals, the size of the hippocampi correlates with their ability to remember locations.

在某些动物中，海马体的大小与它们记住位置的能力相关。

11.The hippocampi play a crucial role in spatial navigation and memory formation.

海马体在空间导航和记忆形成中起着至关重要的作用。

12.Research has shown that the size of the hippocampi can be affected by stress levels.

研究表明，海马体的大小会受到压力水平的影响。

作文

The human brain is a complex organ that plays a crucial role in our daily lives. Among its many components, the structure known as the hippocampi (海马体) is particularly significant. The hippocampi are two small, curved structures located deep within the temporal lobes of the brain, one on each side. They are primarily associated with memory formation and spatial navigation. Understanding the function of the hippocampi can provide insights into how we learn and remember information. Research has shown that the hippocampi are essential for the consolidation of new memories, especially those related to personal experiences, known as episodic memories. When we encounter new information, the hippocampi help process and store these memories so that they can be recalled later. This process is vital for learning and adapting to new environments. In addition to memory, the hippocampi play a role in spatial awareness. They help us navigate through our surroundings by creating cognitive maps of the spaces we occupy. For example, when we move through a familiar neighborhood, our hippocampi work to recall the layout, helping us find our way without consciously thinking about it. This ability is not only important for daily activities but also for survival in unfamiliar environments. However, the hippocampi are vulnerable to various factors that can impair their function. Stress, aging, and certain neurological disorders can negatively impact the health of the hippocampi. For instance, studies have indicated that chronic stress can lead to a reduction in the size of the hippocampi, which may contribute to memory problems and difficulties in learning. Similarly, conditions such as Alzheimer's disease are characterized by significant damage to the hippocampi, leading to severe memory loss and disorientation. To protect and enhance the function of our hippocampi, engaging in activities that promote brain health is essential. Regular physical exercise, a balanced diet rich in antioxidants, and mental stimulation through puzzles or learning new skills can all support the health of the hippocampi. Additionally, mindfulness practices such as meditation have been shown to increase the volume of the hippocampi, potentially improving memory and cognitive flexibility. In conclusion, the hippocampi (海马体) are vital structures in the brain that influence our ability to form memories and navigate our environment. By understanding their importance, we can take proactive steps to maintain their health and function. As research continues to uncover the complexities of the brain, the hippocampi remain a key area of interest for scientists and healthcare professionals alike. Knowledge about these remarkable structures not only enhances our understanding of human cognition but also emphasizes the need for brain health across the lifespan.

人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。在其众多组成部分中，位于大脑颞叶深处的两个小而弯曲的结构被称为hippocampi（海马体），它们特别重要。hippocampi主要与记忆形成和空间导航相关。理解hippocampi的功能可以为我们提供有关学习和记忆信息的见解。研究表明，hippocampi对新记忆的巩固至关重要，尤其是与个人经历相关的记忆，称为情景记忆。当我们遇到新信息时，hippocampi帮助处理和存储这些记忆，以便稍后回忆。这一过程对于学习和适应新环境至关重要。除了记忆，hippocampi还在空间意识中发挥作用。它们通过创建我们所占据空间的认知地图，帮助我们在周围环境中导航。例如，当我们穿过一个熟悉的社区时，我们的hippocampi会努力回忆布局，帮助我们找到方向，而不需要有意识地思考。这一能力不仅对日常活动重要，而且在陌生环境中的生存也至关重要。然而，hippocampi容易受到各种因素的影响，这些因素可能会损害其功能。压力、衰老以及某些神经系统疾病都可能对hippocampi的健康产生负面影响。例如，研究表明，慢性压力可能导致hippocampi的大小减少，这可能会导致记忆问题和学习困难。同样，阿尔茨海默病等疾病的特征是对hippocampi的显著损害，导致严重的记忆丧失和定向障碍。为了保护和增强我们的hippocampi的功能，参与促进大脑健康的活动至关重要。定期锻炼、富含抗氧化剂的均衡饮食，以及通过拼图或学习新技能进行的心理刺激，都可以支持hippocampi的健康。此外，正念练习如冥想已被证明可以增加hippocampi的体积，从而可能改善记忆和认知灵活性。总之，hippocampi（海马体）是大脑中重要的结构，影响我们形成记忆和导航环境的能力。通过理解它们的重要性，我们可以采取积极措施来维持它们的健康和功能。随着研究不断揭示大脑的复杂性，hippocampi仍然是科学家和医疗专业人士关注的关键领域。对这些非凡结构的知识不仅增强了我们对人类认知的理解，也强调了整个生命周期内大脑健康的必要性。