cerebrum

简明释义

英[səˈriːbrəm;ˈserəbrəm]美[səˈriːbrəmˌˈserəbrəm]

n. [解剖] 大脑

复 数 c e r e b r a 或 c e r e b r u m s

英英释义

单词用法

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例句

1.Whereas animals such as elephants, dolphins, and whales have larger brains, humans have the most developed cerebrum.

然而动物们比如：大象、海豚和鲸鱼拥有更大的大脑，而人类有最发达的端脑。

2.If psychological facts are at all relevant to our persistence, you will be the one who gets your cerebrum.

如果心理事实是相关于你的持存，你会是那个有你大脑的那个人。

3.While the cerebrum is unnecessary for basic survival responses, we still use far more than 10 percent of our brains.

即使大脑对基础生存反应来说是不必要的，我们仍然需要使用多于百分之10的大脑。

4.The hindbrain sits underneath the back end of the cerebrum, and it consists of the cerebellum, pons, and medulla.

后脑位于大脑后端的下方，由小脑、脑桥和延髓构成。

5.The cerebrum is the largest part of the brain, accounting for 85 percent of the organ's weight.

端脑是大脑最大的部分，约为该器官重量的85%。

6.If you took the cerebrum out and spread it out, it would be the size of a pillowcase.

如果你把大脑拿出来并展开，它可能会有一个枕头套那么大。

7.The outer layer of the cerebrum is called the cortex (also known as "gray matter").

大脑外层叫做皮质(也称“灰质”)。

8.Researchers are studying how the cerebrum 大脑 processes emotions.

研究人员正在研究cerebrum 大脑 如何处理情感。

9.The doctor explained that the cerebrum 大脑 is responsible for higher brain functions.

医生解释说，cerebrum 大脑 负责更高的脑功能。

10.During the MRI, we could see the different regions of the cerebrum 大脑 activated.

在MRI扫描期间，我们可以看到不同区域的cerebrum 大脑 被激活。

11.Damage to the cerebrum 大脑 can lead to serious cognitive impairments.

对cerebrum 大脑 的损伤可能导致严重的认知障碍。

12.The left side of the cerebrum 大脑 controls the right side of the body.

左侧的cerebrum 大脑 控制身体的右侧。

作文

The human brain is an incredibly complex organ that serves as the control center for the entire body. Among its various parts, the largest and most significant section is the cerebrum, which is responsible for many high-level functions. The cerebrum can be divided into two hemispheres, the left and the right, each of which plays a unique role in processing information. The left hemisphere is typically associated with logical reasoning, analytical thinking, and language skills, while the right hemisphere is linked to creativity, intuition, and spatial awareness.The structure of the cerebrum is fascinating. It is covered by a layer of gray matter known as the cerebral cortex, which is where most of the brain's higher functions occur. This outer layer is folded into ridges called gyri and grooves known as sulci, which increase the surface area and allow for more neurons to be packed into the limited space. Beneath the cortex lies white matter, which consists of myelinated axons that connect different regions of the cerebrum and facilitate communication between them.In terms of functionality, the cerebrum is crucial for voluntary movements, sensory perception, and cognitive processes. When we decide to move our arm or leg, it is the cerebrum that sends signals to our muscles to initiate that movement. Additionally, it processes sensory information from our environment, allowing us to perceive sights, sounds, smells, tastes, and touch. This sensory integration is essential for our interaction with the world around us.Moreover, the cerebrum plays a vital role in memory and learning. Different areas within the cerebrum are involved in storing and recalling memories, whether they are short-term or long-term. For instance, the hippocampus, located within the cerebrum, is critical for forming new memories. Understanding how the cerebrum works can provide insights into various neurological conditions, such as Alzheimer's disease, which affects memory and cognitive function.The study of the cerebrum has advanced significantly with the advent of modern imaging techniques like MRI and CT scans. These technologies allow researchers to observe the brain in action and understand how different regions of the cerebrum contribute to specific tasks. For example, scientists have identified areas responsible for language comprehension and production, as well as regions involved in emotional regulation.In conclusion, the cerebrum is not only the largest part of the brain but also one of the most important. Its complex structure and diverse functions underline its significance in our daily lives. From controlling movement to processing sensory information and facilitating learning, the cerebrum is at the heart of what makes us human. As research continues to uncover the mysteries of the cerebrum, we gain a deeper appreciation for this remarkable organ and its role in shaping our thoughts, behaviors, and experiences.

人类的大脑是一个极其复杂的器官，作为整个身体的控制中心。它的各个部分中，最大和最重要的部分是大脑，负责许多高级功能。大脑可以分为左半球和右半球，每个半球在处理信息时发挥独特的作用。左半球通常与逻辑推理、分析思维和语言能力相关，而右半球则与创造力、直觉和空间意识相联系。大脑的结构令人着迷。它被一层称为大脑皮层的灰质覆盖，这里是大脑大多数高级功能发生的地方。这个外层折叠成称为回的脊和称为沟的凹槽，增加了表面积，使得更多的神经元能够被压缩到有限的空间中。在皮层下方是白质，由髓鞘轴突组成，连接大脑的不同区域，促进它们之间的交流。在功能方面，大脑对于自愿运动、感官感知和认知过程至关重要。当我们决定移动手臂或腿时，就是大脑向我们的肌肉发送信号以启动该运动。此外，它还处理来自环境的感官信息，使我们能够感知视觉、听觉、嗅觉、味觉和触觉。这种感官整合对我们与周围世界的互动至关重要。此外，大脑在记忆和学习中也发挥着重要作用。大脑内的不同区域参与存储和回忆记忆，无论是短期还是长期。例如，位于大脑内的海马体对形成新记忆至关重要。了解大脑的工作原理可以为各种神经系统疾病提供见解，例如影响记忆和认知功能的阿尔茨海默病。随着现代成像技术如MRI和CT扫描的出现，对大脑的研究显著进展。这些技术允许研究人员观察大脑的活动，并理解大脑的不同区域如何贡献于特定任务。例如，科学家已经识别出负责语言理解和产生的区域，以及涉及情绪调节的区域。总之，大脑不仅是大脑中最大的一部分，也是最重要的一部分。它复杂的结构和多样化的功能强调了它在我们日常生活中的重要性。从控制运动到处理感官信息和促进学习，大脑是我们人类特质的核心。随着研究继续揭示大脑的奥秘，我们对这个非凡器官及其在塑造我们的思想、行为和体验中的作用有了更深的理解。