brainstem

简明释义

英[ˈbreɪnstem]美[ˈbreɪnstem]

n. [解剖] 脑干

英英释义

单词用法

同义词

反义词

例句

1.The laterodorsal tegmentum (LDT) neurons supply most of the cholinergic tone to the brainstem and diencephalon necessary for physiological arousal.

维持生理性觉醒，需要大脑脚被盖背侧核的神经元为脑干及间脑提供胆碱能递质。

2.Auditory brainstem response (ABR) was absent or severely abnormal.

听性脑干反应(abr)引不出或严重异常。

3.CONCLUSION: BAEP has significant meaning in evaluating the auditory and brainstem functions of newborns with HIE.

结论：BAEP对评估hie新生儿听力及脑干功能异常有重要意义。

4.Objectives: To explore a means of early diagnosis of hearing and brainstem damage in high risk newborns.

目的：探索早期发现高危新生儿听力损害及脑干损害的诊断方法。

5.Conclusions: Brainstem auditory function does not closely correlate with peripheral auditory threshold at term in preterm infants.

结论：早产儿矫正胎龄足月后脑干听觉功能和外周听阈无显著相关。

6.Objective: To explore newbornes' brainstem auditory evoked potential (BAEP) normal value for early diagnosis of hearing disorders.

目的：探讨新生儿脑干听觉诱发电位（BAEP）正常值，为早期发现新生儿听力障碍提供参考。

7.The brainstem controls vital functions such as breathing and heart rate.

该脑干控制着呼吸和心率等生命体征。

8.Damage to the brainstem can lead to serious health issues.

对脑干的损伤可能导致严重的健康问题。

9.In a coma, the activity of the brainstem may still be present.

在昏迷中，脑干的活动可能仍然存在。

10.The brainstem connects the brain to the spinal cord.

该脑干将大脑与脊髓连接起来。

11.Reflex actions, like blinking, are controlled by the brainstem.

像眨眼这样的反射动作由脑干控制。

作文

The human brain is a complex organ that controls numerous functions necessary for survival. Among its various parts, the brainstem plays a crucial role in regulating essential life functions such as breathing, heart rate, and blood pressure. The brainstem is located at the base of the brain and connects to the spinal cord, serving as a vital pathway for communication between the brain and the rest of the body. It is composed of three main parts: the midbrain, pons, and medulla oblongata, each contributing to different physiological processes.Understanding the importance of the brainstem can help us appreciate how our bodies maintain homeostasis. For instance, the medulla oblongata, one of the key components of the brainstem, is responsible for autonomic functions. It controls involuntary actions like swallowing, coughing, and sneezing. Any damage to this area can lead to severe consequences, including respiratory failure or loss of consciousness. This highlights why the brainstem is often referred to as the body's control center.Moreover, the brainstem is essential for wakefulness and sleep. The reticular activating system, which is part of the brainstem, helps regulate our sleep-wake cycle. Disruptions in this system can lead to sleep disorders, affecting overall health and well-being. Therefore, the brainstem not only manages physical functions but also influences our mental state.In addition to its physiological roles, the brainstem is significant in the context of neurological research. Studies involving brain injuries often focus on the brainstem, as it is a critical area for understanding how trauma affects bodily functions. Injuries to the brainstem can result in conditions such as locked-in syndrome, where a person is aware but cannot move or communicate due to paralysis of nearly all voluntary muscles. This condition underscores the vital nature of the brainstem in our ability to interact with the world around us.Furthermore, advancements in medical technology have allowed us to explore the brainstem in greater detail. Imaging techniques like MRI and CT scans enable doctors to diagnose and monitor conditions affecting this area more effectively. Understanding the brainstem has also paved the way for innovative treatments, such as deep brain stimulation for Parkinson's disease, which targets specific areas within the brainstem to alleviate symptoms.In conclusion, the brainstem is an indispensable part of the human brain that oversees many critical functions. Its role in maintaining vital processes, regulating sleep, and influencing neurological health cannot be overstated. As research continues to uncover the complexities of the brainstem, we gain a deeper understanding of how it impacts our daily lives and overall health. Acknowledging the significance of the brainstem encourages further exploration into how we can protect and enhance this essential part of our anatomy, ultimately leading to better health outcomes for individuals affected by disorders related to the brainstem.

人脑是一个复杂的器官，控制着生存所需的众多功能。在其各个部分中，脑干在调节基本生命功能方面发挥着至关重要的作用，如呼吸、心率和血压。脑干位于大脑底部，与脊髓相连，作为大脑与身体其他部分之间的关键通道。它由三个主要部分组成：中脑、桥脑和延髓，每个部分都对不同的生理过程作出贡献。理解脑干的重要性可以帮助我们欣赏身体如何维持内环境稳态。例如，延髓是脑干的关键组成部分，负责自主功能。它控制着吞咽、咳嗽和打喷嚏等非自愿动作。任何对该区域的损伤都可能导致严重后果，包括呼吸衰竭或失去意识。这突显了脑干为何被称为身体控制中心。此外，脑干对于清醒和睡眠也至关重要。网状激活系统是脑干的一部分，有助于调节我们的睡眠-觉醒周期。该系统的中断可能导致睡眠障碍，从而影响整体健康和福祉。因此，脑干不仅管理身体功能，还影响我们的心理状态。除了生理角色外，脑干在神经科学研究中也具有重要意义。涉及脑损伤的研究通常集中在脑干上，因为这是理解创伤如何影响身体功能的关键区域。对脑干的损伤可能导致如锁闭综合征等情况，即一个人意识清醒，但由于几乎所有自愿肌肉的瘫痪而无法移动或交流。这一情况突显了脑干在我们与周围世界互动能力中的重要性。此外，医疗技术的进步使我们能够更详细地探索脑干。成像技术如MRI和CT扫描使医生能够更有效地诊断和监测影响该区域的疾病。对脑干的理解也为创新治疗铺平了道路，例如帕金森病的深脑刺激，针对脑干内特定区域以缓解症状。总之，脑干是人脑中不可或缺的部分，监督许多关键功能。它在维持生命过程、调节睡眠和影响神经健康方面的作用不容小觑。随着研究继续揭示脑干的复杂性，我们对其如何影响日常生活和整体健康有了更深刻的理解。承认脑干的重要性鼓励进一步探索如何保护和增强这一我们解剖结构的核心部分，最终为受脑干相关疾病影响的个人带来更好的健康结果。