autonomic nervous system

简明释义

植物性神经系统

英英释义

例句

1.Stress can activate the autonomic nervous system, leading to increased heart rate and blood pressure.

压力可以激活自主神经系统，导致心率和血压升高。

2.During sleep, the autonomic nervous system helps to regulate breathing and heart function.

在睡眠期间，自主神经系统帮助调节呼吸和心脏功能。

3.Meditation can help calm the autonomic nervous system and reduce anxiety.

冥想可以帮助平静自主神经系统并减少焦虑。

4.The autonomic nervous system is divided into the sympathetic and parasympathetic systems.

自主神经系统分为交感神经系统和副交感神经系统。

5.The autonomic nervous system controls involuntary bodily functions such as heart rate and digestion.

这个自主神经系统控制着心率和消化等不随意的身体功能。

作文

The human body is a complex system that relies on various networks to function effectively. One of the most critical components of this system is the autonomic nervous system, which plays a vital role in regulating involuntary physiological processes. This includes functions such as heart rate, blood pressure, respiration, and digestion. Understanding the autonomic nervous system is essential for grasping how our bodies maintain homeostasis and respond to external stimuli.The autonomic nervous system is divided into two main branches: the sympathetic and parasympathetic nervous systems. The sympathetic nervous system is often referred to as the 'fight or flight' system. It prepares the body to respond to stress or danger by increasing heart rate, dilating airways, and redirecting blood flow to essential organs and muscles. For instance, when faced with a threatening situation, the body activates the sympathetic nervous system, allowing us to react quickly to potential threats.In contrast, the parasympathetic nervous system is known as the 'rest and digest' system. It promotes a state of calm and relaxation after the body has faced a stressful event. This branch of the autonomic nervous system helps to lower heart rate, promote digestion, and encourage restorative processes in the body. It is crucial for recovery and maintaining overall health, as it allows the body to conserve energy and replenish resources.The balance between these two systems is vital for optimal health. An overactive sympathetic nervous system can lead to chronic stress, resulting in various health issues such as hypertension, anxiety disorders, and digestive problems. On the other hand, an underactive parasympathetic nervous system can hinder the body's ability to recover and repair itself, leading to fatigue and other health complications.Moreover, the autonomic nervous system is also influenced by our emotional state. Stressful situations can activate the sympathetic nervous system, while practices such as meditation, deep breathing, and yoga can stimulate the parasympathetic nervous system. This connection highlights the importance of mental health in maintaining physical well-being.Understanding the autonomic nervous system also has implications for medical treatments and interventions. For example, certain medications target specific receptors within the autonomic pathways to manage conditions like hypertension or anxiety. Furthermore, therapies such as biofeedback and mindfulness training aim to enhance the functioning of the parasympathetic nervous system, promoting relaxation and reducing stress-related symptoms.In conclusion, the autonomic nervous system is a fundamental aspect of human physiology that regulates many involuntary functions critical for survival and health. Its two branches, the sympathetic and parasympathetic nervous systems, work in tandem to help the body respond to stressors and recover from them. By understanding how the autonomic nervous system operates, we can better appreciate the intricate balance required for maintaining good health and explore ways to support its function through lifestyle choices and medical interventions.

人类身体是一个复杂的系统，依赖于各种网络有效运作。其中一个最关键的组成部分是自主神经系统，它在调节不随意生理过程方面发挥着重要作用。这包括心率、血压、呼吸和消化等功能。理解自主神经系统对于掌握我们身体如何维持内环境稳定以及如何对外部刺激作出反应至关重要。自主神经系统分为两个主要分支：交感神经系统和副交感神经系统。交感神经系统通常被称为“战斗或逃跑”系统。它使身体准备好应对压力或危险，通过增加心率、扩张气道和将血流重新引导到重要器官和肌肉。例如，当面临威胁时，身体会激活交感神经系统，使我们能够迅速应对潜在威胁。相反，副交感神经系统被称为“休息和消化”系统。它在身体经历过压力事件后促进平静和放松。这个分支的自主神经系统有助于降低心率，促进消化，并鼓励身体的恢复过程。它对于恢复和维持整体健康至关重要，因为它使身体能够节省能量并补充资源。这两个系统之间的平衡对最佳健康至关重要。交感神经系统过度活跃可能导致慢性压力，从而导致高血压、焦虑症和消化问题等各种健康问题。另一方面，副交感神经系统活动不足可能会妨碍身体恢复和修复自身的能力，导致疲劳和其他健康并发症。此外，自主神经系统也受到我们情绪状态的影响。压力情况可以激活交感神经系统，而冥想、深呼吸和瑜伽等练习则可以刺激副交感神经系统。这种联系突显了心理健康在维持身体健康中的重要性。理解自主神经系统也对医疗治疗和干预措施具有重要意义。例如，某些药物针对自主通路中的特定受体，以管理高血压或焦虑等疾病。此外，生物反馈和正念训练等疗法旨在增强副交感神经系统的功能，促进放松并减少与压力相关的症状。总之，自主神经系统是人类生理学的基本方面，调节许多对生存和健康至关重要的不随意功能。它的两个分支，交感神经系统和副交感神经系统，协同工作，帮助身体应对压力源并从中恢复。通过理解自主神经系统的运作，我们可以更好地欣赏维持良好健康所需的微妙平衡，并探索通过生活方式选择和医疗干预来支持其功能的方法。