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The Parasympathetic Nervous System01:14

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The parasympathetic division of the autonomic nervous system (ANS) regulates rest and digestion functions in the body. It works in opposition to the sympathetic division, promoting relaxation, conservation of energy, and digestion. The parasympathetic division consists of preganglionic fibers originating from specific cranial nerves (III, VII, IX, X) and the sacral spinal nerves (S2-S4). These fibers synapse with postganglionic neurons in the terminal ganglia, innervating various organs and...
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The autonomic nervous system (ANS) is a critical component of the peripheral nervous system, primarily responsible for regulating involuntary bodily functions and maintaining homeostasis. It functions in tandem with the central nervous system (CNS) to seamlessly coordinate various physiological processes without the need for conscious control.
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The sympathetic division can influence tissues and organs by releasing norepinephrine at peripheral synapses and distributing epinephrine and norepinephrine through the bloodstream. In times of crisis or stress, sympathetic activation occurs, which is regulated by sympathetic centers in the hypothalamus. As a result, sympathetic activation prepares the body for physical exertion, rapid ATP production, and heightened alertness, allowing individuals to respond effectively to challenging or...
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The autonomic nervous system (ANS) is an intricate network of nerves that controls functions such as the regulation of heart rate, digestion, and blood pressure regulation. When this system malfunctions, it can lead to various disorders that affect multiple bodily functions. One common feature of many autonomic disorders is the involvement of smooth blood vessels, which play a crucial role in regulating blood flow throughout the body.
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Updated: Jul 6, 2025

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持续的注意力和副交感功能之间的关系.

Thomas Wooten1, Michael Esterman2, Tad T Brunyé3

  • 1Department of Psychology, Tufts University, Medford, MA, USA.

International journal of psychophysiology : official journal of the International Organization of Psychophysiology
|January 10, 2024
PubMed
概括
此摘要是机器生成的。

这项研究发现休息时阴道中介心率变化 (vmHRV) 与持续的注意力表现或相关的日常生活因素之间没有显著的联系. 需要进一步的研究来了解副交感功能和持续的注意力.

关键词:
注意力错误引起的注意力错误心率变化反应性心率变化反应性媒体多任务处理正念是一种正念.自主监管是一种自我监管.持续的注意力持续的注意力通过阴道介导的心率变化.

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科学领域:

  • 认知神经科学 认知神经科学
  • 心理生理学 心理生理学

背景情况:

  • 持续的注意力 (SA) 对认知控制至关重要.
  • 阴道介导心率变化 (vmHRV) 反映了副交感神经系统活动和认知控制中的个体差异.
  • 休息vmHRV和SA之间的关系还不清楚.

研究的目的:

  • 调查休息vmHRV与持续注意力任务的表现之间的关联.
  • 检查休息vmHRV与与持续注意力相关的处置因素之间的关系,包括注意力错误,自我调节,正念和媒体多任务处理.

主要方法:

  • 在参与者中评估休息的vmHRV.
  • 对持续的注意力表现进行了神经心理评估.
  • 收集了关于注意力错误,自我调节,正念和媒体多任务处理的自我报告数据.

主要成果:

  • 在休息的vmHRV和持续注意任务的表现之间没有发现显著的关联.
  • 休息的vmHRV与注意力错误,自我调节,正念或媒体多任务处理没有显著的关联.

结论:

  • 该研究没有发现证据支持这样的假设,即更高的休息vmHRV与更好的持续注意力或相关的处置因素有关.
  • 这项研究有助于理解副交感功能,认知能力 (如持续的注意力) 和行为之间的复杂相互作用.