耳部穿皮漫神经刺激改变了在故意行动期间的定向皮质沟通
Moritz Mückschel1, Jasmin Mayer1, Bernhard Hommel2
1Cognitive Neurophysiology, Department of Child and Adolescent Psychiatry, Faculty of Medicine, TU Dresden, Dresden, Germany.
iScience
|January 26, 2026
概括
耳部穿皮漫神经刺激 (atVNS) 调节参与动作效应处理的大脑网络. 这种神经调节增强了对故意行为的理解,并为思想运动理论提供了神经生物学支持.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
- 神经调节是一种神经调节.
背景情况:
- 了解故意行为需要将认知理论与神经生物学联系起来.
- 行动与效果的整合对于有目的的行动至关重要.
研究的目的:
- 为了研究一条太频段网络 (ATL,IC,IFC) 在动作效应处理中的作用.
- 探索耳部穿皮漫神经刺激 (atVNS) 对这个网络和相关认知功能的影响.
主要方法:
- 使用耳部穿皮漫神经刺激 (atVNS).
- 采用基于EEG的定向连接分析来研究神经动力学.
- 专注于前叶 (ATL),岛内皮质 (IC) 和下额叶 (IFC) 网络.
主要成果:
- 核心ATL-IC-IFC网络支持动作效应处理.
- 在VNS中招募后/腹流 (PTL) 区域,并改变了信息流.
- 特定的网络属性与行动效应感知与规划有关.
结论:
- 这些发现通过阐明定向皮层通信,为思想运动理论提供了神经生物学支持.
- 在VNS的影响可能涉及增强的GABAergic传输.
- 观念运动理论可能从关于皮层动态的过程特定假设中受益.
相关概念视频
Action Potential: Phases of Stimulation
11.9K
The action potential is a complex electrical event that occurs in excitable cells, such as neurons and muscle cells. It consists of several distinct phases, each with specific characteristics.
Resting Phase:
In this phase, the cell's membrane is at its resting potential, typically around -70 millivolts (mV) for neurons. Inside the cell, there is a higher concentration of potassium ions (K+) and a lower concentration of sodium ions (Na+). Voltage-gated sodium channels are closed, and...
Resting Phase:
In this phase, the cell's membrane is at its resting potential, typically around -70 millivolts (mV) for neurons. Inside the cell, there is a higher concentration of potassium ions (K+) and a lower concentration of sodium ions (Na+). Voltage-gated sodium channels are closed, and...
11.9K
Communication
8.7K
Communication between two animals occurs when one animal transmits an information signal that causes a change in the animal that receives the information. Organisms communicate with one another in a host of different ways. Signals can be auditory, chemical, visual, tactile, or a combination of these. Communication is a critical behavioral adaptation that promotes survival, growth, and reproduction.
8.7K
Communication
9.7K
Sharing information, concepts, and emotions to foster mutual understanding is communication. The sender, recipient, and transaction must be considered in this manner. The sender is the person who shares the message, the recipient is the person who receives and understands the message, and the transaction is the method used to deliver the message and the variables that affect the communication's context and surroundings. The nurse-client connection is built on therapeutic communication.
9.7K
Direct-Acting Cholinergic Agonists: Pharmacological Actions
2.3K
Direct-acting cholinergic agonists exert their pharmacological actions by mimicking the effects of acetylcholine on postsynaptic muscarinic receptors to generate parasympathetic responses. These agents elicit a range of physiological responses, including cardiovascular effects. For example, activation of muscarinic receptors induces bradycardia, decreased cardiac output, reduced peripheral resistance, and consequent hypotension. In the eye, stimulation of M3 receptors leads to smooth muscle...
2.3K
Fixed Action Patterns
17.6K
A fixed action pattern (FAP) is a specific, hard-wired sequence of behaviors that occurs in response to an external stimulus, called a sign stimulus. The behavior is “fixed” because it is essentially unchangeable—proceeding similarly across individuals of a species every time it occurs.
17.6K
Alterations in Respiration II
1.8K
There are numerous types of normal and abnormal respiration. Based on ventilatory movements, breathing patterns are classified as regular, deep, or shallow. Examples include Biot's breathing, Cheyne-Stokes respiration, Kussmaul's breathing, hyperventilation, and hypoventilation. Each pattern is clinically significant and aids in evaluating patients.
In Biot's breathing, the respiratory rate and depth are irregular, alternating between periods of deep gasping and apnea. Common causes...
In Biot's breathing, the respiratory rate and depth are irregular, alternating between periods of deep gasping and apnea. Common causes...
1.8K


