整感应的双重功能框架:整感应信号的信息和协调模式
Catherine Tallon-Baudry1, Marie Loescher1, Anthony Clément1
1Laboratoire de Neurosciences Cognitives et Computationnelles, École Normale Supérieure-PSL, Inserm, Paris, France.
Trends in neurosciences
|March 3, 2026
概括
互感信号有两种模式:用于身体调节的信息和用于同步大脑活动的协调. 这些模式,结合情感感受,可以解释意识及其障碍.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
- 身体生理学 身体生理学
背景情况:
- 内接,信号身体的内部状态,对于生理调节至关重要.
- 现有的研究重点是整体感应的信息处理方面.
- 主观经验和意识的神经基础仍然不完全理解.
研究的目的:
- 提出一种双模式的整感信号传输模型:信息和协调模式.
- 探索协调模式在同步大脑活动和意识中的作用.
- 为了解整体感知,情感和精神疾病之间的联系提供一个新的框架.
主要方法:
- 从动物和人类的心脏,呼吸道和胃肠接收研究中对现有证据的审查.
- 整感信号通路和大脑结构参与的理论建模.
- 假设不同的感官信号模式的功能作用.
主要成果:
- 有证据支持两种不同的整感信号传递模式:信息和协调.
- 协调模式同步大规模的大脑活动,无论生理状态如何.
- 假设协调模式是支自我和意识的统一感的基础.
结论:
- 双模式模型 (信息和协调) 为整体接收提供了一个新的框架.
- 互感协调可能是主观经验和意识的基础.
- 这种模型为产生情绪和与整体感受相关的精神疾病提供了新的见解.
相关概念视频
Interactions Between Signaling Pathways
Signaling cascades usually lack linearity. Multiple pathways interact and regulate one another, allowing cells to integrate and respond to diverse environmental stimuli.
Convergence and divergence, and cross-talk between signaling pathways
Two distinct signaling pathways can converge on a single functional unit, which may either be a single protein or a complex of proteins. The response is either functionally distinct or synergistic between the two pathways but different from the response...
Convergence and divergence, and cross-talk between signaling pathways
Two distinct signaling pathways can converge on a single functional unit, which may either be a single protein or a complex of proteins. The response is either functionally distinct or synergistic between the two pathways but different from the response...
Integration of Synaptic Events
Synaptic integration mainly includes the summation of graded potentials. Graded potentials, regardless of their type, cause subtle alterations in membrane voltage, resulting in either depolarization or hyperpolarization. These incremental changes, when combined or summed, can propel the neuron toward its threshold. Consider, for example, a membrane experiencing a +15 mV shift, causing it to depolarize from -70 mV to -55 mV. In this scenario, graded potentials govern the membrane's ability to...
Diencephalon: Thalamus and Information Relay
The thalamus, often called “the gateway to the cerebral cortex,” is vital in processing and directing sensory and motor signals throughout the brain. Almost all inputs destined for the cerebral cortex, except for olfactory signals, are relayed through the thalamus. The thalamus is a sophisticated relay station, channeling information from various brain regions to the cerebral cortex, as well as a filter, prioritizing certain signals over others based on current physiological states or needs.
Sensory Modalities
Sensation typically is the process by which the sensory receptors and sense organs detect stimuli from the internal and external environment and transmit this information to the central nervous system for processing.
General senses refer to the broad category of sensory information detected by receptors in the body and can be further grouped into somatic and visceral senses. Somatic sensations include touch, pressure, temperature, and pain and are essential for navigating our environment and...
General senses refer to the broad category of sensory information detected by receptors in the body and can be further grouped into somatic and visceral senses. Somatic sensations include touch, pressure, temperature, and pain and are essential for navigating our environment and...
Sensory Perception: Organization of the Somatosensory System
The somatosensory system is the central and peripheral nervous system component that senses and processes touch, pressure, pain, temperature, and body position or proprioception. The process of sensation takes place at three levels:
The receptor level:
The receptor level is the first stage of sensation. It involves the detection of a stimulus by specialized sensory receptors. The stimulus must arrive within the receptor's receptive field. Next, the receptor converts the energy of the stimulus...
The receptor level:
The receptor level is the first stage of sensation. It involves the detection of a stimulus by specialized sensory receptors. The stimulus must arrive within the receptor's receptive field. Next, the receptor converts the energy of the stimulus...
Introduction to Special Senses
Sensory receptors play an integral part in comprehending our external and internal environments. They receive diverse stimuli, converting them into the nervous system's electrochemical signals. This conversion occurs as the stimulus alters the sensory neuron's cell membrane potential, instigating the generation of an action potential. This action potential is subsequently transmitted to the central nervous system (CNS), which integrates with other sensory data or higher cognitive functions.


