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基底前脑同步化和催眠区域的诱发电位研究。

Evoked potential study of the synchronizing and hypnogenic areas in the basal forebrain.

作者信息

Benedek G, Obál F, Szekeres L, Obál F

出版信息

Waking Sleeping. 1979 Apr;3(2):159-68.

PMID:494646
Abstract

On stimulating various basal forebrain structures, characteristic cortical evoked potentials, basic elements of the synchronization elicited, were studied in acute immobilized cats. Stimulation of the LH/10 cps/ resulted in short latency positive-negative evoked potentials, similar responses of increased latency were elicited from the RPO and TbOf. The laterobasal RPO and TbOf, the only areas able to induce cortical synchronization upon high frequency stimulation, could be clearly distinguished on the basis of evoked potentials. The laterobasal RPO was characterized by short latency, long-lasting positive potentials, while stimulation of TbOf elicited negative-positive responses. The relationship between the evoked potentials and the synchronizing mechanism of the basal forebrain is discussed.

摘要

在急性固定的猫身上,通过刺激各种基底前脑结构,研究了特征性的皮质诱发电位,即诱发同步化的基本要素。刺激外侧下丘脑/10赫兹/可产生短潜伏期的正负向诱发电位,从后眶额区和视交叉上核也可引出潜伏期延长的类似反应。高频刺激时,唯一能诱导皮质同步化的外侧基底后眶额区和视交叉上核,可根据诱发电位明显区分。外侧基底后眶额区的特点是潜伏期短、正电位持续时间长,而刺激视交叉上核则引出负正反应。文中讨论了诱发电位与基底前脑同步化机制之间的关系。

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Evoked potential study of the synchronizing and hypnogenic areas in the basal forebrain.基底前脑同步化和催眠区域的诱发电位研究。
Waking Sleeping. 1979 Apr;3(2):159-68.
2
The effect of high mesencephalic transection (cerveau isolé) and pentobarbital on basal forebrain mechanisms of EEG synchronization.
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