ISSN 0371-0874, CN 31-1352/Q

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刺激中缝背核不同区域对颏舌肌和膈肌的影响

摘要

48只氨基甲酸乙酯麻醉、断双侧迷走神经的健康家兔长串电脉冲刺激中缝背核背侧区(dNRD)使颏舌肌和膈肌肌电活动均明显增强;长串电脉冲刺激腹侧区(vNRD)时,颏舌肌活动被易化,而膈肌活动则被抑制;在dNRD和vNRD分别微量注射谷氨酸钠,其效应与电刺激结果基本一致。

关键词: 中缝背核; 颏舌肌; 膈肌; 上呼吸道阻力

Effects of stimulation at different areas of nucleus raphe dorsalis on genioglossus and diaphragm activities

Abstract

Key words: Nucleus raphe dorsalis;Genioglossus;Diaphragm;Upper airway resistance

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引用本文:

. 刺激中缝背核不同区域对颏舌肌和膈肌的影响[J]. 生理学报 1998; 50 (1): .

. Effects of stimulation at different areas of nucleus raphe dorsalis on genioglossus and diaphragm activities. Acta Physiol Sin 1998; 50 (1): (in Chinese with English abstract).