The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit
later.
We apologize for any inconvenience caused
MODULATING EFFECTS OF DORSAL MEDIAL AREA OF NUCLEUS FACIALIS ON THE MYOEIECTRIC ACTIVITIES OF GENIOGLOSSUS IN RABBITS
Author(s): WANG Li, XU Xin, LIU Lei
Pages: 230-
232
Year: 2000
Issue:
3
Journal: ACTA ACADEMIAE MEDICINAE SHANDONG
Keyword: 面神经核背内侧区; 颏舌肌; 电生理学; 兔;
Abstract: 目的:研究电、化学刺激面神经核背内侧区(dMNF)对颏舌肌肌电活动的影响.方法:在24只氨基甲酸乙脂麻醉、断双侧迷走神经的健康成年家兔上进行实验.结果:①长串电脉冲刺激dMNF导致颏舌肌肌电活动明显增强;②在dMNF内微量注射谷氨酸钠,颏舌肌肌电活动出现明显的易化效应;③单脉冲电刺激dMNF引起颏舌肌出现两次肌电反应,潜伏期分别为(50.8±0.6)ms和(94.7±0.5)ms.结论:dMNF对颏舌肌的肌电活动具有调节作用,dMNF的兴奋能增强颏舌肌的肌电活动,从而具有降低上呼吸道阻力的作用.
Citations
No citation found