| 引导电极间距对蟾蜍坐骨神经干动作电位时程的影响 |
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| 引用本文： | 梁俊晖. 引导电极间距对蟾蜍坐骨神经干动作电位时程的影响[J]. 四川生理科学杂志, 2010, 32(3): 103-104 |
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| 作者姓名： | 梁俊晖 |
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| 作者单位： | 韶关学院医学院病理生理学教研室,广东,韶关,512026 |
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| 基金项目： | 中国职业技术教学工作委员会教学改革与教学建设专项研究课题 |
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| 摘 要： | 目的:研究引导电极间距对蟾蜍坐骨神经干动作电位(AP)时程的影响。方法:采用细胞外记录法,记录和观察不同间距的引导电极引导动作电位的时程变化。结果:引导电极间距从5mm增加到35mm时,能显著延长负相波和正相波的时程(P0.05)。结论:在一定范围内,增大引导电极间距,双相动作电位负相波和正相波时程均延长,而且负相波和正相波时程要达到最大,所需的电极间距是一样的。
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| 关 键 词： | 引导电极 间距 动作电位 时程 |
Effect of guiding electrode spacing on the duration of the toad sciatic nerve trunk action potential |
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| Liang Jun-hui. Effect of guiding electrode spacing on the duration of the toad sciatic nerve trunk action potential[J]. Sichuan Journal of Physiological Sciences, 2010, 32(3): 103-104 |
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| Authors: | Liang Jun-hui |
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| Affiliation: | Liang Jun-hui(Department of Pathophysiology,Medcial College of Shaoguan University,Guangdong Shaoguan 512026) |
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| Abstract: | Objective: To explore the effect of guiding electrode spacing on the duration of the toad sciatic nerve trunk action potential(AP).Method:Using extracellular recording,the changes of action potentials by different guiding electrode spacings were recorded and observed.Results: When the guiding electrode spacing rised from 5mm to 35mm,the duration of the negative phase wave and the positive phase wave increased significantly(P<0.05).Conclusion: Within a certain range,increasing the distance between guiding el... |
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| Keywords: | Guiding electrode Spacing Action Potential Duration |
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