nerve impulse

英 [nɜːv ˈɪmpʌls]

美 [nɜːrv ˈɪmpʌls]

神经冲动

医学

英英释义

noun

• the electrical discharge that travels along a nerve fiber
  1. they demonstrated the transmission of impulses from the cortex to the hypothalamus
  Synonym:nervous impulseneural impulseimpulse

双语例句

• Conclusion: Prenatal alcohol exposure had conspicuous effects on auditory nervous system in rats, by step down nerve impulse conduction.
  结论：乙醇胚胎毒性对大鼠听觉神经系统有明显影响，听觉神经冲动传导减慢。
• The Disappearence of Nerve Impulse Transmission
  神经脉冲传输的消失
• The nerve impulse takes place when the organism do activities, and transfer to the sports nerve centre in cerebra, so is the perception of motion itself.
  机体活动时，这些感受器受到牵连，产生神经冲动，沿传入神经传递到大脑运动中枢，产生对自身运动的知觉。
• Both the amplitude and duration of action potential on the twig end were less than those on the center end. The conduction of nerve impulse was interdicted by 1% procaine.
  末梢端神经干动作电位幅度、时程均小于中枢端，1%普鲁卡因处理神经干，神经冲动传导被阻断。
• When the nerve endings of the NE concentration is too high, it will feedback and inhibit biosynthesis of NE vesicles. When the impulse reaches the nerve endings, NE released into the synaptic will decrease, which led to the emergence of depression.
  当神经末梢胞浆中游离的NE浓度过高时，会反馈抑制囊泡中NE的生物合成，当冲动到达神经末梢时，NE释放到突触间隙减少，功能降低，从而引起抑郁的产生。
• Relating to a nerve fiber or impulse passing toward motor effectors.
  与向运动受动器传送的神经元或神经冲动相关。
• Dopamine is one of many types of neurotransmitter& chemical signals that one neuron launches at its neighbor to trigger a nerve impulse.
  多巴胺是众多神经递质中的一种（神经递质能够在相邻神经元之间传递化学信号，引起神经冲动）。
• Influence of peripheral process branching in nerve of spinal ganglion on the primary afferent impulse
  脊神经节神经元外周突分支对初级感觉传入冲动的影响
• Methods The tibial nerve of rabbits was stimulated by impulse current with different pulse width and different current intensity giving by electromyography, meanwhile the Conductive Amplitude of Motion Potential ( CAMP) of the gastrocnemius and it's contractile force were recorded.
  方法用肌电仪发出不同波宽、不同强度的脉冲电流，对家兔的胫神经进行刺激，记录其复合动作电位及收缩力。
• Of a nerve fiber or impulse originating outside and passing toward the cerebral cortex.
  指神经元或者神经冲动，源自外界并且向大脑皮层传送。