excitability

英 [ɪkˌsaɪtəˈbɪlɪti]

美 [ɪkˌsaɪtəˈbɪlɪti]

n.  （可）激励性；（可）激发性

GRE医学

BNC.44913 / COCA.37398

柯林斯词典

• ADJ-GRADED 易激动的;易兴奋的
  If you describe someone asexcitable, you mean that they behave in a rather nervous way and become excited very easily.
  1. Mary sat beside Elaine, who today seemed excitable...
     玛丽坐在伊莱恩身边，伊莱恩今天似乎有些激动。
  2. The staff were somewhat alarmed by the man, who was in an excitable state.
     那个情绪激动的男人让职员们感到有些恐慌。

英英释义

noun

• being easily excited
  Synonym:excitablenessvolatility
• excessive sensitivity of an organ or body part
  Synonym:irritability

双语例句

• In conditions of enhanced excitability, this astrocyte feedback signal drives neurons towards the seizure-like discharge threshold.
  为了增强兴奋性，这些星形胶质细胞反馈信号驱使神经元达到癫痫发作的阈值。
• A drug that reduces excitability and calms a person.
  减少兴奋性使人安静下来的药。
• It has been found that NaSal significantly suppresses the functional activity of GABA neurons, suggesting that NalSal raises excitability in the central auditory system to induce tinnitus.
  我们发现该药物显著地压制GABA神经元的自发活动水平，提示水杨酸钠通过提高中枢听觉系统的兴奋性诱导耳鸣。
• This kind of wave may increase the excitability of muscular tissue and have a fine stimulative and contractive effect on the striated muscle.
  此波不易产生适应，能提高肌肉组织的兴奋性，对横纹肌有良好的刺激收缩作用。
• Effect of Electrical Stimulus Intensity on Excitability of Auditory Nerve in Guinea Pig
  电刺激强度对豚鼠听神经兴奋性的影响
• The Alteration of Nucleus Accumbens Neuronal Excitability during Morphine Withdrawal in Rats
  吗啡戒断大鼠伏核神经元兴奋性的改变
• He is a person of great excitability.
  他是极易激动的人。
• Conclusion The regular changes of excitability in muscle might be a useful means for estimating of early postmortem interval.
  结论肌肉组织的电兴奋性可以作为早期死亡时间推断的有效指标。
• Potassium channels play a critical role in stabilization of membrane potential and regulation of cellular excitability.
  钾离子通道具有稳定细胞膜电位和调节细胞兴奋性的重要作用。
• The excitability of muscles and nerve endings are increased when there are low blood calcium and magnesium levels which cause muscle cramping.
  当血液中钙、含量过低时可能刺激到神经末梢和肌肉并使其高度兴奋，从而造成抽筋。