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【多选题】
关于神经细胞动作电位产生正确的论述是A.
上升支是Na + 的内流所致
B.
下降支是K+外流所致
C.
有Na + -K + 泵的参与
D.
其幅度与刺激强度有关
E.
阈下刺激不能引发
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