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【单选题】
当兴奋性与突触后膜结合后,引起突触后膜A.
钠、钾离子通透性增加，出现去极化
B.
钠、钙离子通透性增加，出现超极化
C.
钾、氯离子通透性增加，出现超极化
D.
钠、氯离子通透性增加，出现去极化
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