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下列哪项对心肌兴奋传导影响不大( )

A、细胞直径

B、0期除极速度和幅度

C、邻近部位细胞膜静息电位与阈电位差距

D、邻近部位膜0期除极时钠或钙通道性状

E、胞外Ca<sup>2+</sup>浓度

时间：2021-07-17 23:16 关键词：护理学专升本生理学期末成绩低于60分期末考试

答案解析

E

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