问题：
[单选题]急性低钾血症对神经-肌肉组织电生理的影响是 静息电位(负值) 阈值 静息电位与阈电位间差值
A、↑ , 不变, ↑
B、↓, 不变, ↓
C、不变, ↑, ↑
D、不变, ↓, ↓
E、↑ , ↑, ↑
参考答案：
A
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