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27.用电刺激离体蛙心的某条神经 能使心跳变缓,有人做了如图 10所示的实验,本实验提示 (A)电流通过神经传导 (B)神经与心肌收缩没有关联 (C)神经通过放电使心跳变慢 (D)神经通过释放化学物质
問題詳情
27.用电刺激离体蛙心的某条神经 能使心跳变缓,有人做了如图 10所示的实验,本实验提示
(A)电流通过神经传导
(B)神经与心肌收缩没有关联
(C)神经通过放电使心跳变慢
(D)神经通过释放化学物质使心跳变慢
參考答案
答案:D
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)
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