229.阈电位是指
<script>function viewparser(etype,eid){showWindow("showMsgBox", "plugin.php?id=tpgao_questionsyn:showMsg&timutype="+etype+"&item="+eid+"&credit=3&mod=sh", "get", 0);
}</script>[普通选择题]<br> 题目 229.阈电位是指<br><br><br>A.造成膜对K+通透性突然增大的临界膜电位<br>B.造成膜对K+通透性突然减小的临界膜电位<br>C.超极化到刚能引起动作电位时的膜电位<br>D.造成膜对Na+透性突然增大的临界膜电位<br>E.造成膜对Na+通透性突然减小的临界膜电位<br><br>正确答案：D<br><div id="parserbtn"><input class="parserbtn"onclick="viewparser(1,14016);" type="button" name="parserbtn" value="查看解析" style="height: 23px"></div><br>来自《B18J基础知识(311题)》试卷<br><br>
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