19.关于颈椎牵引，错误的是
<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 19.关于颈椎牵引，错误的是<br><br><br>A.仰卧牵引，颈后伸30°以内<br>B.可缓解肌肉痉挛<br>C.可持续牵引或间歇牵引<br>D.增大椎间隙及椎间孔<br>E.限制颈椎活动<br><br>正确答案：A<br><div id="parserbtn"><input class="parserbtn"onclick="viewparser(1,17042);" type="button" name="parserbtn" value="查看解析" style="height: 23px"></div><br>来自《C11C18骨科疾病康复(中级师48题》试卷<br><br>
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