【单选题】
一直被看成教育活动中最重要的活动是___
A. 授课
B. 实验
C. 讨论
D. 考试
E. 运动
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答案
C
解析
暂无解析
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【多选题】
关于休克的叙述中,下列哪些是正确的?___
A. 休克时伴有效循环量急剧减少
B. 休克时脑动脉和冠状动脉收缩不明显
C. 休克的本质是血压下降
D. 休克时肾血流下降
E. 休克时抑制微循环病理改变是毛细血管容量增大
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