如图是某同学绘制的金鱼尾鳍内血液流动示意图，请根据各血管中血液的流动方向判断①、②、③三种血管分别属于_刷题宝

题干

如图是某同学绘制的金鱼尾鳍内血液流动示意图，请根据各血管中血液的流动方向判断①、②、③三种血管分别属于（）

A：小动脉、毛细血管、小静脉

B：小静脉、小动脉、毛细血管

C：小动脉、小静脉、毛细血管

D：小静脉、毛细血管、小动脉

上一题下一题 0.0难度选择题更新时间:2017-09-17 02:03:02

答案(点此获取答案解析）

A

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同类题2

列出方程，并求出方程的解

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x=____

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根据材料内容选择最佳答案。

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