人体血液循环包含体循环和肺循环两条路线它们相同的循环规律是 A 心房→动脉→毛细血管→静脉→心室b 心室→动脉→毛细血管→静脉→心房 Template




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tomski人体血液循环包含体循环和肺循环两条路线它们相同的循环规律是 a 心房→动脉→毛细血管→静脉→心室b coloring