如图为人体血液循环途径示意图1血液循环分为 和 2与右心房相连的血管是 它们都流 血3体循环终止部位是 4肺循环是血液从 压入肺动脉流经肺部 再由 Template




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tomski如图为人体血液循环途径示意图1血液循环分为 和 2与右心房相连的血管是 coloring