关於生物问题，我想问一下左面12和13是左心房和左心室还是右心房和右心室？我不知道到底是左还是右 左心房 左心室 右心房 右心室与什么相通 生物
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12是右心房13是右心室，我是医生12右心房
13右心室
记这个的口诀：上房下室
心脏瓣膜，左二右三
左右心室区别是，壁厚的为左，收缩有力，薄的是右，给肺提供血液，心肌比较薄一点
亲，告诉你一个绝招：
左手右心
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