解剖学上右心室由四部分组成：①房室通道部；②右心室窦部；③远端圆锥隔；④近端圆锥隔。
O O O O B-bod I-bod I-bod O O O O O O O O B-bod I-bod I-bod I-bod I-bod O O B-bod I-bod I-bod I-bod I-bod O O B-bod I-bod I-bod I-bod I-bod O O B-bod I-bod I-bod I-bod I-bod O