右房室口
- 网络right atrioventricular orifice;Ostium atrioventriculare dextrum;atrioven tricular opening
右房室口-
结论上腔静脉内径、右房室口直径、第一房间隔高度和宽度随胎龄的增长而增加。
Conclusion As the growth of age , the internal diameter of superior vena cava , the diameter of right atrioventricular orifice and the height and breadth of the first septum of the right atrium is increasing .
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胎儿出生后左心室舒张期房室瓣口血流速度A／E比值明显下降，主动脉瓣口血流峰速明显增快；右心室房室瓣口血流及肺动脉瓣口血流速度无明显变化。
A / E ratio in mitral were obviously decreased and blood flow velocity of aortic valve were significantly increases in neonate .