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S4的产生机制是()
- A、二尖瓣突然关闭
- B、三尖瓣突然关闭
- C、血流冲击心室壁
- D、心房收缩
- E、主动脉瓣突然关闭
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更多 “S4的产生机制是()A、二尖瓣突然关闭B、三尖瓣突然关闭C、血流冲击心室壁D、心房收缩E、主动脉瓣突然关闭” 相关考题
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