...义 第一心音:标志心室收缩开始 第二心音:标志心室舒张开始 第三心音:心室壁和瓣膜振动产生 第四心音:心房音(atrial sound) 临床:心音听诊 四、心泵功能的评定 (一) 每搏输出量(stroke volume)和射血 分数(ejection fraction): 1.每分输出量和每搏输...
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An atrial sound is not heard in this condition because mitral valve narrowing prevents sudden emptying of the left atrium.
心房音此时不能听到,因为二尖瓣狭窄阻止左心房突然排空。
Methods Korotkoff sound method and modified method were performed in 69 male patients to respectively take blood pressure of left upper arm during atrial fibrillation.
方法采用临床上常用的柯氏音法与改良方法,分别测量69例男性心房颤动患者发作期的左上臂血压,并根据房颤时各自特点进行分组比较。
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