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左室喷射功能取决于心肌收缩力、流出道阻抗(后负荷)和反映为左室充盈压的舒张末期心肌纤维
Left ventricular ejection function depends on myocardial contractility, outflow tract impedance (afterload), and end-diastolic myocardial fibers that reflect left ventricular filling pressure