收缩和舒张功能不全的比较 Normal Systollc Dysfunction Diastollc Dysfunction Diastole The ventricles lill The enlarged ventricles The stiff ventricles fill normally with blood. fill with blood with less blood than normal. pumping To8oe8Rar The ventricles pump The ventricles pump out less than 40 to 50% out about 60%ol the blood. of the blood. the blood,but the amount may be lower than normal.4 收缩和舒张功能不全的比较