Over the other surface of the heart lies another layer of connective tissue, the epicardium . 心脏的外表面是由另一层结缔组织，即心外膜所覆盖。
2.
The fibrin often results in the the finding on physical examination of a " friction rub " as the strands of fibrin on epicardium and pericardium rub against each other 听诊时出现心包摩擦音，这是因为沉积在心外膜和心包的纤维素相互摩擦所致。
3.
The dull red color to the myocardium as seen below the glistening epicardium to the lower right of the thrombus is consistent with underlying myocardial infarction 管腔内见一暗红色新鲜血栓,血栓右下方位于闪亮心外膜之下的心肌呈暗红色与梗死后的颜色一致。
