| 1. | The myocardial cell is enclosed by the sarcolemma .
心肌细胞由肌膜包裹。 |
| 2. | Cardiac muscle is the muscle out of which the heart is made .
心肌是构成心脏的肌肉。 |
| 3. | Degenerative changes of the myocardium occur in many diseases .
心肌的退化性变化发生于许多疾病。 |
| 4. | Blunt injury to the chest may also result in myocardial contusion .
钝性胸部伤也能造成心肌挫伤。 |
| 5. | When an artery shuts down, the portion of the heart muscle it feeds dies .
当某个血管关闭时，它所喂养的那部分心肌会死亡。 |
| 6. | The term inotropic is commonly used in discussing changes in myocardial contractility .
变力性一词通常用来描述心肌收缩性的变化。 |
| 7. | The magnitude of the spike and of the reversal varies in different heart tissues .
峰电位和极性倒转的幅度，随不同类型的心肌组织而异。 |
| 8. | A number of etiological classifications of the cardiomyopathies can be found in the literature .
许多有关心肌病的病因学分类可参看有关文献。 |
| 9. | We shall now consider pertinent information on recent developments in cardiac electrophysiology .
我们在下面将讨论心肌电生理学最近发展的有关资料。 |
| 10. | The myofibers contain abundant sarcosomes that are somewhat smaller than those of myocardial cells .
肌原纤维有丰富的肌粒体，但较心肌细胞的肌粒体略小。 |
