As it does that it changes the volume of the heart and gives the - creates the pressure that moves blood around your body, so it has that muscular system.

这使心脏的体积发生变化,产生了足以使血液流遍全身的压力,这就是心脏中有肌肉系统的原因

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So one way to do this might be to - if you're trying to treat a heart that has disease and usually it's disease in one of the coronary vessels or the blood vessels that serve the heart, that provide blood to the heart.

其中一种方法可以是--,比如你想治疗患病的心脏,病变通常发生在冠状动脉,冠状动脉为心脏服务,为心脏供血的

耶鲁公开课 - 生物医学工程探索课程节选