How Does the Heart Work? As the heart beats, it pumps blood through a system of blood vessels called the circulatory system. The vessels are elastic tubes that carry blood to every part of the body.

ECMO machines can do the work of the heart and lungs, and dialysis can filter the blood of people with kidney failure. There are arguably some parts of the human body that don't serve any useful ...

it was believed until recently that the structure and function of the heart across mammals was the same. But research from my colleagues and I reveals that the human heart is an outlier ...

It’s involved in various bodily functions ... part of the ear canal, and certain parts of the throat supplying visceral sensation information for the larynx, esophagus, lungs, trachea, heart ...