The Pumping Station
The heart is an engineering marvel. Just like a factory has pipes and valves and many other tools, the heart contains blood vessels, chambers and valves. If any of these go wrong, we can end up with coronary artery disease, valvular heart disease, hypertension or heart failure
The Electric Company
The heart beats because of specialized nerve tissues that beat automatically in a rhythmic, continuous manner. Just like the spark plug ignites the
engine, the electrical system ignites the heart.
The Power Supply