The engine of life
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The vast red highway
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The river of life
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Pioneers of the pulse
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Keeping the beat
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YOUR GOAL
Master of The human circulatory system
artiteacher The engine of life
Sixty thousand miles, / circling the Earth, / rushing through your veins!
Heart power: A human heart generates enough physical energy daily to drive a truck for 20 miles.
A hollow muscular organ that pumps blood through the circulatory system by rhythmic contraction and dilation. In 1628, English physician William Harvey first described how this organ pumps blood throughout the human body.
What is the name of the heart's natural pacemaker that generates electrical impulses?
Approximately how many times does an average human heart beat during a typical 70-year lifetime?
Which chamber of the human heart is responsible for pumping oxygen-rich blood to the rest of the body?
Which organelle is found in unusually high amounts in cardiac muscle cells to prevent fatigue?
How much blood does a healthy adult heart pump through the body every single day?
In which year did surgeon Ludwig Rehn perform the first successful surgery on a human heart?
