The Secret Life Of...The Human Heart
The heart is a magnificent organ. It pumps blood into the heart, transfers it out to the lungs to get oxygenated, transfers it back into the heart, and out to the entire body. But what is the force behind all this? This model shows the answer to the question. The hamster has gotten tired of running on a wheel and has taken up bouncing on the heart pump. Let’s hope that he continues to enjoy his new sport.
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