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0:58
YouTube
HyMind
How the Human Heart Works | Blood Flow Explained in 90 Seconds
Ever wonder how your heart keeps you alive—every second of the day? In just 90 seconds, this visual explainer breaks down how the human heart functions as a powerful pump, circulating blood throughout your body. Learn how: • Blood enters the right atrium and travels to the lungs • Oxygen-rich blood returns to the heart and is pumped to ...
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