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Your heart has four tiny doors that never sleep — opening and closing with such perfect rhythm that you don’t even notice they’re working. But these valves are the real architects of every heartbeat. Let’s walk through them in the exact sequence your blood travels: ⸻ 1️⃣ Aortic Valve... show more
39,049 görüntüleme • 8 ay önce •via X (Twitter)
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