Normal Heartbeat Explained in 3D | How the Human Heart Works Beat by Beat
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YouTubescience videos Lab
Normal Heartbeat Explained in 3D | How the Human Heart Works Beat by Beat
Discover how the human heart maintains a normal heartbeat in this detailed 3D educational animation. This video explains the science behind each heartbeat, including how electrical signals control the rhythm and how blood flows through the heart chambers. Learn about the normal heart rate, the role of the sinus node, and how your body keeps ...
38.1K views4 months ago
Shorts
The modified Valsalva maneuver works by briefly changing pressure inside your chest. When you strain, less blood returns to the heart. When you release, blood suddenly rushes back in. Your body senses that change and triggers a strong vagal (calming) response, which slows signals through the heart’s electrical system. That pause can be enough to break the loop and reset the rhythm back to normal. Simple physiology — using your body’s own reflexes to stop an abnormal heartbeat. #SVT #HeartHealth
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