Heartbeat The Texas Heart Institute

A heartbeat is a two-part pumping action that takes about a second. As blood collects in the upper chambers (the right and left atria), the heart's natural pacemaker (the SA node) sends out an electrical signal that causes the atria to contract. This contraction pushes blood through the tricuspid and mitral valves into the resting lower chambers (the right and left ventricles). This part []

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Javed Jaffrey At Zee Rishtey Awards In Mumbai On 21st Nov,,, 55% OFF

The Texas Heart Institute Center for Cardiovascular Care

The Texas Heart Institute

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