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Pulse and Blood Pressure

during one cy...

Question

during one cycle t many times does the blood to the heart of fish and human ? why

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Solution

It goes only one time because first the deoxygenated blood goes into atrium and then into the ventricle (fish's heart has only two chambers) and gets pumped towards the gills. There the blood gets oxygenated and is pumped to all body parts.

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