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Full form of ECG Electrocardiograph.

It is the graphically representation of electrical activity of heart during cardiac cycle

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Amount of blood that's heart pumps per minute

Cardiac output = stroke volume × heart rate.

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•It's pumps blood throughout your body.

• It circulates oxygen and remove carbondioxide

•Receiving deoxygenated blood and carrying metabolic waste products from the body and pumping it to the lungs for oxygenation

•The right atrium receives deoxygenated blood from the body and pumps it to the right ventricle.