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Earn 100
A relaxation phase of heart is called
(a)Systole.
(b)Diastole.
(c)Heart beat.
(d)Cardiac cycle.
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Important Questions on Circulation
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The heart of a healthy man beats times per minute.
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Number of heart beats per minute is called
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During each heart beat ventricles pump about of blood. This is called
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A condition in which rate of heart beat is increased is called
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A condition in which rate of heart beat is decreased is called
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The at the wrist is most commonly used to feel the pulse.
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The pulse rate of a healthy person is per minute.
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Cardiac muscle fibres become auto-rhythmic
