ventricular diastole

When Listening To The Heart The Lub Is The Valves Snapping Shut?

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When Listening To The Heart The Lub Is The Valves Snapping Shut? Normally, the heart beat has two sounds – lub-dub. The first sound is heard as the mitral and tricuspid valves close. The second heart sound When listening to the heart the lub is the quizlet? When listening to the heart sounds you will

Is Systole A Contraction Or Relaxation?

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Is Systole A Contraction Or Relaxation? Systole is the contraction phase of the cardiac cycle, and diastole is the relaxation phase. At a normal heart rate, one cardiac cycle lasts for 0.8 second. Is systole the contraction phase? The cardiac cycle is essentially split into two phases, systole (the contraction phase) and diastole (the relaxation