Cardiac Cycle
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9 Terms
1
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how long does a cardiac cycle take?
0.8 secs
2
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what does the cardiac cycle represent?
one full heartbeat
3
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what are the three phases?
diastole phase , atrial systole, ventricular systole
4
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how long does the diastole phase last?
0.4 secs
5
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how long does the atrial systole last?
0.1 secs
6
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how long does the ventricular systole last?
0.3 secs
7
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diastole phase
heart relaxes and fills with blood and pressure increases in atri aso av valves open
8
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atrial systole
atria contracts forcing blood into the ventricles
9
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ventricular systole
ventricles contracts increasing pressing closing av valves to stop backflow
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Flashcards (27)