1 A Cardiac- CO, Preload, Afterload
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| show | Using ultrasound (high frequency echocardiogram)
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| Stroke Volume = ___ - ___ =___? | show 🗑
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| Cardiac Output-CO=___X___? | show 🗑
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| show | HR= (60-100bpm)or average 72 beats/min
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| CO=___beats/min X ___ml/beat? | show 🗑
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| show | CO = 5000ml/min or 5L/min
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| show | Blood in the heart before contraction(Preload=Left Ventricular End Diastolic Volume)or the amount of stretch of the ventricle.
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| show | It increases
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| What is Afterload? | show 🗑
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| show | It decreases. The heart is pumping against higher pressure so less blood is pumped out.
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| show | It increases.
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