IMG_0019 - Only a little more than one half of the blood in...

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Cardiac Pressures Aortic Pressure Atrial Pressure Ventricular Pressure Ventricular Volume During the ventricular ejection phase, the ventricular pressure rises higher than the aortic pressure. This is necessary to open the semilunar valves.
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Unformatted text preview: Only a little more than one half of the blood in the ventricular charnber is ejected with each heartbeat. Hight blood pressure weakens the heart. v>-...
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