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BIPN%20100%20Sheet%208 - Patricia Pepa OH: Caf Roma Friday...

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Patricia Pepa OH: Café Roma Friday 11-1150AM Handout 8: Heart, Heart, Heart I. Draw a P-V curve of the Left Ventricle of the heart and label all of the following: Stroke volume Where the mitral and aortic valves open and close. EDV, ESV, preload, afterload isovolumetric contraction and relaxation ejection of blood into the aorta Passive filling and atrial contraction How would the PV curve look for the right ventricle? II. Cardiac Output a. Stroke Volume=EDV-ESV i. The amount of blood pumped per ventricle per contraction b. For an average resting heart, heart rate is 72 beats/min and volume is 70 mL/beat. What is the CO? c. I s cardiac output the same in both ventricles? d. Frank-Starling i. If additional blood flows into the ventricles, muscle fibers stretch, contract more forcefully, ejecting more blood ii. Stroke volume is proportional to EDV iii. So…the heart pumps all the blood that returns to it III. Venous Return a. What three factors affect venous return?
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This note was uploaded on 03/31/2010 for the course BIMM bimm 100 taught by Professor Dr.sato during the Winter '08 term at UCSD.

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BIPN%20100%20Sheet%208 - Patricia Pepa OH: Caf Roma Friday...

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