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HEART PUMP pressure volume. isometric. isotonic. 1. Atrial contraction. 2. Isovolumic ventricular contraction. 3. Fast ejection. 4. Slow ejection. 5. Isovolumic relaxation. 6. Fast filling. 7. Slow filling. Cardiac output. CO = SV x f. Fick. Dilution. or
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HEART PUMP • pressure • volume
isometric isotonic
2. Isovolumic ventricular contraction
5. Isovolumic relaxation
Cardiac output CO = SV x f
or Venous return
ADVANTAGE local DRAWBACKS↑ EDV, EDP Coronary flow Laplace
Heterometric Starling law (preload)