A. Cardiac cycle shown on PV diagram.
B. 4 phases of cardiac cycle on the PV loop.
B. 4 phases of cardiac cycle on the PV loop.
C. Volumes retrievable from PV loop.
C. Volumes retrievable from PV loop.
D. Pressures retrievable from PV loop.
D. Pressures retrievable from PV loop.

Figure 7-2. Pressure volume loops.