Page 68 - Cardiac Electrophysiology | A Modeling and Imaging Approach

P. 68

Figure 2.45. Ca currents and Ca concentrations in a single dyad in a ventricular myocyte model
paced at 1 Hz. A. AP. B. L-type Ca current I CaL dyad . C. Ca release current I rel dyad . D. Dyadic space Ca
concentration Ca d dyad . E. Submembrane Ca concentration Ca ss dyad . F. Free SR Ca concentration
Ca SR dyad . Insets in C – E show expanded timescale. From Gaur and Rudy [162], with permission from
Elsevier.

Figure 2.46. Whole – cell Ca currents and Ca concentrations in the ventricular myocyte model
paced at 1 Hz. A. AP. B. L-type Ca current I CaL cell . C. Ca release flux from SR J rel cell . D. Average dyadic
space Ca concentration Ca d cell . E. CaT in the myoplasm Ca i cell . F. Average free SR Ca concentration
Ca SR cell . Insets in C and D show expanded timescale. From Gaur and Rudy [162], with permission
from Elsevier.