A Appendix. Equations of Excitability of a Single Guinea Pig Ventricular Cell

A.1 Units

A.2 Independent Dynamic Variables

• V - transmembrane voltage, mV
• m, h, d, x, f, q, r, , - gating variables, 0 ...1
• , , - intracellular ion concentrations, mM
• , , , - intracellular partial concentrations, mM

A.3 Differential equations

A.4 Dependent Quantities - Functions of Dynamic Variables

A.4.1 Channel Transmembrane Currents

          

A.4.2 Pump/Exchanger Transmembrane Currents

  

A.4.3 Sequestration Flows

   

A.4.4 Reversal potentials

A.5 Standard Parameter Values