Table 1.
Parameter values used under standard conditions.
Parameters | Surface unit | Junctional Unit |
Cm (fF) | 300 | 30 |
RK (MΩ) | 71 | 710 |
RNa (MΩ) | 710 | 7100 |
EK (mV) | -94 | -94 |
ENa (mV) | +60 | +60 |
Rd (MΩ) | 5000 | 5000 |
Cd (pF) | 30 | 30 |
Common | ||
Ror (KΩ) | 1.0 | |
Rol (KΩ) | 1.0 | |
Ri (KΩ) | 100 | |
Rjc (MΩ) | 20 (40/2) | |
RBT (KΩ) | 1.0 |
Cm = Total cell capacitance
RK = Potassium resistance
RNa = Sodium resistance
EK = Potassium equilibrium potential
ENa = Sodium equilibrium potential
Rd = Resistance in delay circuit
Cd = Capacitance in delay circuit
Ror = Radial resistance of external fluid
Rol = Longitudinal resistance of external fluid
Ri = Longitudinal resistance of intracellular fluid
Rjc = Radial resistance of junctional cleft
RBT = Bundle termination resistance