Information Technology Reference
In-Depth Information
Fig. 1.6
Cable equivalent circuit of the neuron's membrane
Fig. 1.7
Currents of the membrane at point x
Therefore, for
x
!0 it holds
˛
2
r
L
@V
M
I
L
.x;t/ D
@x
.x;t/
(1.35)
Assuming that along the cable (dendrite) there are parallel ion channels, which are
noted by the resistance R
M
, for the variation of the current along the neuron's axis
it holds (see Fig.
1.7
).
I
L
.x C x;t/ D I
L
.x;t/ I
ion
.x;t/ I
cap
.x;t/
(1.36)
