Biomedical Engineering Reference
In-Depth Information
1-u
dn/dt
n
1
1
V
f(u)
alpha n
1
n
s
Integrator
f(u)
Beta n
1-u
m
dm/dt
1
1
V
f(u)
alpha m
1
m
s
Integrator
f(u)
Beta m
1-u
V
1
f(u)
alpha h
dh/dt
h
1
1
h
f(u)
Beta h
FIGURE 12.32
SIMULINK program for the alpha and beta terms in Equations (12.43), (12.45) and (12.46).
Outside
G
K
G
l
R
Th
R
Th
R
Th
G
Na
V
m
C
m
C
m
C
m
C
m
V
m
V
m
V
m
-
-
-
-
-
-
E
K
V
TH
V
TH
V
TH
E
Cl
E
Na
+
+
+
+
+
+
R
a
R
a
Inside
FIGURE 12.33
A segment of the axon with active and passive compartments.