External fluid Positive charge layer d = 1.0 x 10-8 m Axon wall membrane Negative { charge layer Internal fluid - Axon radius = 1.0 x 10-5 m +. Figure P18.43

College Physics
10th Edition
ISBN:9781285737027
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter18: Direct-Current Circuits
Section: Chapter Questions
Problem 43P: Assume a length of axon membrane of about 0.10 m is excited by an action potential (length excited =...
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Consider the model of the axon as a capacitor from
 Figure P18.43. (a) How much energy does
it take to restore the inner wall of the axon to -7.0 x 10-2 V,
starting from +3.0 x 10-2 V? (b) Find the average current in
the axon wall during this process.

External fluid
Positive
charge
layer
d = 1.0 x 10-8 m
Axon wall membrane
Negative {
charge
layer
Internal fluid
- Axon radius = 1.0 x 10-5 m
+.
Figure P18.43
Transcribed Image Text:External fluid Positive charge layer d = 1.0 x 10-8 m Axon wall membrane Negative { charge layer Internal fluid - Axon radius = 1.0 x 10-5 m +. Figure P18.43
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