Part A Axons in the brain have smaller diameters than motor neurons; 0.6 um is a typical value. Most connections are short range, with an average axon length of about 700 um. The resistivity of the 7-nm-thick axon membrane is approximately 4 x 10' 2- m; the dielectric constant is 5. Model the axon as a cylinder. What is the resistance of the axon membrane? Express your answer with the appropriate units. HA R= Value Units Submit Request Answer Part B What is the capacitance of the axon membrane? Express your answer with the appropriate units. ? C- Value Units Submit Request Answer Part C What is the time constant of the axon membrane? Express your answer with the appropriate units. ? Value Units T= Submit Request Answer
Part A Axons in the brain have smaller diameters than motor neurons; 0.6 um is a typical value. Most connections are short range, with an average axon length of about 700 um. The resistivity of the 7-nm-thick axon membrane is approximately 4 x 10' 2- m; the dielectric constant is 5. Model the axon as a cylinder. What is the resistance of the axon membrane? Express your answer with the appropriate units. HA R= Value Units Submit Request Answer Part B What is the capacitance of the axon membrane? Express your answer with the appropriate units. ? C- Value Units Submit Request Answer Part C What is the time constant of the axon membrane? Express your answer with the appropriate units. ? Value Units T= Submit Request Answer
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Transcribed Image Text:Part A
Axons in the brain have smaller diameters than motor neurons;
0.6 um is a typical value. Most connections are short range, with an
average axon length of about 700 um. The resistivity of the
7-nm-thick axon membrane is approximately 4 x 10' 2- m; the
dielectric constant is 5. Model the axon as a cylinder.
What is the resistance of the axon membrane?
Express your answer with the appropriate units.
HA
R=
Value
Units
Submit
Request Answer
Part B
What is the capacitance of the axon membrane?
Express your answer with the appropriate units.
?
C =
Value
Units
Submit
Request Answer
Part C
What is the time constant of the axon membrane?
Express your answer with the appropriate units.
?
Value
Units
T=
Submit
Request Answer
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