During an action potential, Nat ions move into the cell at a rate of about 3 x 10-7mol/m² · s.

University Physics Volume 1
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Author:William Moebs, Samuel J. Ling, Jeff Sanny
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Chapter1: Units And Measurement
Section: Chapter Questions
Problem 70P: (a) Suppose that a person has an average heart rate of 72.0 beats/mm. How many beats does he or she...
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Constants
During an action potential, Nat ions move into the cell at a rate
of about 3 x 10-7mol/m?
•S.
Part A
How much power must be produced by the "active Nat pumping" system to produce this flow against a +30-mV potential difference? Assume that the axon
is 10 cm long and 30 µm in diameter.
Express your answer using two significant figures.
?
P =
W
Transcribed Image Text:Constants During an action potential, Nat ions move into the cell at a rate of about 3 x 10-7mol/m? •S. Part A How much power must be produced by the "active Nat pumping" system to produce this flow against a +30-mV potential difference? Assume that the axon is 10 cm long and 30 µm in diameter. Express your answer using two significant figures. ? P = W
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