The sodium-potassium pump maintains membrane potential by pumping ions against their concentration gradient. What would most likely occur if the pump was immediately shut off? Potassium ions would immediately equilibrate across the membrane Action potentials would immediately stop lon concentration would be maintained for a period of time before eventually equilibrating across the membrane Sodium ions would immediately equilibrate across the membrane Both sodium and potassium ions would immediately equilibrate across the membrane

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
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Chapter1: The Human Body: An Orientation
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Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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The sodium-potassium pump maintains membrane potential by pumping ions
against their concentration gradient. What would most likely occur if the pump was
immediately shut off?
Potassium ions would immediately equilibrate across the membrane
Action potentials would immediately stop
lon concentration would be maintained for a period of time before eventually equilibrating
across the membrane
Sodium ions would immediately equilibrate across the membrane
Both sodium and potassium ions would immediately equilibrate across the membrane
Transcribed Image Text:The sodium-potassium pump maintains membrane potential by pumping ions against their concentration gradient. What would most likely occur if the pump was immediately shut off? Potassium ions would immediately equilibrate across the membrane Action potentials would immediately stop lon concentration would be maintained for a period of time before eventually equilibrating across the membrane Sodium ions would immediately equilibrate across the membrane Both sodium and potassium ions would immediately equilibrate across the membrane
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