Resting membrane potential (assume the following initial conditions; EK = -81 mV, ENa = 58 mV, b = 0.02) Question 9 options: a. If the Na+, K+-ATPase pump was poisoned and ceased working, the membrane potential would gradually become less negative. b. If the extracellular concentration of K+ increased, the membrane potential would depolarize. c. If the intracellular concentration of Na+ doubled, the permeability of the membrane to Na+ would decrease. d. Both a) and b) are correct and c) is incorrect e. Statements a), b) and c) are all correct

a) is correct: In order to preserve the resting membrane potential, the Na+/K+ ATPase pump actively…

Answered: Resting membrane potential (assume the…

Human Anatomy & Physiology (11th Edition)

11th Edition

ISBN:9780134580999

Author:Elaine N. Marieb, Katja N. Hoehn

Publisher:Elaine N. Marieb, Katja N. Hoehn

Chapter1: The Human Body: An Orientation

Section: Chapter Questions

Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...

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Resting membrane potential (assume the following initial conditions; E_K = -81 mV, E_Na = 58 mV, b = 0.02)

Question 9 options:

	a. If the Na⁺, K⁺-ATPase pump was poisoned and ceased working, the membrane potential would gradually become less negative.
	b. If the extracellular concentration of K+ increased, the membrane potential would depolarize.
	c. If the intracellular concentration of Na+ doubled, the permeability of the membrane to Na+ would decrease.
	d. Both a) and b) are correct and c) is incorrect
	e. Statements a), b) and c) are all correct

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