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Lecture

Membrane potentials

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Department
Physiology
Course
Physiology 3120
Professor
Tom Stavraky
Semester
Fall

Description
Human PhysiologyFriday September 25 2009Resting membrane potential RMPElectrical potential charge separation across membraneInside negative relative to outsidePresent in almost all cells but can vary slightly between cell typesGenerated by the selective permeability of the membrane to particular ions2 forces act on an ionConcentration gradientElectrical gradientWhen the 2 forces are equal the ion has reached electrochemical equilibrium
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