Membrane Potential
Definition of Resting Membrain Potential
RMP
MP recording
Ionic concentration
Ion Conc. Ratio: Out vs. In
MP and [K+]o

Ionic relative size
Channels
Electroneutrality
Transmembrane potential
Channels are Selective for Certain Ions
Membrane Potential
_Membrane equivalent circuit
_Hodgkin-Huxley equations
What Happens when an Ion Channel is Permeable to only One Species of Ion, K+?
Membrane potential when only K+ is permeable through the channel
ORIGIN OF THE NERNST POTENTIAL
Membrane Potential Affects Ion Crossing

K+ channel subunit structure
K+ channel, extracellular view, S5 and S6 segments
Voltage Sensor: rest vs. active
K+ channel structure & K+ current measurement
Na+ channel alpha subunit
Nernst Eq.
Na+ membrane potential, Nernst Eq.
Goldman?
The Goldman Equation Simulator
Pump involved
Some Membrane Terminology
Depolarization
Receptor and Synaptic Potential
Passive current