Nernst and GHK Flashcards

1
Q

What is the membrane potential

A

The plasma membranes of all cells are polarised electrically
Membrane potential is the separation of opposite charges across the membrane
Units are in mV

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2
Q

What is EM
what is this due to

A

difference between the thin layers of ICF and ECF located next to the inside and outside of the membrane
due to the differences in concentration and permeability of key ions

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3
Q

What can excitable cells do

A

have the ability to produce rapid tranient changes in their membrane potential when exited (action potential)

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