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An electrophysiology quesiton

BilZ0r BilZ0r at TAKETHISOUThotmail.com
Thu Feb 12 19:04:34 EST 2004

Isn't that why you use ultra high impedance/resistance clamps? So that you 
minimise current flow, and keep the neuron in as normal a condition as 

jonesmat at physiology.wisc.edu (Matt Jones) wrote in
news:b86268d4.0402120950.6931264d at posting.google.com: 

> So that is why a) a copper wire, b) an ion channel, and c) a voltage
> clamp can all be considered a short circuit-like thing. I wouldn't
> really consider a voltage clamp a real short circuit though, since a
> short (and a channel) is allowing the system to reach an equilibrium
> and the vclamp is imposing a non-equilibrium condition (which requires
> that external energy be injected into the circuit).

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