Cellular Neurobiology Exam 2

______ is the difference in charge between 2 points

voltage

When voltage is quantified, it is defined as ______

potential

______ is the movement of positive charge from one place to another

current

Rate of movement of current is measured in ______

amperes

______ is the opposition to flow of electric current

resistance

Resistance is measured in ______

Ohms

_______ is the inverse of resistance and the ease with which current can flow from one place to another

conductance

Units of conductance are _____

Siemens

______ is the capability for an ion to move across the membrane

permeability

Voltage is the force responsible for ________

current

The _____ of voltage is related to the electromotive force inducing current

magnitude

______ is a technique where an experimenter holds Vm at a desired potential and measures ionic currents across the membrane

voltage clamp

_______ is the net movement of positive charge into the cell

inward current

______ is the net movement of positive charge out of the cell

outward current