Dictionary Home » The American Heritage Medical Dictionary » excitatory postsynaptic potential

excitatory postsynaptic potential

excitatory postsynaptic potential definition - medical

ex·ci·ta·to·ry postsynaptic potential (ĭk-sīˈtə-tôrˌē)

noun
A local change in the depolarization produced in the postsynaptic neuronal membrane in response to an excitatory impulse; summation of these depolarizations can lead to discharge of an impulse by the neuron.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.