afterpotential
McGraw-Hill Science & Technology Dictionary:
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afterpotential
(′af·tərpə¦ten·chəl)
(neuroscience) A small positive or negative wave that follows and is dependent on the main spike potential, seen in the oscillograph tracing of an action potential passing along a nerve.
American Heritage Stedman's Medical Dictionary:
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af·ter·po·ten·tial
(ăf'tər-pə-tĕn'shəl)
n.
n.
A small negative or positive change in electrical potential in a stimulated nerve that follows and is dependent on the main potential.
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McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved.
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