Prepulse Inhibition

Last Updated: September 25 2022

Prepulse inhibition (PPI) describes the suppression of the startle reflex to a stimulus (e.g. loud noise) when preceded with a weaker, non-startling version (eg. moderate noise). PPI is a measure of sensorimotor gating, and is impaired in several psychiatric conditions.

Examine Database: Prepulse Inhibition
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