# What Is It, Causes, Signs, Symptoms, and More - Author: **Clear filters** - Document Tags: [[echolalia]] - [URL link](https://www.osmosis.org/answers/echolalia)  ## Highlights - Proposed mechanisms of [echolalia](https://www.osmosis.org/answers/echolalia) include dopaminergic dysregulation; a broken mirror neuron system; and a “wealth of stimulus” hypothesis. ([View Highlight](https://read.readwise.io/read/01hj95v1qwaj223ehqza2wr7k2)) --- - The [dopamine](https://www.osmosis.org/learn/Sympathomimetic_medications:_Nursing_pharmacology) dysregulation theory acknowledges that dopamine serves as an important neuromodulator, and hyper- or [hypo-](https://www.osmosis.org/learn/Hypothyroidism)dopaminergic signaling may underlie the pathophysiology of [echolalia](https://www.osmosis.org/answers/echolalia).  The broken mirror neuron system refers to a dysfunction of a group of specialized neurons that mirrors the actions and behavior of others.  The “wealth of stimulus” hypothesis states that during development, humans learn language by observing their socio-cultural environment. If there is a disconnect in what the infant observes in their environment and their subsequent motor action (e.g., speech), [echolalia](https://www.osmosis.org/answers/echolalia) can result. ([View Highlight](https://read.readwise.io/read/01hj95vwf7bssa2kyykreg1ca7)) (Tags: [[dopamine]]) ---