extrapyramidal

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Related to extrapyramidal motor system: Extrapyramidal tracts

ex·tra·py·ram·i·dal

 (ĕk′strə-pĭ-răm′ĭ-dl)
adj.
Relating to or involving neural pathways situated outside or independent of the pyramidal tracts.

extrapyramidal

(ˌɛkstrəpɪrəˌmɪdəl; ˌɛkstrəpɪˈræmɪdəl)
adj
outside the pyramidal tract

ex•tra•py•ram•i•dal

(ˌɛk strə pɪˈræm ɪ dl)

adj.
1. pertaining to nerve tracts other than the pyramidal tracts, esp. the corpora striata and their associated structures.
2. located outside the pyramidal tracts.
[1900–05]
References in periodicals archive ?
This is a key component of the extrapyramidal motor system (the pyramidal motor system refers to neuronal pathways extending from the motor cortex to the skeletal muscles used for movement; the extrapyramidal system modulates and regulates pyramidal function).
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