(redirected from archaecerebellum)


(ves-tib'yū-lō-ser'ĕ-bel'ŭm), [TA]
Those regions of the cerebellar cortex with predominant afferent fibers that arise from the ganglion vestibulare and the vestibular nuclei; structures included under this term are nodulus, flocculus, ventral parts of the uvula, and small ventral parts of the lingula.
Synonym(s): archeocerebellum
[vestibulo- + L. cerebellum]
Farlex Partner Medical Dictionary © Farlex 2012


The phylogenically oldest part of the cerebellum, which regulates balance and eye movements.

Anatomic components
Flocculonodular lobe and adjacent vermis.

• Vestibular input from semicircular canals and vestibular nuclei;
• Visual input from superior colliculi and visual cortex via pontine nuclei, forming a cortico-ponto-cerebellar pathway.

To medial and lateral vestibular nuclei.

Cause disturbances of balance and gait.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.