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Related to archicerebellum: paleocerebellum
The small, phylogenetically oldest portion of the cerebellum, sometimes called the vestibulocerebellum because its afferents arise primarily from the vestibular ganglion and nuclei; in mammals, it is represented by four subdivisions of the cerebellum: nodulus, uvula vermis, flocculus, and lingula of cerebellum.
[archi- + L. cerebellum]
vestibulocerebellumThe phylogenically oldest part of the cerebellum, which regulates balance and eye movements.
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.