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Definition of Paleocerebellum
1. Noun. The anterior lobe of the cerebellum which was one of the earliest parts of the hindbrain to develop in mammals.
Medical Definition of Paleocerebellum
1. Phylogenetic term referring to the portion of the cerebellum including most of the vermis and the adjacent zones of the cerebellar hemispheres rostral to the primary fissure; paleocerebellum is equated with the anterior lobe and corresponds to the zone of distribution of the spinocerebellar tracts and is sometimes called spinocerebellum; in phylogenetic age, it is thought to be intermediate between the archicerebellum and the neocerebellum. Synonym: spinocerebellum. Origin: paleo-+ L. Cerebellum (05 Mar 2000)
Lexicographical Neighbors of Paleocerebellum
Literary usage of Paleocerebellum
Below you will find example usage of this term as found in modern and/or classical literature:
1. Clinical medicine ; Tuesday clinics at the Johns Hopkins Hospital by Lewellys Franklin Barker (1922)
"... for the vermis is the old part of the cerebellum (paleocerebellum), whereas
the hemispheres represent the phylogenetically newest part of the cerebellum ..."
2. Neurological Bulletin by Frederick Tilney, Columbia University Dept. of Neurology, Columbia University, Dept. of Neurology (1921)
"Thirdly, there is the older part of the suprasegmental mechanisms of Meyer
comprising the colliculi, portions of the cerebellum (the paleocerebellum) and ..."