Download Descending Spinal Tracts

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The Cerebellum
• Function: Sequence of muscle contractions
– Ataxia
• Uncoordinated and inaccurate movements
• Caused by cerebellar lesions
• Symptoms
– Dysynergia, dysmetric
The Cerebellum
• Anatomy of the Cerebellum
The Cerebellum
• Anatomy of the Cerebellum (Cont’d)
– Folia and lobules
– Deep cerebellar nuclei
• Relay cerebellar cortical output to brain stem
– Vermis
• Contributes to ventromedial pathways
– Cerebellar hemispheres
• Contributes to lateral pathways