1/20/2016 1 This power point is made available as an educational resource or study aid for your use only. This presentation may not be duplicated for others and should not be redistributed or posted anywhere on the internet or on any personal websites. Your use of this resource is with the acknowledgment and acceptance of those restrictions. Cerebellum MHD – Neuroanatomy Module February 8, 2016 Gregory Gruener, MD, MBA Vice Dean for Education, SSOM Professor & Associate Chair, Department of Neurology LUHS/Trinity Health and Catholic Health East Outline Major organizational divisions Identify cerebellar peduncles and deep nuclei List afferent and efferent components Define the origins of the mossy and climbing fibers Describe the “wiring diagram” of the cerebellum Define the functional components of the cerebellum Describe the somatotopic maps of the cerebellum Outcomes you need to be able to demonstrate
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1/20/2016
1
This power point is made available as an educational
resource or study aid for your use only.
This presentation may not be duplicated for others and should not be redistributed or posted anywhere on
the internet or on any personal websites.
Your use of this resource is with the acknowledgment
and acceptance of those restrictions.
Cerebellum
MHD – Neuroanatomy Module
February 8, 2016
Gregory Gruener, MD, MBA
Vice Dean for Education, SSOM
Professor & Associate Chair, Department of Neurology
LUHS/Trinity Health and Catholic Health East
Outline Major organizational divisions
Identify cerebellar peduncles and deep nuclei
List afferent and efferent components
Define the origins of the mossy and climbing fibers
Describe the “wiring diagram” of the cerebellum
Define the functional components of the cerebellum
Describe the somatotopic maps of the cerebellum
Outcomes you need to be able to demonstrate
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2
Lancet Neurol 2014; 13: 100–12
Inputs Cerebellar Cortex
Nuclei Outputs
“Afferent” informationVestibularProprioceptive & skin receptor informationSensorimotor cortexAuditory systemVisual system
CoordinationCorrection of current movements to match
those intended
Information ProcessingMossy & Climbing fibers
Enter the Cerebellar cortex
Purkinje cells
Deep nuclei
Motor SystemsVestibular nuclei
ThalamusRed nucleus
(reticular formation)No direct connection to
the spinal cord
Cerebellum overview
http://www.bartleby.com/107/illus702.html
Fitzgerald MJT, Gruener G, Mtui E. Clinical Neuroanatomy and Neuroscience, 6th Ed., W. B. Saunders 2012
Nolte J. The Human Brain, 6th ed., 2009
Cerebellum overview – gross anatomy
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http://www.bartleby.com/107/illus702.html
Cerebellum overview – MRI “anatomy”
Cerebellum overview – MRI “anatomy”
Cerebellum overview – MRI “anatomy”
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Cerebellum overview – MRI “anatomy”
Cerebellum overview – gross anatomy
Horizontal fissure
Molson Medical Informatics Project M. Afferents to the Cerebellum. MedEdPORTAL; 2008. Available from: www.mededportal.org/publication/904
midline
Cerebellum overview – cerebellar peduncles
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Castro, Merchut, Neafsey, Wurster; Neuroscience: An Outline Approach, 2002
Grimaldi G, Manto M. Topography of Cerebellar Deficits in Humans. Cerebellum 11:336–351, 2012