Cerebellum Flashcards
Which part of the nervous system is the cerebellum derived from?
Metencephalon
What membrane lies on the superior surface of the cerebellum?
Tentorial membrane
What is the function of the cerebrocerebellum?
Involved in movement planning and motor learning
What is the function of the vestibulocerebellum?
Main input from vestibular system involved in balance and ocular reflexes
What is the function of the spinocerebellum?
Involved in error correction
Name the 3 arteries which supply the cerebellum
Superior cerebellar artery
Anterior inferior cerebellar artery
Posterior inferior cerebellar artery
Where do the superior cerebellar artery and anterior inferior cerebellar artery originate from?
Basilar artery
Where does the posterior inferior cerebellar artery originate from?
Vertebral artery
Name the 2 veins which leave the cerebellum
Superior cerebellar vein
Inferior cerebellar vein
Where is the grey matter located in the cerebellum?
Cortex
Where is the white matter located in the cerebellum?
Under the cortex
Name the 4 nuclei in the white matter of the cerebellum
Dendate
Emboliform
Globose
Fastigi
Name the 3 lobes of the cerebellum
Anterior
Posterior
Flocculonodular
Give 6 symptoms of cerebellar dysfunction
Dysdiadochokinesia/ dysmetria Ataxia Nystagmus Involuntary tremor Slurred speech Hypotonia
Give 6 causes of cerebellar dysfunction
Posterior fossa tumour Alcohol Sclerosis (multiple) Trauma Rare Inherited Epilepsy medication Stroke
