Cerebellum (60-64) Flashcards
Cerebellum within ?
Posterior cranial fossa
Superior to cerebellum ?
- Cerebral hemisphere
- tentorium cerebelli
Anterior to cerebellum ?
- 4th ventricle separates ( pons & medulla )
Lateral to cerebellum ?
Sigmoid sinus
Antrum
Cerebellum is formed of ?
2 cerebellar & vermis
Superior surface of cerebellum separated from cerebrum by ?
Tentorium cerebelli
Inferior surface of cerebellum related to ?
Bony posterior cranial fossa
Anterior notch of cerebellum faces ————?
Brain stem
Posterior notch of cerebellum occupied by ————?
Flax cerebelli
3 fissures of cerebellum ?
1) primary fissure
2) horizontal fissure
3) posterior sulcus
3 lobes of cerebellum ?
- anterior lobe
- posterior lobe
- flocculo-nodular lobe
Archi-cerebellum function ?
Equilibrium & vestibule-ocular reflex VOR
Paleo-cerebellum function ?
Postural control & muscle tone
Neo-cerebellum function ?
Coordinate movement
Inferior cerebellar peduncles afferent fibers ? (6) POV-PAR
- posterior spinocerebellar tract
-olivocerebellar tract - vestibulocerebellar tract
-posterior external arcuate
- anterior external arcuate
-reticulocerebllar
Inferior cerebellar peduncles efferent fibers ?
Cerebello ( olivary & vestibular & reticular )
Middle cerebral peduncle afferent fibers ?
Pontocerebellar
Superior cerebellar peduncles afferent fibers ?
Anterior spinocerbellar
Rubocerebellar
Superior cerebellar peduncles efferent fibers ?
Dentato-thalamic
Blood supply to cerebellum
- superior cerebellar A
- anterior inferior cerebellar A
- posterior inferior cerebellar A
Cerebellum nuclei ?
Dentate
Emboliform
Globose
Festigial
