Neuroanatomy- cerebellar proprioception

the embryologic origin of the cerebellar is the ________

rhombic lip

the midline strip of the cerebellum is called the _______

vermis

what term is used to refer to the surface ridges of the cerebellum

folia

what types of gray matter are present in the cerebellum

• cortical 

• subcortical

the deep white matter within the cerebellum is often referred to as the _______

arbor vitae

what are the 3 lobes of the cerebellum

• rostral lobe

• caudal lobe

• flocculonodular

what view would it be the easiest to see the flocculonodular lobe

ventral view

what separates the rostral and caudal cerebellar lobes

the primary fissure

what separates the caudal and flocculonodular lobes

caudolateral fissure

from medial to lateral what are the names of the 3 cerebellar nuclei in the cerebellum

1. fastigial nuclei

2. interpositus nuclei

3. dentate nuclei

list the stage, anatomical, and functional name of the flocculonodular lobe

• archicerebellum

• flocculonodular lobe

• vestibulocerebellum

list the stage, anatomic, and functional name of the rostral lobe

• paleocerebellum

• rostral lobe

• spinocerebellum

list the stage, anatomic, and functional name of the caudal lobe

• neocerebellum

• caudal lobe

• pontocerebellum

what is the function of the vestibulocerebellum

• equilibrium

• conjugate eye movements

what is the function of the spinocerebellum

• muscle tone

• posture

• subconscious movement

what is the function of the pontocerebellum

• voluntary planned movement

• highly skilled movement

what are the 3 layers of the cerebellum from outer to inner

• molecular

• purkinje

• granular

what is present in the molecular cell layer of the cerebellum

synapses and cell process

what is present in the purkinje cell layer

dendritic cells

what is present in the granular cell layer

granular cells

what are the 3 fiber types of the cerebellum

• climbing

• mossy

• parallel fiber

a fiber moving from the olivary complex to purkinje dendrites is known as a _______

climbing fiber

where do climbing fibers receive their input from 

the extrapyramidal motor system

a fiber that travels to the granule cells is known as a _______

mossy fiber

where do mossy fibers receive their input from

• pyramidal motor system

• spinocerebellar proprioception

• vestibulocerebellar equilibrium

a fiber that moves from the granule cells to purkinje cells is known as a ______

parallel fiber

what cells undergo the effects of summation and convergence in the cerebellum

purkinje cells

where do efferent signals from purkinje cells travel

• deep cerebellar nuclei

• UMN nuclei in brain stem

• rostral cerebellar peduncle

what are 5 signs of cerebellar disease

• ipsilateral function on body

• dysmetria

• broad based stance

• lack of coordination

• head tilt