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CNS Exam II
Question | Answer |
---|---|
In general, purkinje cell axons of the cerebellum terminate on the (A)__________ where they have an (B)__________ effect. | A.deep nuclei B. inhibitory |
Which lobe(s) of the cerebellum include the fastigial nucleus? | vestibulocerebellum & spinocerebellum |
Which lobe(s) of the cerebellum receive(s) afferents from the mesencephalic nucleus? | spinocerebellum |
Which lobe(s) of the cerebellum is/are expecially important in fine motor control? | pontocerebellum |
Which lobe(s) of the cerebellum receive(s) most of its afferents (indirectly) from the cerebral cortex? | spinocerebellum & pontocerebellum |
Which lobe(s) of the cerebellum have some efferent fiber that decusssate in the superior cerebellar peduncle? | spinocerebellum & pontocerebellum |
Which lobe(s) of the cerebellum is largely composed of neocerebellum? | pontocerebellum |
Which lobe(s) of the cerebellum affects the lower motor neurons via the medial vestibulospinal tract? | vestibulocerebellum & spinocerebellum |
Which lobe(s) of the cerebellum function(s) may be affected by a lesion in the internal capsule? | pontocerebellum |
In which lobe(s) of the cerebellum may lesions result in nystagmus and truncal ataxia? | vestibulocerebellum |
Which lobe(s) of the cerebellum in general affects ipsilateral muscles? | vestibulocerebellum, spinocerebellum, & pontocerebellum |