The cerebellum

Question 1

the flocculonodular lobe of the cerebellum is involved in?

Answer 1

coordinating eye movements and balance based on sensory information from the vestibular system

Question 2

the superior cerebellar peduncle send signals where?

Answer 2

to the cortex via the thalamus

Question 3

the middle cerebellar peduncle receives information from?

Answer 3

the pons

Question 4

the inferior cerebellar peduncle receives information from?

Answer 4

the spinal cord

Question 5

cerebellar damage produces deficits that are ipsi- or contralateral?

Answer 5

ipsilateral due to the fact that cerebellar pathways cross twice

Question 6

Name 4 deep cerebellar nuclei

Answer 6

cerebellum

• the dentate nuclei
• the emboliform nuclei
• the globose nuclei
• the fastigial nuclei

CDEFG

Question 7

cerebellar signs include?

Answer 7

ataxia nystagmus tremor imbalance dysdiadochokinesia dysarthria dysmetria

Question 8

what structure?

coordination of eye movements and balance based on sensory information from the vestibular system

Answer 8

the flocculonodular lobe of the cerebellum is involved in?

Question 9

Friedreich’s ataxia:

• inheritance type
• affected structure
• associated problems

Answer 9

• autosomal recessive
• spinocerebellar pathway
• hypertrophic cardiomyopathy, diabetes, scoliosis, arched foot, peripheral neuropathy

Question 10

Friedreich’s ataxia:

• chromosome?
• gene?
• mutation?

Answer 10

• 9 chromosome
• frataxin gene
• trinucleotide repeat sequence GAA