Topic 4.0 Cerebellum

Lavie Ratna
Quiz by , created 10 months ago

Anatomy Quiz on Topic 4.0 Cerebellum, created by Lavie Ratna on 02/05/2019.

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Lavie Ratna
Created by Lavie Ratna 10 months ago
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Question 1

Question
the cerebellum is located in the posterior cranial fossa
Answer
  • yes
  • no

Question 2

Question
the Purkinje cells are the only efferent neurons of cerebellar cortex
Answer
  • yes
  • no

Question 3

Question
the cerebellar blood supply is through branches of basilar and vertebral arteries
Answer
  • yes
  • no

Question 4

Question
the cerebellum is a derivate of the rhombencephalon
Answer
  • yes
  • no

Question 5

Question
the mossy fibers end of the Pukinje cells
Answer
  • yes
  • no

Question 6

Question
the cerebellum is a voluntary somatomotor center
Answer
  • yes
  • no

Question 7

Question
cerebellar disorders are associated with increased muscular tone
Answer
  • yes
  • no

Question 8

Question
the cerebellar vermis contains archi-, paleo-, and neocerebellar structures
Answer
  • yes
  • no

Question 9

Question
the golgi cells are excitatory cell in the cerebellar cortex
Answer
  • yes
  • no

Question 10

Question
the cerebellum contains the greatest number of neurons in the brain
Answer
  • yes
  • no

Question 11

Question
one of the following is NOT TRUE for the dentate nucleus
Answer
  • it is in the dorsal part of the pons
  • the dentorubral tract starts from it
  • the dentothalamic tract starts from it
  • it receives afferents from Purkinje cells
  • it receives afferents from olivocerebellar tract

Question 12

Question
the inferior cerebellar peduncle contains all of the following afferent connections EXCEPT the
Answer
  • cuneocerebellar tract
  • ventral spinocerebellar tract
  • dorsal spinocerebellar tract
  • olivocerebellar tract
  • trigeminocerebellar fibers

Question 13

Question
all of the following statements concerning the superior cerebellar peduncle are correct EXCEPT it
Answer
  • connects the cerebellum to the midbrain
  • is primarily an efferent bundle of fibers
  • represents the major output from the cerebellum
  • contains dentatothalamic fibers
  • contains the juxtarestiform body

Question 14

Question
all of the following statements concerning the vestibulocerebellar pathway are correct EXCEPT it
Answer
  • plays a role in the initiation, planning, and timings of voluntary motor activities
  • projects via the medial longitudinal fasciculus (MLF)
  • receives input from the cristae ampullares
  • receives input from the maculae of the utricle and saccule
  • includes the flocculonodular lobe

Question 15

Question
all of following statements concerning the neocerebellar pathway are correct EXCEPT
Answer
  • the neocerebellar pathway influences the motor cortex via the ventral anterior thalamic nucleus
  • the dentatothalamic tract decussates in the midbrain
  • the corticopontocerebellar tract decussates in the base of the pons
  • the neocerebllum expresses itself via the corticospinal tract
  • the dentate nucleus is reciprocally connected with the inferior olivary nucleus

Question 16

Question
all of the following statements concerning the cerebellum are correct EXCEPT
Answer
  • contains four pairs of nuclei within its medullary body
  • contains two pairs of cerebellar peduncles
  • consists of a midline vermis and two lateral hemispheres
  • is located infratentorially within the posterior fossa
  • has a three layered cortex

Question 17

Question
all of the following statements concerning the cerebellum are correct EXCEPT it
Answer
  • projects to the red nucleus
  • projects to vestibular nuclei
  • projects to the lateral ventral nucleus of the thalamus
  • receives input from the superior olivary nucleus
  • receives the olivocerebellar tract via the inferior cerebellar peduncle

Question 18

Question
all of the following statements concerning the cerebellum are correct EXCEPT it
Answer
  • is derived from the alar plate
  • develops from the rhombic lips
  • is part of the mentencephalon
  • is part of the rhombencephalon
  • is part of the brainstem

Question 19

Question
all of the following statements concerning the dentate nucleus
Answer
  • receives input from climbing and mossy fibers
  • receives inhibitory input from Purkinje cells
  • gives rise to the superior cerebellar peduncle
  • gives rise to the fascia dentata (denate gyrus)
  • projects to the ventral lateral nucleus of the thalamus

Question 20

Question
one of the following is NOT a part of neocerebellum
Answer
  • uvula
  • lobulus simplex
  • lobulus semilunaris superior
  • lobulus biventer
  • tonsil

Question 21

Question
the cerebellum
Answer
  • through the inferior cerebellar peduncle receives a large number of fibres which are associated with proprioception
  • has connections with the frontal lobe through the superior cerebellar peduncle and thalamus
  • has no grey matter other than that of the cerebellar cortex
  • has a uniform structure throughout its cortex
  • receives fibres from the olivary nucleus mainly of the same side

Question 22

Question
the inferior cerebellar peduncles
Answer
  • contains fibres most of which end in the cerebellar cortex
  • form part of the lateral boundaries of the lower part of the fourth ventricle
  • contain fibres from the opposite olivary nucleus
  • are medial to the glossopharyngeal nerves
  • contain fibres from the vestibular nuclei of the same side

Question 23

Question
the superior cerebellar peduncles
Answer
  • contain the fibres of the posterior spinocerebellar tract
  • contain fibres whose cell bodies are usually in the cerebellar cortex
  • contain fibres which go to the red nucleus
  • contain fibres which decussate in the midbrain
  • contain fibres which go to the thalamus

Question 24

Question
the following are efferents of the cerebellum
Answer
  • tractus cerebelloolivaris
  • fibrae cerebelloreticularis
  • tractus cerebellocochlearis
  • tractus cerebellovestibularis
  • tractus cerebellolenticularis

Question 25

Question
cerebellar cortex has direct connections with
Answer
  • vestibular nuclei
  • forebrain cortex
  • substantia nigra
  • nucleus ambiguus
  • red nucleus

Question 26

Question
the pathways ensuring feedback in the cortico-cerebellar circuit are
Answer
  • tractus corticopontinus
  • tractus pontocerebellaris
  • fibrae arcuatae
  • tractus dentatoolivaris
  • fibrae thalamocorticales

Question 27

Question
the afferent pathways to the cerebellum convey the following sensation
Answer
  • general conscious sensation
  • specific conscious sensation
  • general unconscious sensation
  • specific unconscious sensation
  • A and D

Question 28

Question
afferent pathways to cerebellum pass
Answer
  • only through the middle cerebellar peduncles
  • only through the middle and inferior cerbellar peduncles
  • through the superior cerebellar peduncles
  • only through the inferior and superior cerebellar peduncles
  • through the three peduncles

Question 29

Question
the neocerebellum includes
Answer
  • uvula
  • lobulus simplex
  • lobulus semilunaris superior
  • lobulus biventer
  • lingula

Question 30

Question
efferent pathways of the cerebellum reach
Answer
  • directly the somatomotor cell of the spinal cord
  • only nuclei of the extrapyramid system
  • nuclei of the extrapyramid system and diencephalon
  • thalamus
  • nucleus vestibularis lateralis

Question 31

Question
Purkinje cells
Answer
  • are large pyramid cells
  • are efferent cells of the cerebellar cortex
  • end by inhibitory synapses on the cerebellar nuclei
  • their dendrites enter the molecular layer of the cerebellar cortex
  • are GABA mediated

Question 32

Question
the afferent cerebellar pathway passing through the superior cerebellar peduncles is [blank_start]tractus spinocerebellaris ventralis[blank_end]
Answer
  • tractus spinocerebellaris ventralis

Question 33

Question
the pathway passing through the middle cerebellar peduncles is [blank_start]tractus corticocerebellaris[blank_end]
Answer
  • tractus corticocerebellaris

Question 34

Question
the pathways for proprioception from the body to the cerebellum include: [blank_start]tractus spinicerebellaris ventralis[blank_end], [blank_start]tractus spinocerebellaris dorsalis[blank_end], [blank_start]tractus cuneocerebellaris[blank_end]
Answer
  • tractus spinocerebellaris ventralis
  • tractus spinocerebellaris dorsalis
  • tractus cuneocerebellaris

Question 35

Question
the glial cells in the cerebellum are presented by: [blank_start]bergman[blank_end], [blank_start]fananas cells[blank_end]
Answer
  • bergman
  • fananas cells

Question 36

Question
the purkinje cells receive excitatory impulses from [blank_start]granule cells[blank_end], [blank_start]climbing fibers[blank_end]
Answer
  • granule cells
  • climbing fibers

Question 37

Question
the archicerebellum includes the following cerebellar lobules: [blank_start]floculus[blank_end], [blank_start]nodulus[blank_end], [blank_start]lingula[blank_end]
Answer
  • flocculus
  • nodulus
  • lingula

Question 38

Question
phylogenically the oldest part of the cerebellum is called [blank_start]archicerebellum[blank_end]
Answer
  • archicerebellum

Question 39

Question
the trunco-cerebellar feedback circuit includes the following pathways: [blank_start]tractus cerebellorubralis[blank_end], [blank_start]tractus rubroolivaris[blank_end], [blank_start]tractus olivocerebellaris[blank_end]
Answer
  • tractus cerebellorubralis
  • tractus rubroolivaris
  • tractus olivocerebellaris

Question 40

Question
the pathways forming the vestibulo-cerebellar feedback circuit are: [blank_start]tractus cerebellovestibularis[blank_end], [blank_start]tractus vestibulocerebellaris[blank_end]
Answer
  • tractus cerebellovestibularis
  • tractus vestibulocerebellaris

Question 41

Question
[blank_start]gama-amino butyric[blank_end] acid: [blank_start]basket cells[blank_end], [blank_start]stellate cells[blank_end], [blank_start]purkinje cells[blank_end], [blank_start]golgi cells[blank_end] glutamate: [blank_start]granule cells[blank_end]
Answer
  • gama-amino butyric
  • basket cells
  • stellate cells
  • purkinje cells
  • golgi cells
  • granule cells

Question 42

Question
pedunculus cerebellaris superior: [blank_start]tractus spinocerebellaris ventralis[blank_end], [blank_start]tractus cerebellorubralis[blank_end] pedunculus cerebellaris medius: [blank_start]tractus pontocerebellaris[blank_end] pedunculus cerebellaris inferior: [blank_start]tractus spinocerebellaris dorsalis[blank_end]
Answer
  • tractus spinocerebellaris ventralis
  • tractus cerebellorubralis
  • tractus pontocerebellaris
  • tractus spinocerebellaris dorsalis

Question 43

Question
declive: [blank_start]lobulus simplex[blank_end] uvula: [blank_start]tonsilla[blank_end] pyramis: [blank_start]lobulus biventer[blank_end] folium: [blank_start]lobulus semilunaris superior[blank_end]
Answer
  • lobulus simplex
  • tonsilla
  • lobulus biventer
  • lobulus semilunaris superior

Question 44

Question
molecular layer: [blank_start]basket cells[blank_end], [blank_start]stellate cells[blank_end] ganglionic layer: [blank_start]purkinje cells[blank_end] granular cells layer: [blank_start]granule cells[blank_end], [blank_start]golgi cells[blank_end]
Answer
  • basket cells
  • stellate cells
  • purkinje cells
  • granule cells
  • golgi cells

Question 45

Question
archicerebellum: [blank_start]flocculus[blank_end], [blank_start]lingula[blank_end] paleocerebellum: [blank_start]ala lobuli centralis[blank_end] neocerebellum: [blank_start]lobulus biventer[blank_end]
Answer
  • flocculus
  • lingula
  • ala lobuli centralis
  • lobulus biventer

Question 46

Question
archicerebellum: [blank_start]balance[blank_end] paleocerebellum: [blank_start]tone of skeletal muscles[blank_end] neocerebellum: [blank_start]coordination of movements[blank_end]
Answer
  • balance
  • tone of skeletal muscles
  • coordination of movements