16652671
Questão 1
Questão
the cerebellum is located in the posterior cranial fossa
Responda
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yes
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no
Questão 2
Questão
the Purkinje cells are the only efferent neurons of cerebellar cortex
Responda
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yes
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no
Questão 3
Questão
the cerebellar blood supply is through branches of basilar and vertebral arteries
Responda
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yes
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no
Questão 4
Questão
the cerebellum is a derivate of the rhombencephalon
Responda
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yes
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no
Questão 5
Questão
the mossy fibers end of the Pukinje cells
Responda
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yes
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no
Questão 6
Questão
the cerebellum is a voluntary somatomotor center
Responda
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yes
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no
Questão 7
Questão
cerebellar disorders are associated with increased muscular tone
Responda
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yes
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no
Questão 8
Questão
the cerebellar vermis contains archi-, paleo-, and neocerebellar structures
Responda
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yes
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no
Questão 9
Questão
the golgi cells are excitatory cell in the cerebellar cortex
Responda
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yes
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no
Questão 10
Questão
the cerebellum contains the greatest number of neurons in the brain
Responda
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yes
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no
Questão 11
Questão
one of the following is NOT TRUE for the dentate nucleus
Responda
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it is in the dorsal part of the pons
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the dentorubral tract starts from it
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the dentothalamic tract starts from it
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it receives afferents from Purkinje cells
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it receives afferents from olivocerebellar tract
Questão 12
Questão
the inferior cerebellar peduncle contains all of the following afferent connections EXCEPT the
Responda
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cuneocerebellar tract
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ventral spinocerebellar tract
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dorsal spinocerebellar tract
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olivocerebellar tract
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trigeminocerebellar fibers
Questão 13
Questão
all of the following statements concerning the superior cerebellar peduncle are correct EXCEPT it
Responda
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connects the cerebellum to the midbrain
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is primarily an efferent bundle of fibers
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represents the major output from the cerebellum
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contains dentatothalamic fibers
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contains the juxtarestiform body
Questão 14
Questão
all of the following statements concerning the vestibulocerebellar pathway are correct EXCEPT it
Responda
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plays a role in the initiation, planning, and timings of voluntary motor activities
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projects via the medial longitudinal fasciculus (MLF)
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receives input from the cristae ampullares
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receives input from the maculae of the utricle and saccule
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includes the flocculonodular lobe
Questão 15
Questão
all of following statements concerning the neocerebellar pathway are correct EXCEPT
Responda
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the neocerebellar pathway influences the motor cortex via the ventral anterior thalamic nucleus
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the dentatothalamic tract decussates in the midbrain
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the corticopontocerebellar tract decussates in the base of the pons
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the neocerebllum expresses itself via the corticospinal tract
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the dentate nucleus is reciprocally connected with the inferior olivary nucleus
Questão 16
Questão
all of the following statements concerning the cerebellum are correct EXCEPT
Responda
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contains four pairs of nuclei within its medullary body
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contains two pairs of cerebellar peduncles
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consists of a midline vermis and two lateral hemispheres
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is located infratentorially within the posterior fossa
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has a three layered cortex
Questão 17
Questão
all of the following statements concerning the cerebellum are correct EXCEPT it
Responda
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projects to the red nucleus
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projects to vestibular nuclei
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projects to the lateral ventral nucleus of the thalamus
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receives input from the superior olivary nucleus
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receives the olivocerebellar tract via the inferior cerebellar peduncle
Questão 18
Questão
all of the following statements concerning the cerebellum are correct EXCEPT it
Responda
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is derived from the alar plate
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develops from the rhombic lips
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is part of the mentencephalon
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is part of the rhombencephalon
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is part of the brainstem
Questão 19
Questão
all of the following statements concerning the dentate nucleus
Responda
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receives input from climbing and mossy fibers
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receives inhibitory input from Purkinje cells
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gives rise to the superior cerebellar peduncle
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gives rise to the fascia dentata (denate gyrus)
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projects to the ventral lateral nucleus of the thalamus
Questão 20
Questão
one of the following is NOT a part of neocerebellum
Responda
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uvula
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lobulus simplex
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lobulus semilunaris superior
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lobulus biventer
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tonsil
Questão 21
Questão
the cerebellum
Responda
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through the inferior cerebellar peduncle receives a large number of fibres which are associated with proprioception
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has connections with the frontal lobe through the superior cerebellar peduncle and thalamus
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has no grey matter other than that of the cerebellar cortex
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has a uniform structure throughout its cortex
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receives fibres from the olivary nucleus mainly of the same side
Questão 22
Questão
the inferior cerebellar peduncles
Responda
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contains fibres most of which end in the cerebellar cortex
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form part of the lateral boundaries of the lower part of the fourth ventricle
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contain fibres from the opposite olivary nucleus
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are medial to the glossopharyngeal nerves
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contain fibres from the vestibular nuclei of the same side
Questão 23
Questão
the superior cerebellar peduncles
Responda
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contain the fibres of the posterior spinocerebellar tract
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contain fibres whose cell bodies are usually in the cerebellar cortex
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contain fibres which go to the red nucleus
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contain fibres which decussate in the midbrain
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contain fibres which go to the thalamus
Questão 24
Questão
the following are efferents of the cerebellum
Responda
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tractus cerebelloolivaris
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fibrae cerebelloreticularis
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tractus cerebellocochlearis
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tractus cerebellovestibularis
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tractus cerebellolenticularis
Questão 25
Questão
cerebellar cortex has direct connections with
Responda
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vestibular nuclei
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forebrain cortex
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substantia nigra
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nucleus ambiguus
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red nucleus
Questão 26
Questão
the pathways ensuring feedback in the cortico-cerebellar circuit are
Responda
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tractus corticopontinus
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tractus pontocerebellaris
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fibrae arcuatae
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tractus dentatoolivaris
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fibrae thalamocorticales
Questão 27
Questão
the afferent pathways to the cerebellum convey the following sensation
Responda
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general conscious sensation
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specific conscious sensation
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general unconscious sensation
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specific unconscious sensation
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A and D
Questão 28
Questão
afferent pathways to cerebellum pass
Responda
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only through the middle cerebellar peduncles
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only through the middle and inferior cerbellar peduncles
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through the superior cerebellar peduncles
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only through the inferior and superior cerebellar peduncles
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through the three peduncles
Questão 29
Questão
the neocerebellum includes
Responda
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uvula
-
lobulus simplex
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lobulus semilunaris superior
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lobulus biventer
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lingula
Questão 30
Questão
efferent pathways of the cerebellum reach
Responda
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directly the somatomotor cell of the spinal cord
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only nuclei of the extrapyramid system
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nuclei of the extrapyramid system and diencephalon
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thalamus
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nucleus vestibularis lateralis
Questão 31
Questão
Purkinje cells
Responda
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are large pyramid cells
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are efferent cells of the cerebellar cortex
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end by inhibitory synapses on the cerebellar nuclei
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their dendrites enter the molecular layer of the cerebellar cortex
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are GABA mediated
Questão 32
Questão
the afferent cerebellar pathway passing through the superior cerebellar peduncles is [blank_start]tractus spinocerebellaris ventralis[blank_end]
Responda
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tractus spinocerebellaris ventralis
Questão 33
Questão
the pathway passing through the middle cerebellar peduncles is [blank_start]tractus corticocerebellaris[blank_end]
Responda
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tractus corticocerebellaris
Questão 34
Questão
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]
Responda
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tractus spinocerebellaris ventralis
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tractus spinocerebellaris dorsalis
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tractus cuneocerebellaris
Questão 35
Questão
the glial cells in the cerebellum are presented by: [blank_start]bergman[blank_end], [blank_start]fananas cells[blank_end]
Responda
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bergman
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fananas cells
Questão 36
Questão
the purkinje cells receive excitatory impulses from [blank_start]granule cells[blank_end], [blank_start]climbing fibers[blank_end]
Responda
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granule cells
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climbing fibers
Questão 37
Questão
the archicerebellum includes the following cerebellar lobules: [blank_start]floculus[blank_end], [blank_start]nodulus[blank_end], [blank_start]lingula[blank_end]
Responda
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flocculus
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nodulus
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lingula
Questão 38
Questão
phylogenically the oldest part of the cerebellum is called [blank_start]archicerebellum[blank_end]
Responda
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archicerebellum
Questão 39
Questão
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]
Responda
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tractus cerebellorubralis
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tractus rubroolivaris
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tractus olivocerebellaris
Questão 40
Questão
the pathways forming the vestibulo-cerebellar feedback circuit are: [blank_start]tractus cerebellovestibularis[blank_end], [blank_start]tractus vestibulocerebellaris[blank_end]
Responda
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tractus cerebellovestibularis
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tractus vestibulocerebellaris
Questão 41
Questão
[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]
Responda
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gama-amino butyric
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basket cells
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stellate cells
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purkinje cells
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golgi cells
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granule cells
Questão 42
Questão
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]
Responda
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tractus spinocerebellaris ventralis
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tractus cerebellorubralis
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tractus pontocerebellaris
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tractus spinocerebellaris dorsalis
Questão 43
Questão
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]
Responda
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lobulus simplex
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tonsilla
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lobulus biventer
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lobulus semilunaris superior
Questão 44
Questão
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]
Responda
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basket cells
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stellate cells
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purkinje cells
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granule cells
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golgi cells
Questão 45
Questão
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]
Responda
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flocculus
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lingula
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ala lobuli centralis
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lobulus biventer
Questão 46
Questão
archicerebellum: [blank_start]balance[blank_end]
paleocerebellum: [blank_start]tone of skeletal muscles[blank_end]
neocerebellum: [blank_start]coordination of movements[blank_end]
Responda
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balance
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tone of skeletal muscles
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coordination of movements
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