Neuro Practice: somatosensory and cerebellum

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22 Questions - Developed by: E - Developed on: - 349 taken

  • 1
    Anterolateral tracts are composed of:
    Axons in spinal cord white matter
    Ganglions in spinal cord white matter
    Ganglions in spinal cord gray matter
    Axons in spinal cord gray matter
  • 2
    Possible damage to the anterolateral tracts is used by testing:
    Sensitivity to pain and vibration
    Sensitivity to vibration and light touch
    Sensitivity to pain, temperature and firm pressure
  • 3
    The anterolateral tracts are composed of axons of
    Ganglions in spinal cord gray matter
    Ganglions in spinal cord white matter
    Neurons in spinal cord gray matter
    Neurons in spinal cord white matter
  • 4
    The VPL nucleus of the dorsal thalamus is reciprocally connected to the primary somatosensory cortex in the postcentral gyrus, Brodmann areas
    2, 3 and 4
    3, 1 and 2
    5, 6 and 7
    8, 7 and 6
  • 5
    The source neurons of the anterolateral tracts send their axons across the midline to form tracts in the white matter that surrounds the
    ..
    Dorsal horn
    Ventral horn
  • 6
    The fastigial nucleus of cerebellum
    Receives direct input from descending cortical projections
    Receives input from the purkinje cells of the vermis
    ....
  • 7
    The cranial nerve nuclei receive input from descending cortical projections
    ...
    True
    False
  • 8
    The cerebral cortex has descending projections into the sensory cranial nerve nuclei, the brainstem reticular formation, and the ventral posterior nuclei of the thalamus that modulate and modify the information that is flowing towards the cerebral cortex.
    True
    ...
    False
  • 9
    A patient presents with an inability to identify objects by palpation alone. Which of the following is being assessed?
    Dorsal column medial lemniscus pathways
    Visual cerebellar pathways
    Spinocerebellar pathways
    Carticospinal pathways
    Anterolateral pathways
  • 10
    Match the tract to the cerebellar peduncle: olivo-cerebellar tract
    Middle cerebellar peduncle
    Inferior cerebellar peduncle
    Superior cerebellar peduncle
  • 11
    Match the tract ti the cerebellar peduncle: pontocerebellar tract
    Inferior cerebellar peduncle
    Inferior cerebellar peduncle
    Middle cerebellar peduncle
  • 12
    The dorsal spinocerebellar tract runs through:
    Middle cerebellar peduncle
    Superior cerebellar peduncle
    Inferior cerebellar peduncle
  • 13
    The vestibulocerebellar tract runs through:
    Superior cerebellar peduncle
    Inferior cerebellar peduncle
    Middle cerebellar peduncle
  • 14
    The dentatothalamic tract runs through:
    Middle cerebellar peduncle
    Inferior cerebellar peduncle
    Superior cerebellar peduncle
  • 15
    The ventral spinocerebellar tract runs through:
    Middle cerebellar peduncle
    Superior cerebellar peduncle
    Inferior cerebellar peduncle
  • 16
    Parallel fibres are
    Inhibitory
    Excitatory
    ..
  • 17
    Most afferent sources to the cerebellum end as
    Mossy fibres
    Climbing fibres
    Parallel fibres
  • 18
    Purkinje cell dendrites run
    Perpendicular to parallel fibres
    ...
    Parallel to parallel fibres
  • 19
    What time of cells are the only output cells of the cerebellum?
    Climbing cells
    Mossy cells
    Purkinje cells
  • 20
    A patient presents with difficulty looking at eccentrically placed visual targets because of saccades of the wrong size that keep jumping back and forth over the target and a tendency for the eyes to drift towards neutral gaze, requiring frequent saccades to reacquire the target. Which of the following cerebellar regions is most apt to be damaged to cause this disability?
    Vermis
    Dentate nucleus
    Flocculonodular lobe
    Paravermis
  • 21
    clinical depression, inappropriate emotional displays (e.g. unwarranted giggling) in addition to movement disorders could be due to damage to the:
    Flocculonodular lobe
    Dentate nucleus
    Vermis
    Paravermis
  • 22
    The corticospinal tracts form a small fraction of the cerebral peduncles
    True
    False
    ...

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