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29 Cards in this Set
- Front
- Back
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Basal ganglia project fibers to...
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Ipsilateral side
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Two efferent pathways of the basal ganglia
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Globus pallidus -VL nucleus-Area 4 of cortex (primary motor cortex)
Globus pallidus -VA nucleus-Area 6 (Supplimentary cortex |
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Brodman area 3,1,2
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Primary somatosensory cortex
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Brodman area 5,7
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Parietal association cortex
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Main imput Medial lemniscus, spinothamlic track
Main out put somatosensory cortex |
VPL
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Main imputs: Trigeminal lemniscus, taste buds
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VPM
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Main imput: amygdala, olfactory cortex, limbic basal ganglia
Main output: frontal cortex |
Mediodorsal nucleus
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Main imput: mamillary bodies, hippocampal formation
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Anterior nucleus
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Function: motor relay for basal ganglia
Main imput: Globus pallidus, ARAS, sensory pathways Main output: Stratium, cerbral cortex. |
Centromedian nucleus
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44
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Brocas area
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41
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Primary auditory cortex-
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24,25,26,27
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Limbic association cortex
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17
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Primary visual cortex
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22
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Wernickes area
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Principle source of afferen fibers to the flocculonodular lobe
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Vestibular nuclei
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Which fibers project to the anterior and posterior lobes of the cerebellum
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Red nucleus and cerebral cortex (via relays in the inferior olivary nucleus)
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AKA anterior lobe of the cerebellium
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Spinocerebellum
Receives info from muscle spindles and golgi organs |
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Inhibitory cells of the cerebellum
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All project downward: Purkinje ,stellate, basket, and golgi cells
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Excitory cells of the cerebellum
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All project upward: mossy fibers, climbing fibers, granule cell parallel fibers.
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Deep nuclei: dendate
Cerebellar peduncle: Superior CP Main output target or equivalent: VL, Red nucleus |
Main cerebellar out put pathway going from: Lateral hemisphere
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Deep nuclei:interposed nuclei
Cerebellar peduncle: SCP Main output target or equivalent: VL, red nucleus |
Main cerebellar out put pathway going from: Intermediate hemisphere
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Deep nuclei: fastigal nuclei
Cerebellar peduncle: Uncinate fascilulus Main output target or equivalent: VL, Tectum |
Main cerebellar out put pathway going from : Vermis
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Deep nuclei: vestibular nuclei and fastigail nuclei
Cerebellar peduncle: Juxtarestiform body Main output target or equivalent: MLF |
Main cerebellar out put pathway going from : Inferior vermis and flocculondular lobe
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Main origin(s) of input: Cortex
Cells Projecting to Cerebellum: Pontine nuclei Cerebellar peduncle or equv. MCP |
Input pathway: pontocerebllar fibers
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Main origin(s) of input:leg proprioceptors
Cells Projecting to Cerebellum: Clark nucleus Cerebellar peduncle or equv.ICP |
Input pathway:Dorsal spinocerebellar track
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Main origin(s) of input:Arm proprioreceptors
Cells Projecting to Cerebellum: external cuneate nucleus Cerebellar peduncle or equv.ICP |
Input pathway:Cuneocerebellar track
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Main origin(s) of input: leg interneurons
Cells Projecting to Cerebellum: spinal cord neurons Cerebellar peduncle or equv.SCP |
Input pathway:Ventral spinocerebellar tract
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Main origin(s) of input:Red nucleus, cortex, brainstem, spinal cord
Cells Projecting to Cerebellum: inferior olivary nucleus Cerebellar peduncle or equv.ICP |
Input pathway: Climbing fibers
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Main origin(s) of input: vestibular system
Cells Projecting to Cerebellum: vestibular ganglia, vestibular nucleus Cerebellar peduncle or equv. Juxtarestiform body |
Input pathway:Vestibular imputs
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