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55 Cards in this Set
- Front
- Back
necortex, number of layers
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6
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neocortex, pyramidal cell
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85%
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neocortex, non-pyramidal cell
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15%
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pyramidal cells
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GLU, Spiny dendrites
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non-pyramidal cells
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GABA
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neocortex, cortical association
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3 and 5
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neocortex, efferent neuron
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5
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neocortex horizontal cell
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1
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neocortex, interneurons nuclei
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1-4, 6
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neocortex, non-interneuron nuclei
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3 and 5
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Hemineglect
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lack of attention to one side of body and world
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Heminegelect cause
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parietal lobe damage
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necortex, number of layers
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6
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neocortex, pyramidal cell
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85%
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neocortex, non-pyramidal cell
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15%
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pyramidal cells
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GLU, Spiny dendrites
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non-pyramidal cells
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GABA
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neocortex, cortical association
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3 and 5
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neocortex, efferent neuron
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5
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neocortex horizontal cell
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1
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neocortex, interneurons nuclei
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1-4, 6
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neocortex, non-interneuron nuclei
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3 and 5
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Hemineglect
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lack of attention to one side of body and world
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Heminegelect cause
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parietal lobe damage
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Prosopagnosia
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inability to recongnize faces
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Prosopagnosia cause
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infertemporal lobe damage
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Lateral geniculate project
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to optic lobe
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Pulvinar and anterior project
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to corpus callosum
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VPL project
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to sensory cortex
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VL and VI project
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to motor cortex
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MD project
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to prefrontal
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VA project
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to motor accessory
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internal medullary lamina
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white matter tract in thalamus, divides thalamus into collections of nuclei
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Medial nuclear group
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Anterior, dorsomedial, and medioventral
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Lateral nuclear group
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lateral dorsal, lateral posterior, pulvinar
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Ventral nuclear group
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Ventral anterior, Ventral lateral anterior, Ventral lateral posterior, Ventral posterior medial, Ventral posterior lateral
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Metathalamus
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lateral geniculate and medial geniculate
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external medullary lamina
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covers the lateral surface of the thalamus
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Thalamic reticular nucleus
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only GABAergic and not projections to cortex, only from
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specific projections
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usually limited to a region of the cortex
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all thalamic nuclei but reticular
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project to cerebral cortex and receive a reciprocal
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Thalamic nuclei relay
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between subcortical (sensory) and cortex
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nonspecific projections
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wide regions of the cortex, occasionally subcortical
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thalamic collaterals projection
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contact the reticular nucleus
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Lateral geniculate layers
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6
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lateral geniculate contra layers
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1, 4, 6
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lateral geniculate ipsi layers
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2, 3, 5
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Ocular dominance
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unequal size in thalamocortical axons
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Corticothatlamic layers project to thalamus
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5 and 6
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Thalamic syndrome lesion location
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VPN
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Thalamic syndrome
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central neurogenic pain, withe dyesthesias, spontaneous pain, emotional instability
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Thalamic syndrome spinal tract involvement
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proprioception, touch, pain, temp, on contralateral
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Korsakoff's syndrome etiology
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usually a continuum of Wernicke's encephalopthay, though not always obvious
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Karsakoff's syndrome syptoms
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retrograde and anterograde amnesia
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Karsakoff's syndrome tx
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IV or IM thiamine, recovery is slow and often incomplete
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