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21 Cards in this Set
- Front
- Back
Nonspecific nuclei
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midline nucleus & intralaminar (aka centromedian, CM) nucleus
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Midline nucleus input
output function |
Input: hypothalamus, amygdala
out: widespread (nonspecific esp. limbic, hippocampal, parahippo) Function: visceral & emotional response |
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intralaminar (aka centromedian CM) nucleus
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In: spinal cord, brainstem, basal ganglia
out: widespread cortex (nonspecific) Function: stimulate cortex (arousal) "Wake up = front and CENTER" |
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Associative nuclei
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DM (dorsomedial)
Pulvinar LP (Lateral Posterior) nucleus |
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DM (Dorsomedial/Mediodorsal) nucleus
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in: Entorhinal cortex (smell)
out: prefrontal cortex Function: interpret/integrate & respond to odor |
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Pulvinar
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in: retina, pretectum, striate, visual assoc. cortex
out: occipital, temporal, parietal lobes func: visual integration/interpret & response formation (has other functions too) |
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LP (lateral posterior) nucleus
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in: sup. Colliculus & pretectum
out: Posterior Parietal Assoc. cortex func: interpret complex visual stim. & response formation |
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Nuclei associated with sight
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LGN, Pulvinar, LP
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Limbic Relay nuclei
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Anterior & Lateral Dorsal
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Anterior nucleus
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in: Mamillary nuclei
out: cingulate gyrus (daisy chain of nuclei) Func: limbic functions (emotion & memory) |
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LD (Lateral Dorsal) nucleus
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in: hippocampal formation
out: cingulate gyrus function: limbic - including emotion |
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Motor Relay nuclei
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VA & VL (Ventral Anterior & Ventral Lateral)
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VA (Ventral Anterior) Nucleus
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in: pallidum
out: frontal lobe - premotor & supplementary motor Func: motor planning of complex behavior |
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VL (Ventral Lateral) Nucleus
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In: basal nuclei & dentate nuc (cerebellum)
out: Primary motor (precentral gyrus), premotor & supp. Motor func: motor planning & modulate commands to motor neurons |
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Sensory relay Nuclei
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VPM, VPL, LGN, MGN
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VPM (Ventral Posterior Medial) Nucleus
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in: somatosensory - contralateral head/taste (trigem)
out: primary somatosensory cortex (postcentral gyrus) function: relay for somatic sensation |
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VPL (Ventral Posterior Lateral) Nucleus
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in: Somatosensory - contralateral turnk/limbs (ML & ALS)
out: postcentral gyrus func: relay for somatic sensation |
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LGN (Lateral geniculate nucleus)
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in: Optic tract (retinogeniculate body)
out: primary visual (striate) cortex (geniculocalcarine tract) func: relay in primary vision |
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MGN (Medial geniculate Nucleus)
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In: brachium of inf. Colliculus (auditory)
out: primary auditory cortex transverse temporal (Heschl's) Gyrus Func: relay in primary audition |
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Gatekeeper nuclei
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reticular nucleus
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Reticular nucleus
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in: Thalamocortical & corticothalamic collaterals
Out: thalamic nuclei func: modulate communication btwn thalamus & cortex |