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34 Cards in this Set
- Front
- Back
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What is the function of the amygdala?
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emotions/autonomic functions
"feeding, fleeing, fighting, reproduction" |
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What is the function of the Basal Ganglia
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Resting tone, initiation of voluntary movement, motor planning
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What is the function of the superior cerebellar peduncle?
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"brachium conjuntivum"
Carries outputs of cerebellum to VL and red nucleus |
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What is the function of the middle cerebellar peduncle?
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"brachium pontis"
Carries pontocerebellar inputs to cerebellar cortex |
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What is the function of the inferior cerebellar peduncle?
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"restiform body"
Carries dorsal spinocerebellar (legs), cuneocerebellar (arms), olivocerebellar fibers to the cerebellum |
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What is the function of the cerebellar vermis?
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Proximal limb and trunk control.
(via anterior corticospinal, reticulospinal, vestibulospinal, tectospinal tracts) |
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What is the function of the flocculonodular lobe of the cerebellum?
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Balance and vestibulo-ocular reflex (VOR).
(via MLF) |
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What is the function of the intermediate hemisphere of the cerebellum?
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Distal limb coordination.
(via lateral corticospinal and rubrospinal tracts) |
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What is the function of the lateral hemisphere of the cerebellum?
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Motor planning for extremities.
(via lateral corticospinal tracts) |
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What is the function of the purkinje cells (CBL)?
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Carry outputs from cerebellar cortex via inhibitory (GABA) projections to cerebellar and vestibular nuclei.
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What is the function of the climbing fibers (CBL)?
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Carry inputs from contralateral inferior olivary nucleus via excitatory (aspartate) projections to cerebellar nuclei and purkinje cells.
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What is the function of the mossy fibers (CBL)?
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Carry inputs from spinocerebellar, pontocerebellar, and vestibulocerebellar tracts via excitatory (glutamate) projections to granule cells.
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What is the function of the granule cells (CBL)?
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Carry excitatory signals within the cerebellum to purkinje, stellate, basket and golgi cells.
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What is the function of the parallel fibers (CBL)?
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Axons of the granule cells (extend to molecular layer).
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What is the function of the foramen of monro?
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Connects the lateral and 3rd ventricles.
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What is the function of the hippocampus?
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Memory
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What is the function of the hypothalamus?
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Regulation of appetite, thirst, sexual drive, neuroendocrine and autonomic functions.
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What is the function of the inferior colliculus?
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Auditory system
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What is the function of the superior colliculus?
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Visual system
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What is the function of the insula?
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emotions/autonomic functions
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What is the function of the periaqueductal gray?
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pain experience/modulation
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What is the function of the sylvian aqueduct?
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Connects the 3rd and 4th ventricles
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What is the function of the thalamus?
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"relay center"
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What is the function of the anterior nucleus of the thalamus?
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emotions (limbic pathways)
Input: mammilary nucleus Output: cingulate gyrus |
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What is the function of the dorsomedial nucleus of the thalamus?
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emotions (limbic pathways)
Input: amygdala, olfactory, limbic basal ganglia Output: prefrontal |
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What is the function of the intralaminar nuclei of the thalamus?
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Rostral: maintaining cortical arousal
Caudal: motor relay for basal ganglia Output: widespread cortex |
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What is the function of the Ventral Anterior nucleus of the thalamus?
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resting tone, init of movement
Input: GPi, SNpr Output: widespread prefrontal, premotor, motor, supplementary motor |
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What is the function of the Ventral Lateral nucleus of the thalamus?
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coordination
Input: CBL, GP, SN Output: primary/supp motor cortex |
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What is the function of the VPL nucleus of the thalamus?
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body sensation (L = "limbs")
Input: spinothalamic, DC-ML Output: sensory cortex |
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What is the function of the VPM nucleus of the thalamus?
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face sensation, taste (M = "mouth")
Input: trigeminothalamic, nucleus solitarius (taste via CNVII) Output: sensory cortex |
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What is the function of the LGN of the thalamus?
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vision
Input: optic tract Output: Visual cortex |
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What is the function of the MGN of the thalamus?
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audition
Input: brachium of inferior colliculus Output: Auditory cortex |
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What is the function of the reticular nucleus of the thalamus?
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regulates other thalamic nuclei
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What is the function of the pulvinar of the thalamus?
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Behavioral orientation toward visual and other stimuli.
Input: tectum and sensory inputs Output: parietotemporal association cortex |
