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34 Cards in this Set

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  • Back
What is the function of the amygdala?
emotions/autonomic functions

"feeding, fleeing, fighting, reproduction"
What is the function of the Basal Ganglia
Resting tone, initiation of voluntary movement, motor planning
What is the function of the superior cerebellar peduncle?
"brachium conjuntivum"

Carries outputs of cerebellum to VL and red nucleus
What is the function of the middle cerebellar peduncle?
"brachium pontis"

Carries pontocerebellar inputs to cerebellar cortex
What is the function of the inferior cerebellar peduncle?
"restiform body"

Carries dorsal spinocerebellar (legs), cuneocerebellar (arms), olivocerebellar fibers to the cerebellum
What is the function of the cerebellar vermis?
Proximal limb and trunk control.

(via anterior corticospinal, reticulospinal, vestibulospinal, tectospinal tracts)
What is the function of the flocculonodular lobe of the cerebellum?
Balance and vestibulo-ocular reflex (VOR).

(via MLF)
What is the function of the intermediate hemisphere of the cerebellum?
Distal limb coordination.

(via lateral corticospinal and rubrospinal tracts)
What is the function of the lateral hemisphere of the cerebellum?
Motor planning for extremities.

(via lateral corticospinal tracts)
What is the function of the purkinje cells (CBL)?
Carry outputs from cerebellar cortex via inhibitory (GABA) projections to cerebellar and vestibular nuclei.
What is the function of the climbing fibers (CBL)?
Carry inputs from contralateral inferior olivary nucleus via excitatory (aspartate) projections to cerebellar nuclei and purkinje cells.
What is the function of the mossy fibers (CBL)?
Carry inputs from spinocerebellar, pontocerebellar, and vestibulocerebellar tracts via excitatory (glutamate) projections to granule cells.
What is the function of the granule cells (CBL)?
Carry excitatory signals within the cerebellum to purkinje, stellate, basket and golgi cells.
What is the function of the parallel fibers (CBL)?
Axons of the granule cells (extend to molecular layer).
What is the function of the foramen of monro?
Connects the lateral and 3rd ventricles.
What is the function of the hippocampus?
Memory
What is the function of the hypothalamus?
Regulation of appetite, thirst, sexual drive, neuroendocrine and autonomic functions.
What is the function of the inferior colliculus?
Auditory system
What is the function of the superior colliculus?
Visual system
What is the function of the insula?
emotions/autonomic functions
What is the function of the periaqueductal gray?
pain experience/modulation
What is the function of the sylvian aqueduct?
Connects the 3rd and 4th ventricles
What is the function of the thalamus?
"relay center"
What is the function of the anterior nucleus of the thalamus?
emotions (limbic pathways)

Input: mammilary nucleus
Output: cingulate gyrus
What is the function of the dorsomedial nucleus of the thalamus?
emotions (limbic pathways)

Input: amygdala, olfactory, limbic basal ganglia
Output: prefrontal
What is the function of the intralaminar nuclei of the thalamus?
Rostral: maintaining cortical arousal

Caudal: motor relay for basal ganglia

Output: widespread cortex
What is the function of the Ventral Anterior nucleus of the thalamus?
resting tone, init of movement

Input: GPi, SNpr
Output: widespread prefrontal, premotor, motor, supplementary motor
What is the function of the Ventral Lateral nucleus of the thalamus?
coordination

Input: CBL, GP, SN
Output: primary/supp motor cortex
What is the function of the VPL nucleus of the thalamus?
body sensation (L = "limbs")

Input: spinothalamic, DC-ML
Output: sensory cortex
What is the function of the VPM nucleus of the thalamus?
face sensation, taste (M = "mouth")

Input: trigeminothalamic, nucleus solitarius (taste via CNVII)
Output: sensory cortex
What is the function of the LGN of the thalamus?
vision

Input: optic tract
Output: Visual cortex
What is the function of the MGN of the thalamus?
audition

Input: brachium of inferior colliculus
Output: Auditory cortex
What is the function of the reticular nucleus of the thalamus?
regulates other thalamic nuclei
What is the function of the pulvinar of the thalamus?
Behavioral orientation toward visual and other stimuli.

Input: tectum and sensory inputs
Output: parietotemporal association cortex