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NEURO FINAL > LAB 5: Brainstem (cont.), Diencephalon (Thalamus, Hypothalamus), and Basal Ganglia > Flashcards

LAB 5: Brainstem (cont.), Diencephalon (Thalamus, Hypothalamus), and Basal Ganglia Flashcards

1
Q

what is the function of the thalamus

A

major relay station

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2
Q

what is the function of the pineal body

A

receive information about the state of the light - dark cycle from the environments

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3
Q

what is the function of the superior colliculus

A

visual , auditory and somatosensory information are integrated to initiate motor commands

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4
Q

what is the function of the inferior colliculus

A

sound localization

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5
Q

what is the function of the facial colliculus

A

houses the abducens nucleus and facial motor fibers

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6
Q

what is the function of the lateral geniculate nucleus

A

normal visual processing

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7
Q

what is the function of the medial geniculate nucleus

A

acts as the relay nucleus for the auditory system between the inferior colliculus and auditory cortex

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8
Q

what is the function of the cerebral peduncle

A

the main highway for signals that need to be transported from the cortex to other part of CNS

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9
Q

what is the function of the reticular formation

A

sleep and consciousness

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10
Q

what is the function of the medial lemniscus

A

transport the sensory spinothalamic information to conscious proprioception , vibration , fine touch and 2 point discrimination

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11
Q

what is the function of the lateral lemniscus

A

carries information about sound from the cochlear nucleus to various BS nuclei and ultimately the contralateral inferior colliculus of the midbrain

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12
Q

what is the function of the hypothalamus

A

regulates function of body , balance and thermoregulation

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13
Q

what is the function of the amygdala

A

negative emotions , fear , stress and anxiety

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14
Q

what is the function of the fornix

A

tract of white matter that connects the hippocampus

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15
Q

what is the function of the infundibular stalk

A

connects the posterior pituitary to the. hypothalamus , releases hormones to the bloodstream

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16
Q

what is the function of the cingulate gyrus

A

emotions and pain

17
Q

what is the function of the septum pellucidum

A

separates lateral ventricles

18
Q

what is the function of the superior cerebellar peduncle

A

conveys selective afferents to the cerebellum and carries efferents from the deep nuclei

19
Q

what is the function of the middle cerebellar peduncle

A

convey information from the cerebrum and the pons to the cerebellum

20
Q

what is the function of the inferior cerebellar peduncle

A

coordination of movements and proprioception

21
Q

what are the 4 afferent tracts and 1 efferent tract that go in and out of the inferior cerebellar peduncle

A

afferent: posterior spinocerebellar , vestibuocerebellar , olivecerebellar and reticulocerebllar

efferent: cerebellovestibular tract

22
Q

what is the function of the fascicles cuneatus

A

part of the DCML, carries sensory information from the upper extremity

23
Q

what is the function of the fasciculus gracilis

A

part of the DCML, carries senosry information form the LE

24
Q

what are the parts of the limbic system

A

the amygdala , hippocampus , thalamus , hypothalamus , basal ganglia , and cingulate gyrus

25
Q

describe the path of the goal directed behavior

A

lateral prefrontal lobe > head of caudate > GPi> thalamus

26
Q

describe the path of the social pathway

A

ventral prefrontal cortex > head of caudate > substantia nigra> thalamus

27
Q

describe the path of the emotion loop

A

medial prefrontal cortex> ventral striatum ( putamen and caudate ) > thalamus

28
Q

describe the path of the oculomotor loop

A

frontal and supplementary eye fields of cortex> body of caudate > substantia nigra > thalamus

29
Q

describe the path of the motor loop

A

motor and premotor cortex > putamen > globes pallidus > substantia nigra > thalamus

NEURO FINAL (10 decks)

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