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Neuro Block 4 > Diencephalon: Structure and Function > Flashcards

Diencephalon: Structure and Function Flashcards

1
Q

major subdivisions of diencephalon

A

dorsal thalamus, hypothalamus, epithalamus, ventral thalamus, subthalamus

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2
Q

epithalamus

A

habenular nuclear complex, pineal gland, posterior commisure

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3
Q

dorsal thalamus

A

thalamic nuclei, external medullary lamina, internal medullary lamina

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4
Q

ventral thalamus

A

reticular nucleus of thalamus, ventral lateral geniculate nucleus

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5
Q

subthalamus

A

zona incerta, subthalamic nucleus

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6
Q

hypothalamus

A

hypothalamic nuclei, infundibulum, hypophysis (pituitary gland), hypophyseal portal system

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7
Q

anterior nuclear group

A

afferent: mammilary body; efferent: cingulate gyrus; functions: limbic

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8
Q

lateral ventral tier

A

VA; VL; VPL; VPM; LGN; MGN

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9
Q

ventral anterior (VA)

A

afferent: globus pallidus; efferent: area 6 (premotor); functions: motor

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10
Q

ventral lateral (VL)

A

afferent: dentate nucleus; efferent: areas 4&6; function: motor

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11
Q

VPL

A

afferent: DC/ML & STT; efferent: areas 3,1,2; function: SS (body)

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12
Q

VPM

A

afferent: trigeminal nucleus; efferent: area 3,1,2; function: SS (face)

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13
Q

LGN

A

afferent: retina; efferent: area 17; function: vision

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14
Q

MGN

A

afferent: inferior colliculus; efferent: areas 41, 42; function: audition

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15
Q

Lateral-dorsal tier

A

LD, LP, pulvinar

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16
Q

lateral dorsal (LD)

A

afferent: cingulate gyrus; efferent: cingulate gyrus; functions: emotional experience

17
Q

lateral posterior (LP)

A

afferent: parietal cortex; efferent: parietal cortex; function: sensory integration

18
Q

pulvinar

A

afferent: superior colliculus, parietooccipitotemporal cortex; efferent: POT cortex; functions: sensory integration

19
Q

medial group (MD)

A

afferent: amygdala, olfactory, hypothalamus; efferent: prefrontal cortex; functions: limbic

20
Q

midline nuclei

A

afferent: reticular formation & hypothalamus; efferent: basal forebrain; functions: limbic

21
Q

intralaminar nuclei

A

centro-medial, centro-lateral & parafascicularis

22
Q

CM, CL, PF

A

afferent: reticular formation, STT, globus pallidus & cortical areas; efferent: basal ganglia, cortex areas; functions: pain, sleep & wakefulness

23
Q

reticular nucleus

A

afferent: cortex, thalamus, brain stem RF; efferent: thalamic nuclei; functions: modulation of thalamic activity (alert/attention)

Neuro Block 4 (10 decks)

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