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Neuro II Exam 1 > Review of Neuroscience - Vosko > Flashcards

Review of Neuroscience - Vosko Flashcards

1
Q

oligodendrocytes

A

many:1 myelinization

in CNS

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2
Q

panicyte

A

circumventricular organ

like BBB

can regulate tight and loose junctions

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3
Q

tripartite system

A

presynpatic
postsynaptic
astrocyte process

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4
Q

telencephalon

A

cerebral cortex and basal ganglia

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5
Q

diencephalon

A

thalamus
hypothalamus
retina

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6
Q

mesencephalon

A

midbrain

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7
Q

metencephalon

A

cerebellum

pons

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8
Q

myelencephalon

A

medulla

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9
Q

CN

A

derived from neural crest

1, 1, 2, 2, 6

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10
Q

broca area

A

expressive aphasia

frontal lobe

angry patient

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11
Q

wernickes area

A

temporal lobe

fluent aphasia

word salad
- patient has no idea

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12
Q

hemineglect

A

lesion to parietal lobe

right lesion - left world doesn’t exist

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13
Q

basal ganglia

A

center of telencephalon

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14
Q

limbic system

A

emotions

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15
Q

sleep

A

parasympathetics - anterior hypothalamus

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16
Q

awake

A

sympathetics - posterior hypothalamus

17
Q

ruler of autonomics

A

hypothalamus

18
Q

micturition center

A

in pons

19
Q

proprioception

A

cerebellum

20
Q

dopamine centers in brain

A

VTA

substantia nigra

21
Q

nissl body stain

A

shows cell body

RER

22
Q

DCML nuclei

A

cuneatus - upper limb

gracilis - lower limb

23
Q

vibration, proprio, 2 pt discrim

A

DMCL

24
Q

pain, temp, crude touch

A

ALS

25
Q

sensory of head

A

VTT

to VPM

26
Q

touch head info

A

ascends bilaterally

inside mouth I/L
face C/L

27
Q

basal ganglia disinhibition

A

indirect pathway

  • decreased GABA at subthalamic nucleus
  • more glutamate to GPi
  • more GABA to thalamus (inhibition)
28
Q

papez circuit

A

tie memory to emotion

cingulate gyrus > parahippocampus > hippocampus > fornix > mamillary body > anterior nucleus of thalamus > cingulate gyrus

29
Q

working memory

A

dental gyrus > CA3 > CA1 > subiculum > enterohinal cortex

30
Q

phototransduction

A

11-cis retinal to 11-trans

activate transducin

activates cGMP phosphodiesterase

closes Na channels - hyperpolarize

31
Q

bitemporal hemianopia

A

pituitary tumor at optic chiasm

32
Q

scotoma

A

neuritis CN II

33
Q

auditory pathways

A

cochlear nuclei

tracts go bilaterally

34
Q

meyers loop

A

inferior optic radiation - lose superior visual field with lesion

35
Q

baums loop

A

superior optic radiation - lose inferior visual field with lesion

36
Q

hit back of head

A

bilateral scotoma

37
Q

wallenbergs syndrome

A

PICA stroke

I/L loss pain/temp face

C/L loss pain/temp body

Neuro II Exam 1 (14 decks)

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