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Neurology > Brainstem; Brainstem Surface > Flashcards

Brainstem; Brainstem Surface Flashcards

1
Q

hypoglossal nerve; n?

A

hypoglossal nucleus

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2
Q

spinal accessory n. n?

A

spinal accessory nucleus

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3
Q

vagus nerve; n?

A 
nucleus ambiguus
dorsal motor nucleus of X
solitary nucleus (sensory visceral special)
solitary nucleus (sensory visceral)
spinal nucleus of X
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4
Q

Glosssopharyngel nerve; n?

A 
nucleus ambiguus
inferior salivatory nucleus
solitary nucleus (sensory visceral special)
solitary nuclues
spinal nucleus of V
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5
Q

Vestibulocochlear nerve; n?

A

vestibular nuclei

cochlear nuclei

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6
Q

abducens nerve; n?

A

abducens nucleus

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7
Q

trigeminal nerve; n?

A

motor nucleus of V
chief sensory nucleus of V
mesencephalic nucleus of V
spinal nucleus of V

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8
Q

trochelar nerve; n?

A

trochlear nucleus

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9
Q

oculomotor nerve; n?

A

oculomotor nucleus

Edinger-Westphal nucleus

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10
Q

sensory visceral column

A

sensory neurons processing ifo from abdo & thoracic viscera

- nucleus soltarius (cuadal part)

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11
Q

sensory visceral special column

A

sens neurons info from taste buds

- nucleus solitarius (rostral part)

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12
Q

nucleus solitarius (caudal part)

A

sens neurons processing info from abdo and thoracic viscera

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13
Q

nucleus solitarius (rostral part)

A

info from taste buds, sens neurons

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14
Q

sensory somatic column

A

sens neurons; general somatic info from face

  • spinal trigeminal nucleus
  • mesencephalic trigeminal nucleus
  • chief sensory trigeminal nucleus
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15
Q

sensory somatic nuclei

A

spinal trigeminal nucleus
mesencephalic trigeminal nucleus
chief sensory trigeminal nucleus

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16
Q

sensory somatic special

A

sens neurons; auditory and balance info
cochlear nuclei
vestibular nuclei

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17
Q

sensory somatic special nuclei

A

cochlear nuclei

vestibular nuclei

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18
Q

motor somatic column

A 
motor neurons innervating skeletal muscles
hypoglossal nuc
abducens nuc
trochlearn nuc
oculomotor nuc
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19
Q

motor somatic nuclei

A

hypoglossal nuc
abducens nuc
trochlearn nuc
oculomotor nuc

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20
Q

motor branchial column

A 
motor neurons innervating branchial skel mm
spinal accessory nuc
nucleus ambiguus
facial motor nuc
trigeminal motor nuc
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21
Q

motor branchial nuclei

A

spinal accessory nuc
nucleus ambiguus
facial motor nuc
trigeminal motor nuc

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22
Q

motor visceral column

A 
pre-ganglionic parasymp neurons inner viscera
dorsal motor nucleus of X
inferior salivatory nuc
sup salivatory nuc
Edinger-Westphal nuc
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23
Q

motor visceral nuclei

A

dorsal motor nucleus of X
inferior salivatory nuc
sup salivatory nuc
Edinger-Westphal nuc

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24
Q

solitary nucleus is used by

A

CN VII - tate fr ant 2/3 of tongue
CN IX - taste from post 1/3 of tongue
CN X - taste fr epiglottis

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25
Q

inf cerebellar peduncle connects

A

cerebellum to medulla

26
Q

midd cerebellar peduncle connects

A

cerebellum to pons

27
Q

sup cerebellar peduncle connects

A

cerebellum to midbrain

28
Q

CSF exits the 4th ventricle via

A

foramen of Magendi

2 foramen of Lushka

29
Q

Inferior Colliculus

A

aud info relay -> MGN

via the Brachium of Inf. Colliculus

30
Q

Superior Colliculus

A

visual info (eye mvmt, reflex of orientation to sound)

31
Q

lesion of CNIV

A

trochlear n. - diplopia when looking down and reading

32
Q

Cerbral peduncle contains…(lat surface)

A

Corticospinal
Corticobulbar
Corticopontine fibers

33
Q

Pineal gland

A

releases melatonin

34
Q

Epithalimus

A

Pineal gland & Habenula

35
Q

Stria medullaris

A

in thalamus

connects the habenula w/ the septal nuclei, hypothalamus, and thalamus

36
Q

Pulvinar

A

large association nucleus

37
Q

CN XII emerges from

A

pre-olivary sulcus, Hypoglosseal n.

38
Q

lesion of CNXII

A

ipsilat paralysis and dev of tongue towards side of lesion

39
Q

nerves that emerge from post-olivary sulcus

A

CN IX - glossopharyngeal
CN X - vagus
CN XI - spinal accessory

40
Q

area postrema

A

nausea vomiting center

narrow strip bet vagal trigon and margin of ventricl (4th)

41
Q

Medial Geniculate Nucleus

A

thalamic relay for Auditory info

42
Q

lesion of CN IX

A

glossopharyngeal n

loss of gag reflex (sensory limb), taste in post 1/3 of tongue, reduction of salivation

43
Q

lesion of CN X

A 
vagus n;
loss of gag reflex (motor limb)
dysphagia (difficulty swallowing)
hoarsenss
uvula pting away fr lesion
44
Q

lesion of CN XI

A

spinal accessory n

weakness turning head to opposite side and shrugging ipsilat shoulder

45
Q

basilar pons

A

large relay station connecting cerebral cortex, cerebellum, and spinal cord

46
Q

abducens n CN VI emerges from

A

medially from the pyramid-pontine junction

47
Q

lesion of CN VI

A

abducens n.
medial deviation of eye
medial/internal strabismus

48
Q

facial n CN VII emerges from

A

cerebello-pontine angle

49
Q

lesion of CN VII

A 
facial n
paralysis of mm of facial exp
hyperacusis (over-sens to certain sound)
loss of lacrimation and salivation
loss of taste ant 2/3 of tongue
loss of blink reflex (motor limb)
50
Q

vestibulocochlear n emerges from

A

cerebello-pontine angle

51
Q

lesion of CN VIII

A

Vestibulocochlear n
ipsilat sensorineuronal hearing loss
nystagmus (dancing eyes)
loss of balance

52
Q

trigeminal n emerges fr

A

basilar pons

53
Q

lesion of CN V

A

trigeminal n
loss of blink reflex (sensory limb)
ipsilat loss of gen sensation of face and scalp
jaw deviation toward side of lesion

54
Q

oculomotor n emerges from

A

interpeduncular fossa

55
Q

lesion of CN III

A

oculomotor n;
ophthalmoplegia (paralysis of mm)
lateral/external strabismus
ptosis (drooping eyelid)
dilated pupil and loss of lens accomodation (loss of parasym innerv)
loss of pupillary light reflex (motor limb)

56
Q

mamillary body belongs to

A

the posterior hypothalamus

57
Q

tuber cinerium

A

cont cells that regulate hormonal secretion from the ant pituitary gland
elevation of gray matter in floor of 3rd ventricle

58
Q

infundibulum

A

(pituitary stalk)

connection bet the hypothalamus and pituitary gland

59
Q

lateral geniculat nucleus

A

thalamic relay for visual info from retinae

60
Q

lesion of CN II

A

optic nerve;
visual field deficit (anopia)
loss of direct puillary light reflex (sensory limb)

Neurology (11 decks)

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