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ANAT 323 > random stuff you keep forgetting > Flashcards

random stuff you keep forgetting Flashcards

1
Q

what supplies the fasciculus cuneatus and gracilis in SC

A

posterior spinal

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2
Q

what supplies the spino cerebellar pathways in the SC

A

ant spinal

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3
Q

what supplies the corticospinal pathways in the SC

A

ant spinal

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4
Q

where does the decussation happen for the corticospinal pathway

A

decussation of the pyramids

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5
Q

where does the decussation happen for the DCML

A

near the center of the medulla (rostral to decussation of pyramids but caudal to open medulla)

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6
Q

where does decussation happen for spinothalamic

A

anterior white ocmmisure

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7
Q

Lesion to DCML pathway unilateral symptoms at one level only?

A

dorsal horn, spinal level, exiting nerve

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8
Q

Lesion to DCML pathway bilateral symptoms

A

internal arcuate fibers

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9
Q

Lesion to DCML pathway ipsilateral symptoms below level

A

white matter (dorsal column)

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10
Q

lesion to DCML pathway with contralateral suymtpoms

A

above decussation

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11
Q

lesion to SPTH that would cause bilateral symptoms at level only

A

anterior white commissure

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12
Q

lesion nto SPTH that would cause ipsilateral symptoms below level of lesion

A

not possible

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13
Q

lesion nto SPTH that would cause ipsilateral symptoms at level of lesion

A

dorsal horn

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14
Q

lesion to corticospinal that would result in ipsilateral symptoms below level

A

lesion to UMN below the level of decussation (ex: in the lateral column)

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15
Q

lesion to corticospinal that would result in contralateral below level

A

above decussation (above the decussation of pyraminds0

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16
Q

lesion to corticospinal that would result in contralateral at level

A

impossible

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17
Q

lesion to corticospinal that would result in ipsilateral at level

A

LMN lesion (anterior horn, spinal n)

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18
Q

in the rostral medulla, what supplies the medial lem

A

anterior spinal

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19
Q

in the rostral medulla, what supplies the spinal lem

A

PICA

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20
Q

in the rostral medulla, what supplies the corticospinla tract

A

anterior spinal

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21
Q

in the pons, what supplies the medial lem

A

basilar

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22
Q

in the pons, what supplies the spinal lem

A

basilar (some superior cerebellar)

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23
Q

in the pons, what supplies the cortcispinal tract

A

basilar

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24
Q

in the midbrain, what supples the medial lem

A

posterior cerebral

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25
in the midbrain, what supplies the spinal lem
posterior cerberal
26
in the midbrain, what supplies the corticospinal tract
posterior cerebral
27
where is synapse between 1 and 2 in DCML
nucleus cuneatus/gracilis
28
where is synapse between 1 and 2 in SPTH
dorsal horn (nucleus proprius0
29
where is synapse between 1 and 2 in trigeminal lemnicus pathway
chief sensory nucleis
30
where is synapse between 1 and 2 in trigeminothalamic pathway
spinal trigeminal nucleus
31
where is synapse between 2 and 3 in DCML
VPL
32
where is synapse between 2 and 3 in SPTH
VPL
33
where is synapse between 2 and 3 in trigeminal lemn
VPM
34
where is synapse between 2 and 3 in trigeminal thalamo
VPM
35
where is synapse between 1 and 2 in dorsal spinocerebrllar
dorsal horn C8-l2/3 (nucleus dorsali
36
where is synapse between 1 and 2 in cuneo spinocerebrllar
accessory nucleus cunteaus
37
where is synapse between 1 and 2 in ventral spinocerebrllar
lumbar spinal border cells
38
where is synapse between 1 and 2 in rostral spinocerebrllar
cervical spinal border cells
39
blood supply to dorsal roots/rootlets
posterior spinal
40
blood supply yo dorsal horn
posterior spinal
41
blood supply to nucleus cuneatus/gracilis
post spinal
42
blood supply to internal arcuate
ant spinal and vertebral
43
blood supply to medial lem in rostral med
ant spinal
44
blood supply to medial lem in pons
basilar
45
blood supply to medial lem in rostral midbran
posterior cerebral
46
blood supply to thalamus
posterior cerebral (deep)blo
47
blood supply to posterior limb internal captsule
anterior choroidal
48
blood supply to primary somatosensory for lower limb
anterior cerebral
49
blood supply to primary somatosensory for everything except lower limb
middle cerebral
50
50
blood supply to anterior white s=comissur
ant spinal
51
blood supply to spinal thalamic tract
anterior spinal
52
blood supply to spinal lem in rostral medulla
PICA mostly
53
blood supply to spinal lem in pons
basilar (superior cerebrellar)
54
blood supply to spinal lem in midbrain
posterior cerebral
55
blood supply to rednucleus
posterior cerebral
56
blood supply to substantia nigra
posterior cerebral
57
blood supply to superior and inferior colliculi
superior cerebellar peduncle
58
blood supply to middle cerebellar peduncle
AICA
59
blood supply to sup cerebellar peduncle
superior cerebellar a
60
blood supply to the pyramids
ant spinal
61
blood supply to the inferior oliva=ry nuc
vertebral
62
blood supply to inferior cerebellar peduncle
PICA
63
blood supply to optic n
ophthalmic a
64
blood supply to optic chiasm
anterior cerebral nad branches of IC
65
blood supply to optic tract
anterior choroidal and posterior comminication
66
blood supply to LGN
deep posterior cerebral
67
blood supply to primary visual cortex
posterior cerberal
68
blood supply to olfactory n
opthalmic and branches of anterior cerebralblood supply to olfactory n
69
blood supply to olfactory bulb and tract
anterior cerebral
70
blood supply to primary olfactory cortex
posterior and middle cerebral and anterior choroidal
71
what are the two brainstem nuclei that went thru secondary migration (moved more ventrally)
branchial motor and somatic sensory
72
where are the primary cell bodies located for extrapyramidal pathways
specialized brainstem nucleu
73
sensory neurons are what type
pseudo
74
motor neurons are what type
multipolar
75
where does decussation of the pyramids happen
spin-medullary junction (caudal medulla_
76
UMN lesions cause contralateral or ipsilateral sumptomd
both, depending on location of lesion abobe=contra below=ipsi
77
UMN symptoms will be below or at level of lesion
below
78
UMN symptoms will be below or at level of lesion
at
79
will LMN symptoms of cortcio be ipsilateral or cortalateral
psi
80
function of rubrospinal
archimotor facilitate flexor position
81
function of tectonspinal
reflexive he'd and eye movements to auditory or visual stim
82
function of reticulospinal
balance, posture, stablity pontine fibers = extensor medullar fibers= flexor
83
function of vestibulo
contreols antigraviry extensor muscles to help maintain balance and posture (stabilize head)
84
decerebrate is flexor or extensor posturing
extensor (rubro damage)
85
decorticate is flexor or extensor posturing
flexor (rubro fine)
86
substaintioan nigra lovation
rostral midbrain
87
parkinson's symptoms and where damage
damage to substantia nigra pars compacta =akinesia =bradykinesia =tremors =rigidity (esp flexors)
88
hntingon symptoms and where damage
daamge to dorsal straitum =chorea (jerky, =uncrontorllable movemetns) =cogntiion and memory issues =enlargement of ventricles
89
ballism symptoms and where damage
damage to subthalamic nucleus =uncontrollable flinging of the limbs
90
salivatory reflex pathway
olfactory pathway projects to habenula and hypothalamis =projects down to superior and inferior salviatory nucleus (contain preganglionic parasympathetic cell bodies that go down to salivary glands)
91
increase digestive processes reflex pathawy
olfactory pathway projects to hypothalamis =projects down to dorsal motor nucleus of the vagus n
92
where is the oculomotor nucleus located
rostral midbrain (superior colliculi)
93
where is the accessory oculomotor nucleus located
rostral midbrain (superior colliculi)
94
where is the trochlear nucleus located
caudal midbrain (inferior colliculsu(
95
where is the abducens nucleu located
caudal pons
96
what is in cavernous plexu
auducens n trochlear n oculomotor n trigeminal (othpthalmic, maxillary) IC carotid plexus
97
what does the lateral subnucleis supply
IR, IO, MR ipsilateral
98
what does the medial subnucleis supply
SR contralateral
99
what does the central subnucleis supply
lev palp (bilateral)
100
where is the mesepehalic trigmeinal nucleus located
midbrain to the pons
101
where is the chief trigeminal sensory nucleus located
pons
102
where is the spinal trigeminal sensory nucleus located
pons to C3
103
where is the motor trigmeinal nucleus located
pons where the trigeminal n is (middle pons)
104
can the trigmeinal tract be located in the caudal pons
no, it must be near the chief nucleus level (middle pons)
105
what is the only cranial n involved jaw jerk
mandibular branch of trigeminal
106
where are the facial n nucleis
caudal aspect pons
107
what are the nuclei located in the rostral midbrain
pretectnal nuclei mesephealic trigeminal motor m=nuclei occulumotor nuclei accessory oculomotor red nucleus
108
what are the nuclei located in the caudal midbrain
pretectnal nuclei trochlear nucleis mesencepjanic trigemian nuclei
109
what are the nuclei located in the mid pons
trigeminal motor nucelus chief motor nucleis
110
what are the nuclei located in the caudal pons
facial motor nucleis superior salvatori nucleus abducens nucleis spinal trigeminal senosyr nucleus =nucleus solitaris
111
what are the nuclei located in the rostral medulla
inferior olivary nucleus
112
what are the nuclei located in the caudal meduall
nucleus gracilis and fasiculis

ANAT 323 (25 decks)

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