cranial nerves Flashcards

1
Q

the only SSA nucleus

A

vestibulocochlear

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2
Q

vestibulocochlear locale

A

pons/medulla

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3
Q

the only SVA/GVA nucleus

A

solitary nucleus

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4
Q

solitary nucleus locale

A

medulla/spinal cord

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5
Q

rostral part of solitary nucleus is for what sense

A

taste; SVA

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6
Q

caudal part of solitary nucleus is for what function/CN

A

cardiovascular control; CN 9-10; GVA

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7
Q

three CNS that have an alternating hemiplegia

A

CN 3, 6, 12

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8
Q

nerves and locale of spinal trigeminal

A

5,7,9,10; it stretches from pons thru medulla to the spinal cord; GSA

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9
Q

two nuclei for CN3

A

occulomotor complex (midbrain-GSE); edinger-westphal (midbrain-GVE)

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10
Q

only nuclei for CN 6

A

abducens (pons-GSE)

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11
Q

4 nuclei for CN 5

A

motor trigeminal (pons-SVE); mesencepphalic (midbrain-GSA); principal sensory (pons-GSA); spinal trigeminal (Pons to cord-GSA)

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12
Q

only nuclei for CN 4

A

trochlear (midbrain-GSE)

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13
Q

4 nuclei for CN 7

A

sup. salvitory (pons-GVE); facial (pons-SVE); solitary (medulla and cord-SVA/GVA); spinal trigeminal (pons to cord-GSA)

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14
Q

only nuclei for CN 8

A

vestibulocochelar (pons/medulla-SSA)

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15
Q

4 nuclei for CN9

A

inf. salvitory (medulla-GVE); nucleus ambiguus (medulla-SVE); solitary (medulla/cord-SVA/GVA); spinal trigeminal (pons thru cord-GSA)

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16
Q

4 nuclei for CN10

A

dorsal motor (medulla-GVE); nucleus ambiguus (medulla-SVE); solitary nucleus (medulla/cord-SVA/GVA)

17
Q

only nuclei for CN 11

A

accessory (cord-GSE)

18
Q

only nuclei for CN 12

A

hypoglossal (medulla-GSE)

19
Q

tongue vs uvula deviation

A

tongue deviates toward a PERIPHERAL LESION, or away from a CENTRAL LESION

20
Q

what are the GSE nerves and nuclei

A

occulomotor,3; trochlear,4; abducens,6; hypoglossal,12; accessory,11

21
Q

what are the SVE nerves and nuclei

A

motor trigem,5; facial,7; ambiguus, 9-10

22
Q

what are the GVE nerves and nuclei

A

edinger-westphal,3; sup. salvitory,7; inf. salvitory, 9; dorsal motor, 10

23
Q

what are the GSA nerves and nuclei

A

mesencephalic,5; principal sensory,5; spinal trigeminal,5,7,9,10

24
Q

where is the superior salvitory nucleus

A

pons

25
Q

where is the nucleus ambiguus

A

medulla

26
Q

where is the solitary nucleus

A

from medulla to spinal cord

27
Q

where is the vestibulocochlear nucleus

A

pons and medulla

28
Q

where is the mesencephalic nucleus

A

midbrain

29
Q

where is the principal sensory nucleus

A

pons

30
Q

where is the trochlear nucleus

A

midbrain

31
Q

where is the accessory nucleus

A

spinal cord

32
Q

where is the hypoglossal nucleus

A

medulla

33
Q

somatomotor CNs

A

3,7,9,10,11,12; these to muscles, their nuclei are located near midline

34
Q

CNs that are only sensory

A

1,2,8

35
Q

inferior alternating hemiplegia injures?

A

the corotcospinal fibers in the pyramid of the medulla, medial lemniscus and hypoglossal

36
Q

middle alternating hemiplegia injures?

A

corticospinal fibers in basilar pons and abducens

37
Q

superior alternating hemiplegia injures?

A

corticospinal fibers and occulomotor