CRANIAL NERVES/FORAMEN Flashcards

1
Q

cribiform plate

A

olfactory n

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2
Q

optic foramen

A

optic n
ophthalmic a
central retinal a

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3
Q

superior orbital fissure

A
CN III
CN IV
CN Vi
CN VI
ophthalmic v
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4
Q

foramen rotundum

A

CN Vii

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5
Q

foramen ovale

A

CN Viii
accessory meningeal a
lesser petrosal n

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6
Q

foramen spinosum

A

middle meningeal a

recurrent br of mandibular n

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7
Q

foramen lacerum

A

meningeal br of ascending pharyngeal a
greater petrosal n. (CN VII)
deep petrosal n from carotid plexus
emissary v from pterygoid venous plexus

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8
Q

coratid canal (Ant. opening)

A

internal carotid a.
deep petrosal n. from carotid plexus
postganglionic sympathetics

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9
Q

hiatus of the facial canal

A

greater petrosal n

petrosal br of middle meningeal a

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10
Q

hiatus of the lesser petrosal

A

br. of CN IX

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11
Q

internal acoustic meatus

A

CN VII
CN VIII
internal auditory br of basilar a

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12
Q

jugular foramen

A

internal jugular v
CN IX
CN X
CN XI

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13
Q

hypoglossal canal

A

CN XII

meningeal br. of ascending pharyngeal

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14
Q

foramen magnum

A
junction of brainstem and spinal cord
vertebral aa
CN XI
ant. and post spinal a & v
alar ligaments
atypical ligaments
tectoral membrane
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15
Q

incisive canal

A

nasopalatine br of sphenopalatine n and vessels

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16
Q

greater palatine foramen

A

greater palatine n and vessels

17
Q

lesser palatine foramen

A

lesser palatine n and vessels

18
Q

pterygoid canal

A

Vivian n

pterygoid a br of maxillary a

19
Q

stylomastoid foramen

A

facial n proper

  • auricular
  • temporal
  • zygomatic
  • buccal
  • mandibular
  • cervical
20
Q

petrotympanic fissure

A

chorda tympani br of CN VII

anterior tympanic br of maxillary a

21
Q

posterior condylar canal

A

emissary v

22
Q

supraorbital foramen

A

supraorbital br of CNVi

supraorbital a/v

23
Q

infraorbital foramen

A

infraorbital br of CN Vii

infraorbital vessels

24
Q

mental foramen

A

mental n and vessels

25
Q

anterior ethmoidal foramen

A

anterior ethmoidal n and artery

26
Q

posterior ethmoidal foramen

A

posterior ethmoidal n and vessels

27
Q

zygomatico-orbital foramen

A

zygomatic n of CN Viii

28
Q

zygomaticofacial foramen

A

zygomaoicofacial br of zygomatic br of CN Vii

29
Q

zygomaticotemporal foramen

A

zygomaticotemporal br of zygomatic br of CN Vii

30
Q

pterygomaxillary fissure

A

maxillary a
maxillary v
posterior superior alveolar n

31
Q

pterygopalatine canal

A

descending palantine n and vessels