Cranial Nerves Dural And Skull Exit Flashcards

1
Q

1

A

Olfactory nerve

S: Cribiform plate

D: Cribiform plate

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2
Q

2

A

Optic nerve

D: Posterior pole of eyeball

S: Optic canal

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3
Q

3

A

Oculomotor nerve

D: Cavernous sinus (lateral wall) b.w the ant and post petroclinoid folds

S: Sup orbital fissure

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4
Q

4

A

Torchlear

D: Cavernous sinus (lateral wall) enters within the petroclinoid fold

S: Sup orbital fissure

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5
Q

5

A

Trigeminal

D: V1/V2: Cavernous sinus V3: Foramen ovale (meckels cave)

S: V1: Sup orbital fissure V2: Rotundum V3: Ovale

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6
Q

6

A

Abducent

D: Cavernous sinus (freely) Ascends in the dorellos canal, far below the post petroclinoid fold

S: Sup orbital fissure

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7
Q

7

A

Facial

Fundus of internal acoustic meatus

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8
Q

8

A

Vestibulocochlear

Fundus of internal acoustic meatus

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9
Q

9

A

Glossopharyngeal

Jugular foramen (anterior pars nervosa)

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10
Q

10

A

Vagus

Jugular foremen (anterior pars nervosa)

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11
Q

11

A

Accessory

Jugular foramen

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12
Q

12

A

Hypoglossal

Hypoglossal canal

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