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NBDE I > Neurovascular Pathways Through the Skull Base > Flashcards

Neurovascular Pathways Through the Skull Base Flashcards

1
Q

What passes through the Cribriform Plate?

A

Olfactory nerve, anterior and posterior ethmoidal aa, and ethmoidal vv

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2
Q

What passes through the Optic Canal?

A

Optic nerve, Ophthalmic a

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3
Q

What passes through the Superior Orbital Fissure?

A

Occulomotor nerve, Trochlear nerve, Abducens nerve, Ophthalmic nerve

Superior and Inferior Ophthalmic vv

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4
Q

What passes through the Foramen Rotundum?

A

Maxillary nerve

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5
Q

What passes through the Foramen Ovale?

A

Mandibular nerve, Lesser petrosal nerve from CN IX

Accessory meningeal a

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6
Q

What passes through the Foramen Spinosum?

A

Recurrent Meningeal nerve from Mandibular nerve

Middle meningeal a

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7
Q

What passes through the Carotid canal?

A

INternal carotid a which has the carotid plexus

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8
Q

What passes through the Canal for the greater petrosal n?

A

Greater Petrosal nerve (from CN VII) and the superficial petrosal a

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9
Q

What passes through the Internal Acoustic meatus?

A

Facial nerve and Vestibulocochlear nerve

Labyrinthine aa and vv

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10
Q

What passes through the Jugular Foramen?

A

Glossopharyngeal, Vagus, and Accessory nerve

Internal jugular v, sigmoid sinus, posterior meningeal a, inferior petrosal sinus

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11
Q

What passes through the Hypoglossal canal?

A

Hypoglossal nerve

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12
Q

What passes through the Foramen Magnum?

A

Medulla oblongata, Accessory nerve

Vertebral aa, anterior and posterior spinal aa, emissary vv

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13
Q

What passes through the Incisive canal?

A

Nasopalatine n

Branch of the greater palatine a

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14
Q

What passes through the Greater Palatine Foramen?

A

Greater Palatine n and a

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15
Q

What passes through the Lesser Palatine Foramen?

A

Lesser Palatine n and aa

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16
Q

What passes OVER the Foramen lacerum?

A

Deep petrosal n

Greater petrosal n from facial

17
Q

What passes through the Petrotympanic fissure?

A

Chorda tympani from CN VII and the anterior tympanic a

18
Q

What passes through the Stylomastoid foramen?

A

Facial nerve adn stylomastoid a

NBDE I (1 decks)

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