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anatomy > Foramina of the skull > Flashcards

Foramina of the skull Flashcards

1
Q

Foramen caecum

A

Emissary veins to nasal cavity

Anteror cranial fossa

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2
Q

Olfactory foramina

A

Cribriform plate: olfactory nerve (CN I)

Anterior cranial fossa

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3
Q

Optic canal

A

Optic nerve CN II

Opthalmic artery

Anterior cranial fossa

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4
Q

Superior orbital fissure

A

Oculomotor nerve (III)

Trochlear nerve (IV)

Opthalmic division of trigeminal nerve V1

Abducens (VI)

Opthalmic veins

3,4,5,6 v

Middle cranial fossa

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5
Q

Foramen rotundum

A

Maxillary division of trigeminal nerve V2

Middle cranial fossa

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6
Q

Foramen ovale

A

Mandibular division of trigeminal nerve V3

Lesser petrosal nerve

Middle cranial fossa

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7
Q

Foramen spinosum

A

Middle meningeal artery

Middle cranial fossa

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8
Q

Hiatus for the greater petrosal nerve

A

Greater petrosal nerve

Middle cranial fossa

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9
Q

Hiatus for the lesser petrosal nerve

A

Lesser petrosal nerve

Middle cranial fossa

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10
Q

Foramen magnum

A

End of brainstem

Vertebral arteries

Spinal roots of the accessory nerve

Meninges

Posterior cranial fossa

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11
Q

Internal acoustic meatus

A

Facial nerve VII

Vestibulocochlear nerve VIII

Labyrinthine artery

Posterior cranial fossa

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12
Q

Jugular foramen

A

Glossopharyngeal nerve IX

Vagus nerve X

Accessory nerve XII

Inferior petrosal sinus

Sigmoid sinus

Posterior cranial fossa

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13
Q

Hypoglossal canal

A

Hypoglossal nerve VII

Meningeal branch of ascending pharyngeal artery

Posterior cranial fossa

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14
Q

Condylar canal

A

Emissary vein

Posterior cranial fossa

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15
Q

Passes through foramen ovale

A 
O tic ganglion
V3 (Mandibular nerve:3rd branch of trigeminal)
A ccessory meningeal artery
L esser petrosal nerve
E missary vein
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16
Q

Structures passing through superior orbital fissure

A

Live frankly to see absolutely no insult

Lacrimal
Frontal
Trochlear
Superior Division of Oculomotor
Abducens
Nasociliary
Inferior Division of Oculomotor nerve

anatomy (22 decks)

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