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NE Exam 1 > Foramen And Canals > Flashcards

Foramen And Canals Flashcards

1
Q

Which bone makes up the stylomastoid foramen, carotid canal, internal acoustic meatus and the foramen lacerum?

A

Temporal bone

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2
Q

What bone makes up the pterygoid canal, optic canal, foramen ovale, spinosum, rotundum and superior orbital fissure?

A

Sphenoid bone

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3
Q

What bone makes up the jugular foramen, hypoglossal canal and foramen magnum?

A

Occipital

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4
Q

Which bone makes up the cribiform plate?

A

Ethmoid bone

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5
Q

What bone forms the infraorbital foramen?

A

Zygomatic process of maxilla

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6
Q

What forms the inferior orbital fissure?

A

Between the greater wing of sphenoid and orbital surface of the maxilla

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7
Q

What passes through the cribiform plate?

A

Olfactory nerve

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8
Q

What passes through the optic canal?

A

Optic nerve and ophthalmic A

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9
Q

What passes through the superior orbital fissure?

A

Oculomotor nerve, trochlear nerve, ophthalmic nerve (CN V1), abducens N and superior ophthalmic vein
Frontal, nasociliary and lacrimal nerves

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10
Q

What passes through the foramen rotundum?

A

Maxillary N (V2)

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11
Q

What passes through the foramen ovale?

A

Mandibular nerve (V3), lesser petrosal N and accessory meningeal A

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12
Q

What passes through the foramen spinosum?

A

Middle meningeal A and V

Meningeal branch of mandibular nerve (V3)

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13
Q

What passes through the foramen lacerum?

A

Nothing passes through it because it is covered in cartilage
Internal carotid A and greater petrosal N pass over it

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14
Q

What passes through the carotid canal?

A

Internal carotid A and internal carotid nerve plexus

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15
Q

What passes through the internal acoustic meatus?

A

Facial nerve and vestibulocochlear N

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16
Q

What passes through the jugular foramen?

A

Inferior petrosal sinus, sigmoid sinus
Glossopharyngeal N, vagus N, accessory N
Posterior meningeal A
Internal jugular V

17
Q

What passes through the hypoglossal canal?

A

Hypoglossal N

18
Q

What passes through the foramen magnum?

A

Meninges, vertebral arteries, meningeal branches of vertebral arteries
Spinal root of accessory nerve

NE Exam 1 (20 decks)

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