Cranial Fossae Flashcards

1
Q

Anterior fossa

A

Cribriform plate

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2
Q

Middle fossa

A
Optic canal
Superior orbital fissure
Foramen rotundum 
Foramen ovale
Foramen spinosum
Foramen lacerum
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3
Q

Posterior fossa

A

Internal auditory meatus
Jugular foramen
Hypoglossal canal
Foramen magnum

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4
Q

Cribriform plate

A

CN 1

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5
Q

Optic canal

A

CN 2, opthalmic artery

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6
Q

Superior orbital fissure

A

CNs 3, 4, 6, opthalmic nerve and veins

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7
Q

Foramen rotundum

A

Maxillary nerve (V2)

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8
Q

Foramen ovale

A

Mandibular nerve (V3)

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9
Q

Foramen spinosum

A

Middle meningeal artery

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10
Q

Foramen lacerum

A

Closed by cartilage

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11
Q

Internal auditory meatus

A

CNs 7, 8

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12
Q

Jugular foramen

A

CNs 9, 10, 11

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13
Q

Hypoglossal canal

A

CN 12

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14
Q

Foramen magnum

A

CN 11, spinal cord, vertebral arteries

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