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Head and Neck > Cranial Fossa Contents > Flashcards

Cranial Fossa Contents Flashcards

1
Q

Foramina present in ant cranial fossa include

A

Foramen caecum
Cribiform plate
Ant and post ethmoidal forsmen

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2
Q

Content of foramen caecum

A

NASAL EMISSARY VEIN

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3
Q

Content of cribiform plate

A

Olfactory nerve CN1

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4
Q

Content of ant and post ethmoidal foramen

A

Ant and post ethmoidal nerves and vessels

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5
Q

Foramen present in middle cranial fossa include

A

Optic canal
Superior orbital fissure
Foramen rotundum
Foramen ovale
Foramen spinosum
Foramen lacerum
Groove or hiatus of greater petrosal nerve

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6
Q

Content of optic canal

A

Optic nerve
Ophthalmic artery

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7
Q

Content of superior orbital fissure

A

Oculomotor nerve
Trochlear nerve
Abducens nerve
Opthalmic branch of trigeminal nerve
Sup opthalmic vein

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8
Q

Content of foramen rotundum

A

Maxillary branch of trigeminal

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9
Q

Content of foramen ovale

A

Mandibular branch of trigeminal
Accessory meningeal artery
Lesser Petrosal nerve
Emissary vein connecting cavernous sinus with pterygoid plexus of veins

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10
Q

Content of foramen spinosum

A

Middle meningeal artery and vein
Meningeal division of mandibular branch of trigeminal

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11
Q

Content of foramen lacerum

A

Deep petrosal nerve
Greater petrosal nerve
They unite to form nerve of pterygoid canal

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12
Q

Content of internal acoustic meatus

A

Facial nerve
Vestibulocochlear nerve

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13
Q

Groove of greater petrosal nerve

A

Greater petrosal nerve
Petrosal branch of middle meningeal artery

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14
Q

Foramina present in post cranial fossa include

A

Foramen magnum
Jugular foramen
Hypoglossal canal
Condylar canal
Carotid canal
Mastoid foramen
Stylomastoid foramen

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15
Q

Content of foramen magnum

A

Meninges
Medulla
Vertebral arteries
Spinal root of accessory nerve
Dural veins
Ant and post spinal arteries
Tectorial membrane

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16
Q

Contents of jugular foramen

A

Glossopharyngeal nerve
Vagus nerve
Accessory nerve
IJV
Inferior petrosal sinus
Meningeal branch of ascending pharyngeal artery

17
Q

Content of hypoglossal canal

A

Hypoglossal nerve
Meningeal branch of ascending pharyngeal artery
Emissary vein connecting sigmoid sinus with IJV

18
Q

Content of mastoid foramen

A

Mastoid emissary vein from sigmoid sinus
Meningeal branch of occipital artery

19
Q

Content of condylar canal

A

Emissary vein that passes from sigmoid sinus to vertebral veins in the neck

20
Q

Content of carotid canal

A

Internal carotid artery
Venous and sympathetic plexuses around internal carotid artery

21
Q

Contents of incisive foramen

A

Greater Palatine vessels
Nasopalatine nerve

22
Q

Content of greater Palatine foramen

A

Greater Palatine vessels
Ant Palatine nerve

23
Q

Contents of Lesser Palatine foramen

A

Middle Palatine nerve
Post Palatine nerve

24
Q

Content of stylomastoid foramen

A

Facial nerve
Stylomastoid branch of post auricular artery

Head and Neck (12 decks)

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