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Gross Anatomy > Skull Foramina and what they transmit > Flashcards

Skull Foramina and what they transmit Flashcards

1
Q

Cribriform Plate

A

Ethmoid bone

transmits CNI

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2
Q

Anterior Ethmoidal Foramen

A

Anterior ethmoidal VAN

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3
Q

Posterior Ethmoidal Foramen

A

Posterior ethmoidal VAN

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4
Q

Optic Canal

A

Sphenoid bone

transmits CNII and Ophthalmic artery

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5
Q

Superior Orbital Fissure

A

CNIII CNIV CNV, CNV1 CNVI and superior ophthalmic vein

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6
Q

Foramen Rotundum

A

CNV2

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7
Q

Foramen Ovale

A

CNV3, accessory meningeal artery

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8
Q

Foramen Spinosum

A

Middle meningeal artery, recurrent meningeal nerve of CNV3

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9
Q

Foramen Lacerum

A

Spehnoid, temporal, occipital bones

transmitting meningeal branch of ascending pharyngeal artery

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10
Q

Hiatus for greater petrosal nerve

A

Temporal bone

transmits greater petrosal nerve of CNVII, petrosal branch of middle meningeal artery

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11
Q

Hiatus for lesser petrosal nerve

A

temporal bone, transmits lesser petrosal nerve of CNIX

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12
Q

Internal acoustic meatus

A

CNVII, CNVIII, internal labyrinthine artery

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13
Q

Jugular Foramen

A

Petrooccipital fissure
Transmits CNIX CNX CNXI, sigmoid sinus, inferior petrosal sinus, posterior meningeal branches of occipital and ascending pharyngeal arteries

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14
Q

Foramen Magnum

A

Occipital bone

spinal cord, spinal roots of CNXI and vertebral arteries

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15
Q

Hypoglossal canal

A

Occipital bone

Anterior/posterior spinal arteries, dural veins, CNXII, posterior meningeal branch of ascending pharyngeal artery

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16
Q

Petrotympanic Fissure

A

Temporal bone

chorda tympani of CNVII

17
Q

Stylomastoid Foramen

A

Temporal bone

SVE of CNVII

18
Q

Carotid Canal

A

Temporal bone

Internal carotid artery, sympathetic plexus

19
Q

Tympanic canaliculus

A

Temporal bone

Tympanic branch of CNIX

20
Q

Mastoid Canaliculus

A

Temporal bone

Auricular branch of CNX

21
Q

Sphenomaxillary fissure

A

3rd portion of Maxillary artery

22
Q

Pterygopalatine Fossa

A

3rd portion of maxillary artery, pterygopalatine ganglion

23
Q

Sphenopalatine foramen

A

Sphenopalatine artery, nasopalatine nerve, posterior superior lateral nasal nerve

24
Q

Pterygoid canal

A

sphenoid bone

nerve and artery of pterygoid canal

25
Q

Greater palatine canal

A

palatine bone

greater palatine artery and nerve

26
Q

Lesser palatine canal

A

Palatine bone

lesser palatine artery and nerve

27
Q

Supraorbital notch

A

Frontal bone

Supraorbital VAN

28
Q

Infraorbital foramen

A

Maxilla

infraorbital VAN

29
Q

Anterior ethmoidal foramen

A

frontal ethmoidal suture

anterior ethmoidal VAN

30
Q

Posterior ethmoidal foramen

A

frontal ethmoidal suture

Posterior ethmoidal VAN

31
Q

Nasolacrimal canal

A

Maxilla

nasolacrimal duct

32
Q

Inferior orbital fissure

A

infraorbital nerve, orbital and zygomatic nerves, inferior ophthalmic veins

33
Q

zygomaticofacial foramen

A

zygomatic bone

zygomaticofacial VAN

34
Q

Incisive canal

A

maxilla

nasopalatine nerve, greater palatine artery

35
Q

mandibular foramen

A

mandible

inferior alveolar artery and nerve

36
Q

Mental foramen

A

mandible

mental artery

Gross Anatomy (3 decks)

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