Contents of Skull Structures

Question 1

Through which skull structure does the following structure pass?
Olfactory nerve bulbs (CN I)

Answer 1

Cribiform plate foramina

Question 2

Through which skull structure does the following structure pass?
Internal carotid artery

Answer 2

Carotid canal

Question 3

Through which skull structure does the following structure pass?
Sympathetic plexus

Answer 3

Carotid canal

Question 4

Through which skull structure does the following structure pass?
CN V3 (mandibular division)

Answer 4

Foramen ovale

Question 5

Through which skull structure does the following structure pass?
Lesser petrosal nerve

Answer 5

• Foramen ovale

- Hiatus for lesser petrosal nerve

Question 6

Through which skull structure does the following structure pass?
Accessory meningeal artery

Answer 6

Foramen ovale

Question 7

Through which skull structure does the following structure pass?
CN V2 (maxillary division)

Answer 7

• Foramen rotundum

- Pterygopalatine fossa

Question 8

Through which skull structure does the following structure pass?
Middle meningeal artery

Answer 8

Foramen spinosum

Question 9

Through which skull structure does the following structure pass?
Middle meningeal vein

Answer 9

Foramen spinosum

Question 10

Through which skull structure does the following structure pass?
Nervous spinosum (meningeal branch of CN V3)

Answer 10

Foramen spinosum

Question 11

Through which skull structure does the following structure pass?
Greater petrosal nerve

Answer 11

Hiatus for the greater petrosal nerve

Question 12

Through which skull structure does the following structure pass?
Infraorbital nerve, artery and vein between inferior ophthalmic vein and pterygoid plexus

Answer 12

Inferior orbital fissure

Question 13

Through which skull structure does the following structure pass?
CN II

Answer 13

Optic canal

Question 14

Through which skull structure does the following structure pass?
Opthalmic artery

Answer 14

Optic canal

Question 15

Through which skull structure does the following structure pass?
CN III

Answer 15

Superior orbital fissure

Question 16

Through which skull structure does the following structure pass?
CN IV

Answer 16

Superior orbital fissure

Question 17

Through which skull structure does the following structure pass?
CN VI

Answer 17

Superior orbital fissure

Question 18

Through which skull structure does the following structure pass?
Nasociliary branches of V1 (ophthalmic n)

Answer 18

Superior orbital fissure

Question 19

Through which skull structure does the following structure pass?
Frontal branches of V1 (ophthalmic n)

Answer 19

Superior orbital fissure

Question 20

Through which skull structure does the following structure pass?
Lacrimal branches of V1 (ophthalmic n)

Answer 20

Superior orbital fissure

Question 21

Through which skull structure does the following structure pass?
Ophthalmic vein

Answer 21

Superior orbital fissure

Question 22

Through which skull structure does the following structure pass?
CN XI (ascending; spinal roots)

Answer 22

Foramen magnum

Question 23

Through which skull structure does the following structure pass?
Vertebral artery

Answer 23

Foramen magnum

Question 24

Through which skull structure does the following structure pass?
Spinal artery and vein

Answer 24

Foramen magnum

Question 25

Through which skull structure does the following structure pass? Meningeal branches of vertebral arteries

Answer 25

Foramen magnum

Question 26

Through which skull structure does the following structure pass? CN XII

Answer 26

Hypoglossal canal

Question 27

Through which skull structure does the following structure pass? CN VII

Answer 27

- Internal acoustic meatus | - Stylomastoid foramen

Question 28

Through which skull structure does the following structure pass? CN VIII

Answer 28

Internal acoustic meatus

Question 29

Through which skull structure does the following structure pass? Labyrinthe artery

Answer 29

Internal acoustic meatus

Question 30

Through which skull structure does the following structure pass? CN IX

Answer 30

Jugular foramen

Question 31

Through which skull structure does the following structure pass? CN X

Answer 31

Jugular foramen

Question 32

Through which skull structure does the following structure pass? CN XI

Answer 32

Jugular foramen

Question 33

Through which skull structure does the following structure pass? Meningeal branches of occipital artery

Answer 33

Jugular foramen

Question 34

Through which skull structure does the following structure pass? Anterior ethmoidal nerve (of nasociliary), artery (of ophthalmic), and vein

Answer 34

Anterior ethmoidal foramen

Question 35

Through which skull structure does the following structure pass? Infraoribital nerve

Answer 35

Infraorbital foramen

Question 36

Through which skull structure does the following structure pass? Nasolacrimal duct

Answer 36

Nasolacrimal canal

Question 37

Through which skull structure does the following structure pass? Posterior ethomoidal nerve (of nasociliary) and artery (of ophthalmic)

Answer 37

Posterior ethmoidal foramen

Question 38

Through which skull structure does the following structure pass? Supraorbital nerve, artery, and vein

Answer 38

Supraorbital foramen (notch)

Question 39

Through which skull structure does the following structure pass? Posterior superior alveolar nerve, artery, and vein

Answer 39

- Posterior superior alveolar foramen - Pterygomaxillary fissure - Pterygopalatine fossa (nerve)

Question 40

Through which skull structure does the following structure pass? Zygomaticofacial nerve

Answer 40

Zygomaticofacial foramen

Question 41

Through which skull landmark does the following structure pass? Pterygopalatine ganglion and branches

Answer 41

Pterygopalatine fossa

Question 42

Through which skull structure does the following structure pass? Maxillary artery

Answer 42

- Pterygomaxillary fissure | - Pterygopalatine fossa

Question 43

``` Through which skull structure does the following structure pass? Nasopalatine nerve (from V2) ```

Answer 43

- Sphenopalatine foramen - Pterygopalatine fossa - Incisive foramen

Question 44

Through which skull structure does the following structure pass? Posterior lateral nasal nerve, artery, and vein

Answer 44

Sphenopalatine foramen

Question 45

``` Through which skull structure does the following structure pass? Zygomaticotemporal nerve (of maxillary) ```

Answer 45

Zygomaticotemporal foramen

Question 46

Through which skull structure does the following structure pass? Inferior alveolar nerve, artery, and vein

Answer 46

Mandibular foramen

Question 47

Through which skull structure does the following structure pass? Emissary vein from sigmoid sinus

Answer 47

Condylar canal

Question 48

Through which skull structure does the following structure pass? Meningeal branch of ascending pharyngeal artery

Answer 48

- Jugular foramen | - Condylar canal

Question 49

Through which skull structure does the following structure pass? Greater palatine artery

Answer 49

Greater palatine canal

Question 50

Through which skull structure does the following structure pass? Greater palatine nerve

Answer 50

- Greater palatine foramen | - Pterygopalatine fossa

Question 51

Through which skull structure does the following structure pass? Lesser palatine artery

Answer 51

- Greater palatine canal | - Lesser palatine foramen

Question 52

Through which skull structure does the following structure pass? Sphenopalatine artery

Answer 52

- Incisive foramen | - Pterygopalatine fossa

Question 53

Through which skull structure does the following structure pass? Lesser palatine nerve (maxillary)

Answer 53

- Lesser palatine foramen | - Pterygopalatine fossa

Question 54

Through which skull structure does the following structure pass? Tendon of tensor veli palatini

Answer 54

Hamulus of medial pterygoid plate

Question 55

Through which skull structure does the following structure pass? Greater and deep petrosal nerve (nerve of pterygoid canal or vidian nerve)

Answer 55

Pterygoid (vidian) canal

Question 56

Through which skull structure does the following structure pass? Artery of pterygoid canal

Answer 56

- Pterygoid (vidian) canal) | - Pterygopalatine fossa

Question 57

Through which skull structure does the following structure pass? Lesser palatine vein

Answer 57

Lesser palatine foramen

Question 58

Through which skull structure does the following structure pass? Tympanic branch of IX

Answer 58

Tympanic canaliculus

Question 59

Through which skull structure does the following structure pass? Chorda tympani

Answer 59

Petrotympanic fissure

Question 60

Through which skull structure does the following structure pass? Attachment of tensor veli palatini muscle

Answer 60

Scaphoid fossa

Question 61

Through which skull structure does the following structure pass? Nerve of pterygoid canal

Answer 61

Pterygopalatine fossa

Question 62

Through which skull structure does the following structure pass? Infraoribital artery

Answer 62

Pterygopalatine fossa

Question 63

Through which skull structure does the following structure pass? Central artery of the retina

Answer 63

Orbit