H&N - Skull

Question 1

Anterior cranial fossa foraminae

Answer 1

Foramen cecum

Olfactory foramen in cirbriform plate

Optic canal

Question 2

Structures through foramen cecum

Answer 2

Emissary veins to nasal cavity

Question 3

Structures through ciribriform plate

Answer 3

CN1

Question 4

Structures through optic canal

Answer 4

CN2

Opthalmic artery

Question 5

Bones that make up the anterior cranial fossa

Answer 5

Frontal and sphenoid

Question 6

Middle cranial fossa foramenae

Answer 6

Superior orbital fissure

Foramen rotundom

Foramen ovale
Foramen spinosum

Foraman lacerolum

Carotid canal

Question 7

Structures through superior orbital fissure

Answer 7

CN3,4,V1,6

Opthalmic veins

Question 8

Structures through foramen rotundum

Answer 8

CN5V2

Question 9

Structures through foramen ovale

Answer 9

OVALE

O tic ganglion
V3 (Mandibular nerve:3rd branch of trigeminal)
A ccessory meningeal artery
L esser petrosal nerve (of CN9)
E missary veins

Question 10

Structures through foramen spinosum

Answer 10

Middle meningeal artery (branch of maxillary artery)

Question 11

Structures through carotid canal

Answer 11

Internal carotid artery

Question 12

Bones forming Middle craninal fossa

Answer 12

Sphenoid and temporal

Question 13

Posterior cranial fossa foraminae

Answer 13

Foramen magnum

Internal acoustic meatus

Jugular foramen

Hypoglossal canal

Condylar canal

Question 14

Structures through internal auditory meatus

Answer 14

CN7,8

Labyrinthine artery

Question 15

Structures through Jugular foramen

Answer 15

CN9,10,11

Inferior petrosal sinus, sigmoid sinus (forming internal jugular vein)

Question 16

Structures through hypoglossal canal

Answer 16

CN12

Meningeal branch of the ascending pharyngeal artery

Question 17

Structures through condylar canal

Answer 17

Emissary veins

Question 18

Structures through foramen magnum

Answer 18

End of brainstem/beginning of spinal cord

Vertebral arteries

Spinal roots of the accessory nerve

Meninges

Question 19

Which bones make up the posterior cranial fossa

Answer 19

Occipital and temporal

(small part of sphenoid and parietal)

Question 20

Structures through foramen lacerum

Answer 20

Greater petrosal nerve (branch of facial nerve)

Question 21

Greater petrosal nerve supplies

Answer 21

Branch of facial nerve

Glands above the level of mouth

(eg lacrimal gland)

Question 22

Lesser petrosal nerve supplies

Answer 22

Branch of CNIX glossopharyngeal

Supplies parotid gland

Question 23

Structures through supra-orbital foramen

Answer 23

Supra-orbital nerve and vessels

Question 24

Structures through infra-orbital foramen

Answer 24

Infra-orbital nerve and vessels

Question 25

Structures through mental foramen

Answer 25

Mental nerve and vessels

Question 26

Structures through parietal foramen

Answer 26

Emissery veins

Question 27

Structures through incisive foramen

Answer 27

Nasopalatine nerve Sphenopalatine vessels

Question 28

Structures through greater palatine foramen

Answer 28

Greater palatine nerve and vessels

Question 29

Structures though lesser palatine foramina

Answer 29

lesser palatine nerve and vessels

Question 30

Structures through pterygoid canal

Answer 30

pterygoid nerve and vessels

Question 31

Structures through foramen lacerum

Answer 31

filled with cartilage

Question 32

Structures through formen magnum

Answer 32

Spinal cord Vertebral arteries Anterior and posterior spinal arteries Root of CN11 Meninges

Question 33

Structures through condylar canal

Answer 33

emissary veins

Question 34

Structures through stylomastoid foramen

Answer 34

CN7

Question 35

Which bones form the pterion region

Answer 35

Frontal Parietal Sphenoid Temporal

Question 36

Structures through the inferior orbital fissure

Answer 36

Zygomatic n Inferior opthalmic v Maxillary n

Question 37

Which CN innervates levator palpebrae superioris

Answer 37

CN3

Question 38

Which branch of trigeminal nerve has both motor and sensory innervations

Answer 38

Mandibular