lecture 8 - foramina and other apertures of cranial fossae and contents

Question 1

nasal emissary vein (1% of population)

Answer 1

foramen cecum

Question 2

Axons of olfactory cells in olfactory epithelium that form olfactory nerves

Answer 2

cribriform foramina in cribriform plate

Question 3

vessels and nerves with same name

Answer 3

Anterior and posterior ethmoidal foramina

Question 4

optic nerves (CN II) and ophthalmic arteries

Answer 4

Optic canals

Question 5

ophthalmic veins, ophthalmic nerve(CN V), CN III, IV, and VI; and sympathetic fibers

Answer 5

superior orbital fissure

Question 6

Maxillary nerve (V2)

Answer 6

Foramen rotundum

Question 7

Mandibular nerve (CN V3) and accessory meningeal artery

Answer 7

foramen ovale

Question 8

Middle meningeal artery and vein and meningeal branch of CN V3

Answer 8

Foramen spinosum

Question 9

Deep petrosal nerve and some meningeal arterial branches and small veins

Answer 9

foramen lacerum

Question 10

Greater petrosal nerve and petrosal branch of middle meningeal artery

Answer 10

groove or hiatus of greater petrosal nerve

Question 11

Medulla and meninges, vertebral arteries, CN XI, dural veins, anterior and posterior spinal arteries

Answer 11

Foramen magnum

Question 12

CN IX, X and XI superior bulb of internal jugular vein; inferior petrosal and sigmoid sinuses; and meningeal branches of ascending pharyngeal and occipital arteries

Answer 12

Jugular foramen

Question 13

hypoglossal nerve (CN XII)

Answer 13

Hypoglossal canal

Question 14

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

Answer 14

Condylar canal

Question 15

Mastoid emissary vein from sigmoid sinus and meningeal branch of occipital artery

Answer 15

Mastoid foramen

Question 16

pterygoid canal

Answer 16

vidian nerve vessels

Question 17

internal carotid a, carvernous sinus

Answer 17

carotid sulcus