Holes in the Skull Flashcards
cribriform plate of the ethmoid bone
CN I
Optic canale
CN II, Ophthalmic artery
Internal acoustic meatus
CN VII, CN VIII
Superior orbital fissure
CN III, CN IV, CN VI, CN V/V1, superior ophthalmic veins
foramen magnum
CN XI as it enters cranial cavity
jugular foramen
CN XI (as it exits cranial cavity), CN IX, CN X
hypoglossal canal
CN XII
Stylomastoid foramen
somatic motor and somatic sensory branches of CN VII (external ear, n. to stylohyoid, n. to posterior belly of digastric, posterior auricular nerve)
foramen rotundum
CN V/V2
foramen ovale
O-otic ganglion V-V3 A-accessory meningeal artery L-lesser petrosal nerve E-emissary veins
foramen spinosum
middle meningeal artery, middle meningeal veins, meningeal branch of V3
foramen lacerum
greater petrosal nerve
carotid canal
internal carotid artery, internal carotid nerve plexus
greater palatine foramen
greater palatine nerve, greater palatine artery
incisive foramen
nasopalatine nerve, sphenopalatine artery
Facial canal
CN VII, CN XII
mandibular foramen
inferior alveolar nerve
infraorbital foramen
infraorbital nerve
supraorbital foramen
supraorbital nerve
mental foramen
mental nerve and artery
petrotympanic fissure
chorda tympani
infraorbital groove
infraorbital vessels and nerves
anterior ethmoidal/posterior ethmoidal foramina
a/p ethmoidal nerves from nasociliary
Transverse foramina of C3-C7
vertebral artery and vein, sympathetic nerve plexus
