Skull Foramen/structure going through it Flashcards
Supraorbital foramen
Supraorbital nerve (Branch of Opthalmic Nerve V1)
Infraorbital foramen
Infraorbital nerve (Branch of maxillary nerve V2)
Foramen cecum
Emissary vein to superior sagittal sinus
Jugular foramen
(9,10,11) Glossopharyngeal nerve (CN IX) Vagus nerve (CN X) Accessory nerve (CN XI)
Hypoglossal canal
Hypoglossal nerve
Foramen magnum
Accessory nerve, vertebral arteries, spinal cord/medulla
Internal auditory meatus
(7,8) Facial nerve (CN VII) Vestibulocochlear nerve (CN VIII) Labyrinthine artery
Carotid canal
Internal carotid artery
Postganglionic sympathetic fibers
Stylomastoid foramen
Facial nerve (CN VII)
Foramen rotundum
Maxillary nerve (V2)
Foramen spinosum
Middle meningeal artery (you can trace the arterial tree out of this foramen)
Parietal foramen (some skulls don’t have this)
Emissary vein
Foramen lacerum
Filled with cartilage during life
Foramen ovale
Mandibular nerve (V3)
Superior orbital fissure
Opthalmic nerve (V1) & (3,4,6) Oculomotor nerve (CN III) Trochlear nerve (CN IV) Abducens nerve (CN VI)
Mental foramen
Mental nerve (branch of mandibular V3)
Optic canal (foramen)
Optic nerve
Opthalmic artery
Sphenopalatine foramen
Sphenopalatine artery
Incisive canal
Nasopalatine nerve
Sphenopalatine vessels
Lacrimal fossa
Lacrimal duct (tears drain into nose)
Greater palatine foramen
Greater palatine vessels and nerve
Lesser palatine foramen
Lesser palatine vessels and nerve
Mandibular foramen
Inferior alveolar vessels and nerve (V3)
