Foramina of the Skull Flashcards
Foramen Spinosum
Middle Meningeal A.
Meningeal N. (V3)
Foramen Cecum
emissary vein, nasal cavity -> superior sagittal sinus
CN V2 (Maxillary Nerve)
Foramen Rotundum
Foramen Rotundum
CN V2 (Maxillary Nerve)
Superior Orbital Fissure
CN III (Oculomotor Nerve)
CN IV (Trochlear Nerve)
CN V1 (Ophthalmic Nerve)
CN VI (Abducens Nerve)
Ophthalmic Veins
Internal Acoustic Meatus
CN VII (Facial)
CN VIII (Vestibulocochlear)
CN VII (Facial)
CN VIII (Vestibulocochlear)
Internal Acoustic Meatus
Cribriform Plate
foramina transmit filaments of CN I
Foramen Magnum
Brain stem/Spinal cord junction
Spinal Accessory Nerve
Vertebral Arteries
Foramen Lacerum
covered by cartilage
ICA courses over superior surface of the cartilage en route to the cavernous sinus
Hypoglossal Nerve (CN XII)
Hypoglossal Canal
covered by cartilage
ICA courses over superior surface of the cartilage en route to the cavernous sinus
Foramen Lacerum
emissary vein, nasal cavity -> superior sagittal sinus
Foramen Cecum
Optic Canal
CN II (Optic Nerve)
Ophthalmic Artery
CN IX (Glossopharyngeal)
CN X (Vagus)
CN XI (Spinal Accessory)
Inferior Petrosal Sinus
Jugular Bulb
Jugular Foramen