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Brain Foramen
Med 1
Wass the hole | Wass in it |
---|---|
Cribriform Plate | CN1 Olfactory, sensory. Only CN w/o thalamic relay to cortex |
Optic Canal | CN2 Optic, sensory. Ophthalmic artery |
Superior Orbital Fissure | CN3 (Occulomotor, motor), 4 (Trochlear, motor), 6 (Abducens, motor), 5-1 (Ophthalmic [lacrimal, frontal, nasociliary branches], sensory) |
Foramen Rotundum | CN 5-2 Maxillary, sensory |
Foramen Ovale | CN 5-3 Mandibular, motor/sensory. General sensation on anterior 2/3 of tongue |
Foramen Spinosum | Middle meningeal artery, rupture=epidural hematoma, CT shows blood collecting and NOT CROSSING suture line |
Internal Auditory Meatus | CN 7 (Facial, motor/sensory. Taste anterior 2/3 of tongue, salivation [submandibular, sublingual glands], exits via stylomastoid foramen), 8 (Vestibulocochlear, sensory) |
Jugular Foramen | CN 9 (Glossopharyngeal, motor/sensory. Taste and sensation posterior 1/3 of tongue, salivation [parotid gland]), 10 (Vagus, motor/sensory. Swallowing, talking, coughing), 11 (Accessory, motor) |
Hypoglossal Canal/ Condylar canal | CN 12 Hypoglossal, motor |