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Foramen of the Skull
N/A
15
Anatomy
Undergraduate 3
09/24/2012

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Term
Foramen cecum
Definition
Nasal emissary vein (1% of population)
Term
Foramina in cribriform plate
Definition
Axon of olfactory cells in olfactory epithelium that form olfactory nerves
Term
Anterior and posterior ethmoidal foramina
Definition
vessels and nerves with same names
Term
Optic canals
Definition
Optic nerves (CN II) and ophthalmic arteries
Term
Superior orbital fissures
Definition
Ophthalmic veins, ophthalmic nerve (CNV1), CN III, IV, VI, and sympathetic fibers
Term
Foramen rotundum
Definition
Maxillary nerve (CN V2)
Term
Foramen ovale
Definition
Mandibular nerve (CN V3) and accessory meningeal artery
Term
Foramen spinosum
Definition
Middle meningeal artery and vein and meningeal branch of CN V3
Term
Foramen lacerum
Definition
Internal carotid artery and its accompanying sympathetic and venous plexuses
Term
Groove or hiatus of greater petrosal nerve
Definition
Greater petrosal nerve and petrosal branch of middle meningeal artery
Term
Foramen Magnum
Definition
Medulla and meninges, vertebral arteries, spinal roots of CN XI, dural veins, anterior and posterior spinal arteries
Term
Jugular foramen
Definition
CNs IX, X, and XI, superior bulb of internal jugular vein, inferior petrosal and sigmoid sinuses, and meningeal branches of ascending pharyngeal and occipital arteries
Term
Hypoglossal Canal
Definition
Hypoglossal nerve (CN XII)
Term
Condylar canal
Definition
Emissary vein that passes from sigmoid sinuses to vertebral veins in neck
Term
Mastoid foramen
Definition
Mastoid emissary vein from sigmoid sinus and meningeal branches of occipital artery
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