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Cranial Base - Skull
A -- Foramen of Cranial Base and Structures
Structure | Foramen/Canal etc. | Number |
---|---|---|
Emissary vein of superior sagittal sinus | Foramen cecum | |
anterior ethmoidal artery, vein, and nerve | Nasal slit and Anterior ethmoidal foramen | |
olfactory nerve bundle | Foramen of cribiform plate | |
posterior ethmoidal artery, vein, and nerve | Posterior ethmoidal foramen | |
optic nerve | Optical canal | |
opthalmic artery | Optical canal | |
oculomotor nerve | Superior obital fissure | |
trochlear nerve | Superior obital fissure | |
Lacrimal branch of opthalmic nerve | Superior obital fissure | |
Frontal branch of opthalmic nerve | Superior obital fissure | |
Nasocillary branch of opthalmic nerve | Superior obital fissure | |
Abducent nerve | Superior obital fissure | |
Superior opthalmic vein | Superior obital fissure | |
Maxillary nerve | Foramen rotundum | |
Mandibular nerve | Foramen ovale | |
Accessory meningeal artery | Foramen ovale | |
Lesser petrosal nerve (occasionally) | Foramen ovale | |
Middle meningeal artery and vein | Foramen spinosum | |
Meningeal branch of mandibular nerve | Foramen spinosum | |
Small emissary vein | Sphenoid emissary foramen | |
Internal carotid artery | Carotid canal | |
Internal carotid nerve plexus | Carotid canal | |
Lesser petrosal nerve | Hiatus of lesser petrosal nerve | |
Greater petrosal nerve | Hiatus for greater petrosal nerve | |
Facial nerve | Internal acoustic meatus | |
Vestibulocochlear nerve | Internal acoustic meatus | |
Labyrinthine artery | Internal acoustic meatus | |
Endolymphatic duct | External opening of vestibular aqueduct | |
Emissary vein | Mastoid foramen | |
Inferior petrosal sinus | Jugular foramen | |
Glossopharyngeal nerve | Jugular foramen | |
Vagus nerve | Jugular foramen | |
Accessory nerve | Jugular foramen | |
Sigmoid sinus | Jugular foramen | |
Posterior meningeal artery | Jugular foramen | |
Emissary vein | Condylar canal | |
Meningeal branch of ascending pharyngeal artery | Condylar canal | |
Hypoglossal nerve | Hypoglossal canal | |
Medulla oblongata | Foramen magnum | |
Meninges | Foramen magnum | |
Vertebral arteries | Foramen magnum | |
Meningeal branches of vertebral arteris | Foramen magnum | |
Spinal roots of accessory nerves | Foramen magnum |