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15 Cards in this Set
- Front
- Back
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Foramen cecum
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anterior cranial fossa, frontal bone
emissary vein (1% population) |
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cribiform foramina
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anterior cranial fossa, cribiform plate of ethmoid
axons of olfactory cells in olfactory epithelium that form olfactory nerves |
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anterior and posterior ethmoidal foramina
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anterior cranial fossa, ethmoid bone
vessels and nerves with same names |
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optic canals
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middle cranial fossa, sphenoid
optic nerves (CNII) & opthalmic arteries |
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superior orbital fissure
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middle cranial fossa, sphenoid
opthalmic veins opthalmic nerve (CN V1) CN III, IV & VI Sympathetic fibers |
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foramen rotundum
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middle cranial fossa, sphenoid
maxillary nerve (CN V2) |
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foramen ovale
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middle cranial fossa, sphenoid
mandibular nerve (CN V3) accessory meningeal artery |
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foramen spinosum
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middle cranial fossa, sphenoid
middle meningeal artery & vein meningeal branch of CN V3 |
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foramen lacernum
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middle cranial fossa, temporal bone
deep petrosal nerve some meningeal arterial branches small veins *pass horizontally over foramen, not through. foramen closed by cartilage in life* |
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groove/hiatus of greater petrosal nerve
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middle cranial fossa, temporal bone
greater petrosal nerve petrosal branch of middle meningeal artery |
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foramen magnum
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posterior cranial fossa, occipital bone
medulla & meninges vertebral arteries CN XI dural veins anterior & posterior spinal arteries |
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jugular foramen
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posterior cranial fossa, between temporal and occipital bones
CN IX, X & XI Superior bulb of internal jugular vein Inferior petrosaland sigmoid sinuses Meningeal branches of ascending pharyngeal & occipital arteries |
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hypoglossal canal
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posterior cranial fossa, occipital bone
hypoglossal nerve (CN XII) |
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condylar canal
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posterior cranial fossa, occipital bone
emissary vein that passes from sigmoid sinus to vertebral veins in neck |
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mastoid foramen
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posterior cranial fossa, temporal bone
mastoid emissary vein from sigmoid sinus meningeal branch of occipital artery |
