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Middle Cranial Fossa (Foramina (Foramen lacerum (irrigular) (between…
Middle Cranial Fossa
Anteriorly
lesser wing of sphenoid
Posteriorly
superioir border of petrous part of temporal
Centrally
Sella tursica
Laterally
Squamous part of temporal
greater wing of sphenoid
Parietal bone
Foramina
Optic canal
found on the lesser wing
contains optic nerve
Superioir orbital fissure
between lesser and greater wings
Foramen rotundum
(round)
found on greater wing
trigeminal nerve V2 (maxillary branch)
Foramen ovale
found on greater wing
trigeminal nerve V3 (mandibular branch)
Foramen spinosum
(small)
found on greater wing
middle meningeal artery
Foramen lacerum
(irrigular)
between sphenoid and temporal bone
small blood vessels
inferior opening covered by cartilage
Butterflied shape
Contain temporal lobes of brain