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Supraorbital foramen
above each orbit
external acoustic meatus
canal leading to eardrum
stylomastoid foramen *
Opening between styloid and mastoid processes. CRANIAL NERVE VII LEAVES
Jugular foramen ***
medial to stylomastoid foramen. CRANIAL NERVES IX, X, XI PASS
carotid canal
anterior to jugular foramen.
internal acoustic meatus **
anterior to jugular foramen. CRANIAL NERVES VII and VIII PASS
foramen lacerum
Diagonally medial to carotid canal
Foramen magnum
largest opening in occipital bone. spinal cord passes
Hypoglossal canal *
Opening on inside of occipital condyles. CRANIAL NERVE XII passes
superior orbital fissures ****
openings in orbits. CRANIAL NERVES III, IV, V, VI pass
inferior orbital fissures
inferior to superior orbital fissures
optic canal *
opening in lesser wings. CRANIAL NERVE II
foramen rotundum *
opening lateral to sella turcica. CRANIAL NERVE V PASSES
foramen ovale *
opening posterior to sella turcica and posterior to foramen rotundum. CRANIAL NERVE V PASSES
foramen spinosum
posterior to foramen ovale
mental foramen
opening on mandible (on outside)
mandibular foramen *
on inside on mandible CRANIAL NERVE V
Infraorbital foramen
opening under orbit
cribriform plate *
perforated plate in ethmoid bone CRANIAL NERVE I