Skull foramen

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