Apex of petrous part
Apex partis petrosae
- Latin synonym: Apex pyramidis
Definition
The apex of the petrous part, rough and uneven, is received into the angular interval between the posterior border of the great wing of the sphenoid and the basilar part of the occipital; it presents the anterior or internal orifice of the carotid canal, and forms the postero-lateral boundary of the foramen lacerum.