OSTEOLOGY OF SKULL 

📌 TERMINOLOGY 

🔹Canal: A long passage within bone that transits blood vessels and nerves

🔹Foramen: A natural opening or perforation through bone that permits transit of blood vessels and nerves (pl. foramina)

🔹Fossa: A hollow or depressed area on the surface of bone (pl. fossae)

🔹Notch: A curved depression or indentation

🔹Pit, groove and fissure: Depressions that serve to increase the extent of surface for the attachment of ligaments and muscles (pit is circular but groove and fissure are linear).