Nasion

Study entry

Description

The point where the frontonasal and internasal sutures meet, at the intersection of the frontal bone with the nasal bones.

Relations

In most people it is a clearly depressed area (the bridge of the nose). Used in cranial measurements on radiographs.

Source: cap. 8, «Cráneo» y tabla 8-1

Other structures in this region

• Squamous part of the frontal bone
• Orbital part of the frontal bone
• Glabella
• Superciliary arch
• Supraorbital margin
• Supraorbital foramen (notch)
• Frontal eminence
• Frontal crest