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Skull Anatomy
Point and Line names on the Face for Imaging
Term | Definition |
---|---|
mental point/mentum | midpoint of chin |
nasion | slight depression at bridge of nose |
supraorbital margin | superior rim of orbital base |
vertex | most superior point of head |
outer canthus | lateral junction of eyelids |
acanthomeatal line | EAM to acanthion |
Glabellomeatal line | EAM to glabella |
Infraorbitalmeatal line | EAM to infraorbital margin |
Interpupillary line | Transverse line between outer canthi |
Mentomeatal line | EAM to mental point |
Mid-sagittal/median sagittal plane | divides head into right and left halves |
orbitomeatal line | EAM to outer canthus |
Inner canthus | medial junction of upper and lower eyelids |
Inion/ external occipital protuberance | bump midline at back of the head |
infraorbital margin | inferior rim of orbital base |
gonion | angle of mandible |
glabella | area between eyebrows |
External acoustic auditory meatus | External opening into ear canal |
acanthion | middle junction of upper lip and nose |
lambda fontanel | posterior junction of sagittal with lambdoidal suture |
coronal suture | separates frontal and parietal bones |
sagittal suture | separates two parietal bones at midline |
lambdoidal suture | separates parietal bones from occipital |
squamosal suture | separates parietal and temporal bones |
temporomandibular joint | synovial condyloid |
bregma fontanel | anterior junction of sagittal with coronal sutures |