pterion /pte·ri·on/ (tēr´e-on) a point of junction of frontal, parietal, temporal, and sphenoid bones.
pterion
pterion (teˑ·rē·
n),
pter·i·on (t r  - n , tîr-)n. The junction of the greater wing of the sphenoid bone and the squamous temporal, the frontal, and the parietal bones. |
pterion
[tir′ē·on]
a point near the sphenoid fontanel of the skull, at the junction of the greater wing of the sphenoid, squamous, temporal, frontal, and parietal bones. It also intersects the course of the anterior division of the middle meningeal artery.
pterion (teˑ·rē·
n),n point of convergence of sutures between the frontal, sphenoid, parietal bones and temporal squama.
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