infratemporal crest of greater wing of sphenoid(redirected from pterygoid ridge of sphenoid bone)
in·fra·tem·po·ral crest of greater wing of sphenoid[TA]
an often rough ridge marking the angle of union of the temporal and infratemporal surfaces of the greater wing of the sphenoid bone.
Synonym(s): crista infratemporalis alaris majoris ossis sphenoidalis [TA], pterygoid ridge of sphenoid bone
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