Pterygospinous process, also known as the Civinini process or processus pterygospinosus, is a sharp spine on the posterior edge of the lateral pterygoid plate of the sphenoid bone. The pterygospinous process is attached pterygospinous ligament which stretches towards the spine of the sphenoid.
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Last revised Jul 17, 2026
Pterygospinous process
Pterygospinous process, also known as the Civinini process or processus pterygospinosus, is a sharp spine on the posterior edge of the lateral pterygoid plate of the sphenoid bone. The pterygospinous process is attached pterygospinous ligament which stretches towards the spine of the sphenoid.