{{ http://4.bp.blogspot.com/-wtBU_1w4LnE/T2V3T-Ik5VI/AAAAAAAABU0/xeCnnwp1ySg/s1600/PTERYGOPALATINE+FOSSA.jpg}} The medial pterygoid plate (or medial pterygoid lamina) of the sphenoid is narrower and longer than the lateral pterygoid plate; it curves lateralward at its lower extremity into a hook-like process, the pterygoid hamulus, around which the tendon of the Tensor veli palatini glides. {{::medialpterygoidplate.png|}}