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Pterygoid fossa
Depression in the sphenoid bone of the skull From Wikipedia, the free encyclopedia
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The pterygoid fossa is an anatomical term for the fossa formed by the divergence of the lateral pterygoid plate and the medial pterygoid plate of the sphenoid bone.
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Structure
The lateral and medial pterygoid plates (of the pterygoid process of the sphenoid bone) diverge behind and enclose between them a V-shaped fossa, the pterygoid fossa. This fossa faces posteriorly, and contains the medial pterygoid muscle and the tensor veli palatini muscle.
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References
This article incorporates text in the public domain from page 151 of the 20th edition of Gray's Anatomy (1918)
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