| Pterygoid fossa | |
|---|---|
 Sphenoid bone. Upper and posterior surfaces. (Pterygoid fossa labeled at left.) | |
| Details | |
| Identifiers | |
| Latin | fossa pterygoidea ossis sphenoidalis |
| TA98 | A02.1.05.046 |
| TA2 | 632 |
| FMA | 84970 |
| Anatomical terms of bone | |
Thepterygoid fossa is ananatomical term for thefossa formed by the divergence of thelateral pterygoid plate and themedial pterygoid plate of thesphenoid bone.
The lateral and medial pterygoid plates (of thepterygoid process of thesphenoid bone) diverge behind and enclose between them a V-shaped fossa, thepterygoid fossa. This fossa faces posteriorly, and contains themedial pterygoid muscle and thetensor veli palatini muscle.
This article incorporates text in thepublic domain frompage 151 of the 20th edition ofGray's Anatomy(1918)
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