Medical Term:

pterygopalatine fossa

 

Definition: a small pyramidal space, housing the pterygopalatine ganglion and third part of the maxillary artery, between the pterygoid process, the maxilla, and the palatine bone.

Synonym(s): fossa pterygopalatinaTA, Bichat fossa, pterygomaxillary fossa, sphenomaxillary fossa

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