pterygomaxillary fissure

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Related to pterygomaxillary fissure: Pterygopalatine fossa, Pterygomandibular raphe

pter·y·go·max·il·lar·y fis·sure

the narrow gap between the lateral pterygoid plate and the infratemporal surface of the maxilla through which the infratemporal fossa communicates with the pterygopalatine fossa; gives passage to the third part of the maxillary artery and the posterior superior alveolar arteries, veins and nerves.