24+ Maxillary Sinus Definition Anatomy

It is somewhat pyramidal in shape.

24+ Maxillary Sinus Definition Anatomy. The maxillary sinus ostium drains into the infundibulum which joins the hiatus semilunaris and drains into the middle meatus. It is the largest air sinus in the body.

Maxillary Sinus The Definitive Guide Biology Dictionary
Maxillary Sinus The Definitive Guide Biology Dictionary from biologydictionary.net
The maxillary sinus ostium drains into the infundibulum which joins the hiatus semilunaris and drains into the middle meatus. Location of posterior superior alveolar artery and evaluation of maxillary sinus anatomy with computerized tomography: Maxillary sinus anatomy • roof—formed by maxilla's alveolar process (the roof forms the floor of the orbit).

And the sphenoid sinus, which is located in the upper posterior wall of the nasal cavity.

Sinus maxillaris) is the largest of the sinuses, filling the body of the maxilla. The objective of this study was to determine the prevalence, size, location, and morphology of maxillary. Usually infections occur on either side of the maxillary sinus. The maxillary sinuses usually develop symmetrically.