• Home
  • Forum
  • Dictionary
  • Articles
  • Tutorials
  • Books
  • Directory
  • Share your work


Dictionary » M » Maxillary antrum

Maxillary antrum

Definition

noun, plural: maxillary antra

A large, pyramidal in shape, air-filled paranasal cavity within the body of the maxilla, communicating with the middle meatus of the nose on the same side.


Supplement

It is the largest of the paranasal sinuses. It is located just below the bony prominence of the cheek.

It consists of three recesses:

  • an alveolar recess pointed inferiorly, bounded by the alveolar process of the maxilla
  • zygomatic recess pointed laterally, bounded by the zygomatic bone
  • infraorbital recess pointed superiorly, bounded by the inferior orbital surface of the maxilla

Synonyms:


Please contribute to this project, if you have more information about this term feel free to edit this page



This page was last modified 12:13, 11 August 2009. This page has been accessed 20,787 times. 
What links here | Related changes | Permanent link