| 11. | It is the location of the openings for the frontal sinus, maxillary sinus, and anterior ethmoidal sinus.
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| 12. | In some cases, the frontal and maxillary sinus can present problems in the subject due to the syndrome.
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| 13. | In maxillary posterior teeth, the degree of pneumatization of the maxillary sinus may also increase as the antral floor remodels.
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| 14. | "' Caldwell-luc antrostomy "'is an operation to remove irreversibly damaged mucosa of the maxillary sinus.
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| 15. | The maxillary sinus may drain into the mouth via an abnormal opening, an oroantral fistula, a particular risk after tooth extraction.
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| 16. | The prevalence of Underwood's septa in relation to the floor of the maxillary sinus has been reported at nearly 32 %.
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| 17. | Oroantral fistula ( OAF ) is an abnormal condition where the maxillary sinus is exposed to the oral cavity through an epithelialised fistula.
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| 18. | On the "'nasal surface "'of the maxilla is a large irregular opening that leads into the maxillary sinus.
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| 19. | To operate on the maxillary sinuses, which rest beneath the eyes and above the teeth, surgeons had to make incisions in the gumline.
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| 20. | The goal of the sinus lift is to graft extra bone into the maxillary sinus, so more bone is available to support a dental implant.
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