Greater palatine foramen
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At either posterior angle of the
hard palate The hard palate is a thin horizontal bony plate made up of two bones of the facial skeleton, located in the roof of the mouth. The bones are the palatine process of the maxilla and the horizontal plate of palatine bone. The hard palate spans t ...
is the greater palatine foramen, for the transmission of the
descending palatine vessels The descending palatine artery is a branch of the third part of the maxillary artery supplying the hard and soft palate. Course It descends through the greater palatine canal with the greater and lesser palatine branches of the pterygopalatine gan ...
and
greater palatine nerve The greater palatine nerve is a branch of the pterygopalatine ganglion. This nerve is also referred to as the anterior palatine nerve, due to its location anterior to the lesser palatine nerve. It carries both general sensory fibres from the maxi ...
; and running anteriorly (forward) and medially (towards the center-line) from it is a groove, for the same vessels and nerve.


Variations

The greater palatine foramen (GPF) is related to the upper 3rd molar tooth in most of the skulls (55%), 2nd molar in (12%), between the 2nd and 3rd molar in (19%) and retromolar in (14%). The shape of the foramen is elongated antero-posteriorly; however, an unusually crescent shaped foramen is rare.


See also

*
Greater palatine canal The greater palatine canal (or pterygopalatine canal) is a passage in the skull that transmits the descending palatine artery, vein, and greater and lesser palatine nerves between the pterygopalatine fossa and the oral cavity. Structure The gr ...
* Lesser palatine foramina


References


External links

* * * Bones of the head and neck {{musculoskeletal-stub