Posterior nasal spine
Encyclopedia
The medial end of the posterior border of the horizontal plate of palatine bone
is sharp and pointed, and, when united with that of the opposite bone, forms a projecting process, the posterior nasal spine for the attachment of the Musculus uvulæ.
Horizontal plate of palatine bone
The horizontal part of the palatine bone is quadrilateral, and has two surfaces and four borders.- Surfaces :The superior surface, concave from side to side, forms the back part of the floor of the nasal cavity....
is sharp and pointed, and, when united with that of the opposite bone, forms a projecting process, the posterior nasal spine for the attachment of the Musculus uvulæ.