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The superior nasal concha is a small, curved plate of bone representing a medial bony process of the labyrinth of the ethmoid bone. The superior nasal concha forms the roof of the superior nasal meatus. [1]: 692. Anatomy. Anatomical relations. The superior nasal concha is situated posterosuperiorly to the middle nasal concha.
3 maj 2023 · The superior nasal conchae or turbinates form one of the three pairs of conchae in the nose and represent part of the labyrinth of the ethmoid bone, arising as bony projections from its posterior surface. The air passage between the superior nasal concha and the lateral nasal wall is known as the s uperior meatus and forms part of the nasal cavity.
The bony superior nasal concha is a curved bony plate that emerges from the inner side of the ethmoidal labyrinth. It extends downward to cover the superior nasal meatus, an important area responsible for air flow and drainage of the posterior ethmoidal air cells.
In anatomy, a nasal concha (/ ˈ k ɒ n k ə /; pl.: conchae; / ˈ k ɒ n k iː /; Latin for 'shell'), also called a nasal turbinate or turbinal, [1] [2] is a long, narrow, curled shelf of bone that protrudes into the breathing passage of the nose in humans and various other animals.
22 cze 2024 · Variant anatomy of nasal turbinates: supreme, superior and middle conchae bullosae, paradoxical superior and inferior turbinates, and middle accessory turbinate.
In up to 52% of cases, the supreme nasal concha is present superior to the superior nasal concha. Arteries supplying the nasal cavity includes anterior and posterior ethmoid (from ophthalmic), sphenopalatine and greater palatine (from maxillary), and superior labial (from facial).
3 lis 2023 · Three bony shelves called the inferior, middle and superior nasal conchae are attached to the lateral walls and by projecting into the cavities, they divide both nasal cavities into four air channels: Inferior nasal meatus; between the floor and inferior concha; Middle nasal meatus; between the inferior and middle concha
