The sphenoethmoidal recess is a small triangular space superior to the
superior nasal meatus of the
nasal cavity
The nasal cavity is a large, air-filled space above and behind the nose in the middle of the face. The nasal septum divides the cavity into two cavities, also known as fossae. Each cavity is the continuation of one of the two nostrils. The nas ...
into which the
sphenoidal sinus
The sphenoid sinus is a paired paranasal sinus in the Body of sphenoid bone, body of the sphenoid bone. It is one pair of the four paired paranasal sinuses.Illustrated Anatomy of the Head and Neck, Fehrenbach and Herring, Elsevier, 2012, page 64 T ...
opens.
The sphenoethmoidal recess is situated
supero posterior to the
superior nasal concha
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.
Anatomy
Anatomical relations
The super ...
,
between the superior nasal concha and the anterior aspect of the
body of the sphenoid bone.
Anatomy
Variation
When present, the
supreme nasal concha is situated upon the lateral wall of the sphenoethmoid recess, with the supreme nasal meatus created below it occasionally presenting an opening of the posterior ethmoidal sinus.
References
External links
* - "The turbinates have been cut and removed to illustrate the meatus and openings into them."
Nose
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