Sphenoid Sinus

One of the paired air spaces located in the body of the SPHENOID BONE behind the ETHMOID BONE in the middle of the skull. Sphenoid sinus communicates with the posterosuperior part of NASAL CAVITY on the same side.

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Subheadings:

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Do not include MeSH terms found below this term in the MeSH hierarchy.

Tree Number(s): A04.531.621.827

MeSH Unique ID: D013101

Entry Terms:

• Sinus, Sphenoid

All MeSH Categories
Anatomy Category
Respiratory System
Nose
Paranasal Sinuses
Sphenoid Sinus