sphenoid bone


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Related to sphenoid bone: palatine bone

sphenoid bone

[′sfē‚nȯid ¦bōn]
(anatomy)
The butterfly-shaped bone forming the anterior part of the base of the skull and portions of the cranial, orbital, and nasal cavities.
References in periodicals archive ?
Tumor invaded the greater wing of sphenoid bone in 12 cases, anterior clinoidal process in ten cases, cavernous sinus in 14 cases, and the third ventricle in ten cases.
The optic strut represents a bony formation that connects the body of sphenoid bone and its lesser wing.
Erosion of the sphenoid bone with a mass in the sphenoid sinus.
Aneurysmal bone cyst of the sphenoid bone extending into the ethmoid sinus, nasal cavity and orbit in a child.
The palatine bones attach the maxilla to the sphenoid bone.
The vomer extends from the interior surface of the sphenoid bone to the palate and forms the lower and posterior part of the septum, including its posterior border.
8 x 5-cm heterogeneously enhancing mass arising from the sphenoid bone (figure 2).
The sphenomandibular and stylomandibular ligaments provide medial support coursing from the spine of the sphenoid bone to the lingual of the mandibular foramen and from the styloid process to the mandibular ramus, respectively.
The first two sides ran from the point Lambda to the point Bregma, and from the latter to that where the coronal suture first touched the sphenoid bone (Pterion).
The lack of any sinus pneumatization of the sphenoid bone by the age of 10 years should suggest the possibility of "occult" sphenoid bone pathology.