The 
sphenoid bone (ˈ | s | f | iː | n | ɔɪ | d from Greek sphenoeides, "wedgelike") is an unpaired bone  situated at the front middle of
Kaynak: Sphenoid boneThe two sphenoidal sinuses (or 
sphenoid) contained within the body of the 
sphenoid  vary in size and shape; owing to the lateral
Kaynak: Sphenoidal sinusThe greater wing of the 
sphenoid bone, or alisphenoid, is a bony process of the 
sphenoid bone ; there is one on each side, extending from
Kaynak: Greater wing of sphenoid boneThe pterygoid processes of the 
sphenoid, one on either side, descend perpendicularly from the regions where the body  and great wings
Kaynak: Pterygoid processes of the sphenoidThe body of the 
sphenoid bone , more or less cubical  in shape, is hollowed out in its interior to form two large cavities, the
Kaynak: Body of sphenoid boneThe lesser wings of the 
sphenoid  or orbito-
sphenoids are two thin triangular plates, which arise from the upper and anterior parts of
Kaynak: Lesser wing of sphenoid boneA 
sphenoid wing meningioma is a benign  brain tumor  located near the 
sphenoid bone . Meningioma: A meningioma  is a benign brain tumor.
Kaynak: Sphenoid wing meningiomaUntil the seventh or eighth month of fetal life the body of the 
sphenoid  consists of two parts: one in front of the tuberculum sellæ , the
Kaynak: Ossification of sphenoidWing of 
sphenoid bone or ala ossis sphenoidalis can refer to:  Greater wing of 
sphenoid bone  (ala major ossis sphenoidalis)  of 
sphenoidKaynak: Wing of sphenoid boneThe sella turcica (literally Turkish Chair) is a saddle-shaped depression in the 
sphenoid bone  of the human skull  and of the skull s of
Kaynak: Sella turcicaIn the pterygoid processes of the 
sphenoid , above the pterygoid fossa  is a small, oval, shallow depression, the scaphoid fossa, which
Kaynak: Scaphoid fossaThe medial pterygoid plate (or medial pterygoid lamina) of the 
sphenoid  is narrower and longer than the lateral pterygoid plate ; it
Kaynak: Medial pterygoid plateAlong the posterior part of the lateral margin of the carotid groove  of the 
sphenoid bone , in the angle between the body and great wing
Kaynak: Sphenoidal lingulaThe foramen rotundum is a circular hole in the 
sphenoid bone  that connects the middle cranial fossa  and the pterygopalatine fossa .
Kaynak: Foramen rotundumThe superior surface of the body of the 
sphenoid bone  (Fig.  145) presents in front a prominent spine, the ethmoidal spine, for
Kaynak: Ethmoidal spineThe lateral pterygoid  plate of the 
sphenoid  (or lateral lamina of pterygoid process) is broad, thin, and everted; its lateral surface
Kaynak: Lateral pterygoid plateThe foramen spinosum is one of several foramina  located in the base of the skull , on the 
sphenoid bone , situated lateral to the
Kaynak: Foramen spinosum