View source for Sphenoid bone

{{Infobox bone 
| Name = Sphenoid bone 
| Latin = os sphenoidale 
| Image = Cranial bones en.svg
| Caption = Cranial Bones. Only the end of the wing of the sphenoid bone is visible 
| Image2 = Gray145.png
| Caption2 = Sphenoid bone, upper surface.
| Width = 300 
| Articulations =
}}
The '''sphenoid bone'''{{refn|name=note|group=note|According to most dictionaries, the word ''sphenoid'' ({{IPAc-en|ˈ|s|f|iː|n|ɔɪ|d}}<ref>''[[OED]]'' 2nd edition, 1989.</ref><ref>[http://www.merriam-webster.com/dictionary/sphenoid Entry "sphenoid"] in ''[http://www.merriam-webster.com/ Merriam-Webster Online Dictionary]''.</ref> derives from Greek ''sphenoeides'', "wedgelike". Thieme Atlas of Anatomy<ref>Thieme Atlas of Anatomy, Head and Neuroanatomy 2011</ref> disagrees and says that the sphenoid bone was originally called ''os sphecoidale'', meaning "bone resembling a wasp", and that the word was later written 'sphenoidale' by a transcription error. An anterior view of the bone resembles more the body of a wasp or a bat<ref name="Human Anatomy Volume Three">{{cite book|last1=Chaurasia|title=Human Anatomy Volume Three|date=31 January 2013 |publisher=CBS Publishers & Distributors|isbn=978-81-239-2332-1|pages=43–45}}</ref> with wings than a wedge.}} is an unpaired [[bone]] of the [[neurocranium]]. It is in the middle of the [[skull]] towards the front.

== Notes ==
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== References ==
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[[Category:Bones of the skull]]