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Showing results for sphenoid bone. Search instead for sesamoid bone.

sphenoid bone

British  

noun

  1. the large butterfly-shaped compound bone at the base of the skull, containing a protective depression for the pituitary gland

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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Figure 16.8 Pituitary Tumor The pituitary gland is located in the sella turcica of the sphenoid bone within the cranial floor, placing it immediately inferior to the optic chiasm.

From Textbooks Jun. 19, 2013

This bony region of the sphenoid bone is named for its resemblance to the horse saddles used by the Ottoman Turks, with a high back and a tall front.

From Textbooks Jun. 19, 2013

The lesser wings of the sphenoid bone form the prominent ledge that marks the boundary between the anterior and middle cranial fossae.

From Textbooks Jun. 19, 2013

The middle fossa extends from the lesser wing of the sphenoid bone anteriorly to the petrous ridge posteriorly.

From Textbooks Jun. 19, 2013

Large anatomical prints depend from the walls, and a few vertebræ, a lower jaw, and a sphenoid bone, are scattered upon the table.

From Punch, or the London Charivari, Volume 1, December 18, 1841 by Various

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