(in full sella turcica /ˈtərkikə/ /-sikə/)
noun (plural sellae /ˈselē/ /-lī/ or sellae turcicae /ˈselē ˈtərsiˌkē/ /ˈselī ˈtərkiˌkī/)Anatomy
A depression in the sphenoid bone, containing the pituitary gland.
- The basisphenoid bears a deep, central depression at this point called the sella turcica or pituitary fossa.
- The superior part of the dorsum sellae may be a separate bone or it may be joined to the petrous portion of the temporal bone.
- Behind the dorsum sellae is a shallow depression, the clivus, which slopes obliquely backward, and is continuous with the groove on the basioccipital (basilar portion of the occipital bone).
Late 17th century: from Latin, 'saddle', (in full) 'Turkish saddle'.
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