sella turcica

The sella turcica is a saddle-shaped depression in the sphenoid bone at the base of the human skull. [WP,unvetted]. Every claim on this page comes from the Leumas anatomy graph and carries its source.

What the sella turcica is

The sella turcica is a saddle-shaped depression in the sphenoid bone at the base of the human skull. [WP,unvetted]. The atlas records it as a bone at the organ scale in the human body.

Where the sella turcica is

It sits in the head, within the skeletal system. Not positioned individually. Drawn inside the structure this dataset says contains it — the containment is asserted, the exact spot within it is not.

What the sella turcica connects to

The atlas records 4 typed relationships for it, across 3 kinds of connection. part of body of sphenoid.

Supply and innervation

This dataset asserts no arterial supply, venous drainage or innervation for the sella turcica. Only a minority of structures carry those edges here, so an empty answer means nothing has been recorded — not that there is nothing to record.

Also called

Also recorded as Turkey Chair, suprasellar and turkish saddle. Searching any of those names reaches this page.

Source

Uberon multi-species anatomy ontology (Mungall et al.), CC BY 4.0. Term UBERON:0003689, version 2026-06-19, retrieved 2026-08-24. Licence: CC-BY-4.0.

• Part of: body of sphenoid.
• A kind of: zone of bone organ.
• contains: pituitary fossa and tuberculum sellae.

Questions

Where is the sella turcica?

It sits in the head, within the skeletal system. Not positioned individually. Drawn inside the structure this dataset says contains it — the containment is asserted, the exact spot within it is not.

What does the sella turcica connect to?

Part of: body of sphenoid.

Is the sella turcica the same in other species?

Leumas holds the same relationship vocabulary for every species it carries, so where another dataset records this structure you can put the two side by side on /compare.