Foramen singulare
Diagrammatic view of the fundus of the right internal acoustic meatus. (Testut.) 1. Falciform crest. 2. Area facialis, with (2’) internal opening of the facial canal. 3. Ridge separating the area facialis from the area cribrosa superior. 4. Area cribrosa superior, with (4’) openings for nerve filaments. 5. Anterior inferior cribriform area, with (5’) the tractus spiralis foraminosus, and (5’’) the canalis centralis of the cochlea. 6. Ridge separating the tractus spiralis foraminosus from the area cribrosa media. 7. Area cribrosa media, with (7’) orifices for nerves to saccule. 8. Foramen singulare.
Details
Part ofTemporal bone
Identifiers
LatinForamen singulare
TA98A15.3.03.052
TA26992
FMA75352
Anatomical terminology

The foramen singulare is a foramen in the wall of the internal auditory meatus that gives passage to[1][2]: 420  the branch of the inferior division of the vestibular nerve[2]: 451  that innervates the ampulla of the posterior semicircular canal.[1][2]: 420 

References

  1. 1 2 "foramen singulare". TheFreeDictionary.com. Retrieved 2023-08-01.
  2. 1 2 3 Sinnatamby, Chummy S. (2011). Last's Anatomy (12th ed.). ISBN 978-0-7295-3752-0.


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