Foramen singulare
| 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 of | Temporal bone |
| Identifiers | |
| Latin | Foramen singulare |
| TA98 | A15.3.03.052 |
| TA2 | 6992 |
| FMA | 75352 |
| Anatomical terminology | |
In the temporal bone, in the portion beneath the falciform crest are three sets of foramina; one group, just below the posterior part of the crest, situated in the area cribrosa media, consists of several small openings for the nerves to the saccule; below and behind this area is the foramen singulare, or opening for the nerve to the posterior semicircular canal.
References
This article incorporates text in the public domain from page 143 of the 20th edition of Gray's Anatomy (1918)
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