Petro-occipital fissure
Appearance
(Redirected from Petro-occipital fissures)
Petro-occipital fissure | |
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![]() Base of the skull. Upper surface. (Petro-occipital fissure is not labeled, but petrous portion is bottom part of temporal bone, in pink, and occipital bone is at bottom, in blue.) | |
Details | |
Identifiers | |
Latin | fissura petrooccipitalis |
TA98 | A02.1.00.047 |
TA2 | 450 |
FMA | 75039 |
Anatomical terminology |
This grooved surface of the foramen magnum is separated on either side from the petrous portion of the temporal bone by the petro-occipital fissure, which is occupied in the fresh state by a plate of cartilage; the fissure is continuous behind with the jugular foramen, and its margins are grooved for the inferior petrosal sinus.
References
[edit] This article incorporates text in the public domain from page 193 of the 20th edition of Gray's Anatomy (1918)
External links
[edit]- "Anatomy diagram: 34257.000-2". Roche Lexicon - illustrated navigator. Elsevier. Archived from the original on 2013-06-22.