The olfactory trigone is a small triangular area in front of the anterior perforated substance.
| Olfactory trigone | |
|---|---|
 Scheme of rhinencephalon. (Olfactory trigone not labeled, but region is visible at bottom left, between anterior perforated substance and olfactory tract.) | |
 Human brainstem anterior view. (Olfactory trigone is #4, at upper right) | |
| Details | |
| Identifiers | |
| Latin | trigonum olfactorium |
| NeuroNames | 34 |
| NeuroLex ID | birnlex_4042 |
| TA98 | A14.1.09.432 |
| TA2 | 5542 |
| FMA | 74883 |
| Anatomical terms of neuroanatomy | |
Its apex, directed forward, occupies the posterior part of the olfactory sulcus, and is brought into view by throwing back the olfactory tract.
It is part of the olfactory pathway.[1]
References
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This article incorporates text in the public domain from page 827 of the 20th edition of Gray's Anatomy (1918)
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