{{Short description|Part of the brain involved in smell}} {{Infobox brain | Name = Olfactory trigone | Latin = trigonum olfactorium | Image = gray732.png | Caption = Scheme of rhinencephalon. (Olfactory trigone not labeled, but region is visible at bottom left, between anterior perforated substance and olfactory tract.) | Image2 = Human brainstem anterior view 2 description.JPG | Caption2 = Human brainstem anterior view. (Olfactory trigone is #4, at upper right) | IsPartOf = | Components = | Artery = | Vein = }} The '''olfactory trigone''' is a small triangular area in front of the anterior perforated substance.
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.<ref name="pmid8586977">{{cite journal |vauthors=Samudralwar DL, Diprete CC, Ni BF, Ehmann WD, Markesbery WR |title=Elemental imbalances in the olfactory pathway in Alzheimer's disease |journal=J. Neurol. Sci. |volume=130 |issue=2 |pages=139–45 |date=June 1995 |pmid=8586977 |doi= 10.1016/0022-510X(95)00018-W|s2cid=41951546 }}</ref>
==References== {{Gray's}} {{Reflist}}
{{Olfactory system|state=expanded}} {{Rostral basal ganglia and associated structures}} {{Portal bar|Anatomy}} {{Authority control}}
Category:Olfactory system
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