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olfactory sulcus

olfactory sulcus The olfactory sulcus is a narrow groove on the front underside of each frontal lobe.

The olfactory sulcus is a narrow groove on the front underside of each frontal lobe. It separates the gyrus rectus from the medial orbital gyrus and contains the olfactory bulb and olfactory tract.

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Sources

Drafting source: NCI Thesaurus. Flat export snapshot 2026-10-18. “Olfactory Sulcus” (C33206).
CC-BY-4.0 · Definition uses new wording; original source retains its stated licence. · Source snapshot SHA-256: b27ca135beadd46c343d248135377c5077c5447fe11b93803bfab866b84fcd38

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PsychTerms (psychterms.org), CC BY 4.0, version 1. “olfactory sulcus.” Development preview.

Version 1 · SHA-256: e60933a9276955bdf3abe734d128f2bcdda881e95bdfd0c87dd610e44c1c6efd

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