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midbrain

midbrain The midbrain is the upper part of the brainstem, situated between the pons and the diencephalon.

The midbrain is the upper part of the brainstem, situated between the pons and the diencephalon. It includes major nerve pathways and structures such as the cerebral peduncles, substantia nigra, and several nuclei.

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Sources

Drafting source: NCI Thesaurus. Flat export snapshot 2026-10-18. “Midbrain” (C12510).
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. “midbrain.” Development preview.

Version 1 · SHA-256: 5fa685101f0f3c907c4dedc1ba48b06f57786259e6aa9388ee1497dda76b4c19

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