nucleus of posterior commissure
Definition: a group of cells located immediately adjacent to the posterior commissure at the mesencephalon-diencephalon junction; may be divided into pars ventralis [TA] (ventral subdivision [TA]), pars dorsalis [TA] (dorsal subdivision [TA]), and pars interstitialis [TA] (interstitial subdivision [TA]).
Synonym(s): nucleus commissurae posteriorisTA
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