retroflex fasciculus


1. a compact bundle of fibers arising in the habenula and passing anteriorly (ventrally) to the interpeduncular nucleus at the base of the midbrain; some of its fibers bypass this nucleus and terminate in the raphe nuclei of the caudal mesencephalic tegmentum.

fasciculus retroflexus , habenulointerpeduncular tract , tractus habenulointerpeduncularis , fasciculus of Meynert , retroflex bundle of Meynert

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