median raphe nucleus


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Related to median raphe nucleus: Dorsal raphe nucleus, Pontine raphe nucleus

median raphe nucleus

A midline reticular nucleus in the caudal midbrain or rostral pontine tegmentum. This nucleus receives axons from the interpeduncular nucleus, and it sends serotonergic axons to the forebrain limbic areas and to the cerebral cortex via the medial forebrain bundle.
Synonym: superior central nucleus
See also: nucleus
References in periodicals archive ?
Differential regulation of the expression of contextual freezing and fear-potentiated startle by 5-HT mechanisms of the median raphe nucleus.