Raphe nucleus

The raphe nucleus (Latin for 'the bit in a fold or seam') is a moderately sized cluster of neurons found in the brain stem, and releases serotonin to the rest of the brain. Selective serotonin reuptake inhibitor (SSRI) antidepressants are believed to act at these neurons.

See also

• Locus ceruleus
• Substantia nigra
• List of regions in the human brain

External links

• "Higher brain function: Activation of the brain and levels of consciousness."