serotonin-immunoreactive fibers and varicosities are present throughout the forebrain and the midbrain , but particularly in the nucleus accumbens , the septal area , the dorsal cortex , the dorsal thalamus , the lateral geniculate body , the ventromedial hypothalamic nucleus , the pretectal nucleus , and the basal optic nucleus .
C0039729
dorsal thalamus
C0086526
lateral