There are three dopamine pathways in the brain:
Nigrostriatal
Controls fine motor control, connecting the substantia nigra to the striatum.
Mesolimbic and Mesocortical
Connects the ventral tegmental area to the amygdala. Involved in feelings of euphoria, reward behaviour, mood, and pleasure.
Tuberohypophyseal
Connecting the hypothalamus to the pituitary. Controls pituitary hormone secretion - prolactin, ….