T HE R OLE OF S EXUAL A CTIVITY

T HE R OLE OF S EXUAL A CTIVITY

While several DA systems exist in the brain, the mesolimbic DA system appears to be the most important in this respect. Both D1 and D2 receptors though partially functional antagonists are both significantly expressed in the NA. Other DA receptors (D3-5) are also linked to the limbic system and are substantially present in the amygdala and the hippocampus. Sayfaya Git T HE R OLE OF S EXUAL A CTIVITY