<Li> Dopamine--glutamate co-release . </Li> <Li> Acetylcholine (Ach)--glutamate co-release . </Li> <Li> ACh--vasoactive intestinal peptide (VIP) co-release . </Li> <Li> ACh--calcitonin gene - related peptide (CGRP) co-release . </Li>

Where does stimulation of the neuron take place