(antipsychotic block D2 receptor) Epinephrine (found in small neuronal cluster in brain stem especially medulla) Norepinephrine Highest in locus ceruleus rich in ß1 ß2 receptor that activates adenylate cyclase (excitatory)
(Found in high concentration in raphe nuclei. Certain antidepressants increase 5HT availability by reducing its uptake)
a-2 (Pre- and postsynaptic)
Was this article helpful?