<prompt> Most important receptors involved with schizophrenia are?GABAAGABABD25-HT1  <response>: Ans. is c i.e., D2 Dopamine hypothesis is the most accepted hypothesis for schizophrenia. There is hyperactivity of dopaminergic system. This hypothesis is supported by:i Amphetamine and cocaine which release dopamine in central synapses induce schizophrenia like symptoms; andii Antipsychotic drugs control the schizophrenic symptoms by blocking dopamine D2 receptors. Other neurotransmitters involved are: - Increased serotonin, Decreased GABA, variable change Increased or decreased glutamate, and increased norepinephrine. 