Our understanding of mental illness has been most advanced by discoveries involving the

Question

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Discoveries involving the chemicals involved in brain communication, such as neurotransmitters and their receptors, have advanced our understanding of mental illness. For example, imbalances in serotonin and dopamine have been linked to mood disorders such as depression and schizophrenia. Medications that target these chemical imbalances have been developed to treat mental illnesses.

Note: Choices A, B, C, and E are not directly related to our understanding of mental illness.

Our Understanding of Mental Illness Has Been Most Advanced by Discoveries