key term - Dopamine Hypothesis

Definition

The dopamine hypothesis is a theory that suggests an excess of dopamine activity in certain brain areas is associated with the development and symptoms of schizophrenia. It proposes that abnormal levels of dopamine neurotransmitters contribute to the occurrence of this mental disorder.

Related terms

Neurotransmitters:

These are chemical messengers in the brain that transmit signals between neurons.

Schizophrenia:

A severe mental disorder characterized by hallucinations, delusions, disorganized thinking, and impaired social functioning.

Antipsychotic Medications: Drugs used to treat symptoms of psychosis, including schizophrenia. They work by targeting dopamine receptors and reducing dopamine activity in the brain.