People with schizophrenia control their dopamine activity by taking medications that block dopamine receptors (Figure 4). Receptors are molecules that sit on the outside of brain cells and catch neurotransmitter molecules (such as dopamine, serotonin, and endorphins). Brain cells have different receptors for different neurotransmitters, and each one affects the cell in a different way. Some receptors stimulate brain cells and others lull them into a state of tranquility. Changing cell behavior is how the brain processes information. It’s similar to transistors turning on and off in a computer
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