Define and describe the role/purpose of neurotransmitters.

News reports frequently cite how excess or deficient levels of a neurotransmitter are associated with diseases, disorders or abnormalities. There are many different types of neurotransmitters. Each play a specific role and function in a specific pathway and have a major effect on behavior. First, define and describe the role/purpose of neurotransmitters. Serotonin is one of the eight identified in your textbook and is widely studied. Using sources other than your textbook, provide an overview of serotonin. In your response, discuss how it impacts functioning and what areas of functioning are impacted. Also, identify specific physical or psychological problems associated with an imbalance in serotonin and ways to counteract the imbalance and improve a persons condition.

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