./The Role of Dopamine

In Part 1, you addressed the role of dopamine in the underlying cause of Parkinson’s Disease and its treatment. Dopamine is also implicated in 2 other disorders, schizophrenia and attention deficit hyperactivity disorder (ADHD).

According to the National Institute of Mental Health (2012), schizophrenia is a severe disorder affecting 1% of the population. Although it is not as disabling, ADHD affects approximately 9% of elementary school children.

For both conditions, the neurotransmitter dopamine has been implicated. Discuss the following:

Explain the role of dopamine in the symptoms of each disorder as well as treatment approaches.
How is dopamine related to norepinephrine and epinephrine?
What other roles does dopamine play in other nervous systems in the following nervous system functions?
- Learning and memory
- Reinforcement
- Addiction
- Sexual behavior

Provide at least 2 references from scientific research. In-text citations and the reference list should follow APA format.

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Schizophrenia is one of the major mental illnesses affecting 1% of the global population. The disorder is found in all cultures and races of the world. At the same time, it affects both men and women at the same rate, although it tends to appear…

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