MCAT Behavioral Sciences Question 12: Answer and Explanation
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Question: 12
12. Which of the following neurotransmitters is associated with both schizophrenia and Parkinson's disease?
- A. GABA
- B. Serotonin
- C. Dopamine
- D. Enkephalins
Correct Answer: C
Explanation:
Schizophrenia is associated with high levels of dopamine, or high sensitivity to dopamine. Parkinson's disease is associated with destruction of the dopaminergic neurons in the basal ganglia.