Neurology Quiz #8: Neurotransmitter Changes in Nervous System Pathology

1. A 55-year-old man with a history of depression and insomnia is brought to the clinic by his wife. He has been treated with a variety of antidepressants over the years with minimal improvement. Alteration in which of the following neurotransmitters is most commonly associated with the pathophysiology of his condition?

Question 1 of 5

2. A 20-year-old college student presents to the emergency room with symptoms of increased heart rate, dilated pupils, and hallucinations after attending a party. He admits to using a recreational drug that he alleges enhances his sensory perception. Which neurotransmitter is most likely elevated in this patient due to the substance's pharmacological effect?

Question 2 of 5

3. A 70-year-old man is diagnosed with Parkinson's disease after presenting with bradykinesia, rigidity, and tremors. The pathology of this disease primarily involves degeneration of neurons in which part of the brain that affects the levels of which neurotransmitter? 

Question 3 of 5

4. A patient with a history of seizures is being treated with a medication that increases the action of which of the following neurotransmitters, known for its inhibitory effects in the central nervous system? 

Question 4 of 5

5. A 32-year-old woman presents with symptoms of anxiety, including palpitations, sweating, and feelings of dread. These symptoms are most likely associated with dysregulation of which neurotransmitter system? 

Question 5 of 5


 

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